CVE-2015-8562

Joomla! 1.5 < 3.4.5 - Object Injection Remote Command Execution

Severity Score

9.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Joomla! 1.5.x, 2.x, and 3.x before 3.4.6 allow remote attackers to conduct PHP object injection attacks and execute arbitrary PHP code via the HTTP User-Agent header, as exploited in the wild in December 2015.

Joomla! 1.5.x, 2.x y 3.x en versiones anteriores a 3.4.6 permite a atacantes remotos llevar a cabo ataques de inyección de objetos PHP y ejecutar código PHP arbitrario a través de la cabecera HTTP User-Agent header, como fue explotado en Diciembre 2015.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

High

Integrity

High

Availability

High

Attack Vector

Network

Attack Complexity

Low

Authentication

None

Confidentiality

Partial

Integrity

Partial

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2015-12-15 CVE Reserved
2015-12-16 CVE Published
2015-12-17 First Exploit
2024-08-06 CVE Updated
2025-03-25 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-20: Improper Input Validation

CAPEC

References (27)

URL	Tag	Source
http://packetstormsecurity.com/files/135100/Joomla-3.4.5-Object-Injection.html	X_refsource_misc
http://www.rapid7.com/db/modules/exploit/multi/http/joomla_http_header_rce	X_refsource_misc
http://www.securityfocus.com/archive/1/537219/100/0/threaded	Mailing List
http://www.securityfocus.com/bid/79195	Vdb Entry
http://web.archive.org/web/20250117165939/https://blog.sucuri.net/2015/12/joomla-remote-code-execution-the-details.html
http://web.archive.org/web/20250220041731/https://blog.sucuri.net/2015/12/remote-command-execution-vulnerability-in-joomla.html
https://blog.patrolserver.com/2015/12/17/in-depth-analyses-of-the-joomla-0-day-user-agent-exploit
https://translate.google.com/translate?hl=en&sl=auto&tl=en&u=http%3A%2F%2Fdrops.wooyun.org%2Fpapers%2F11330
https://translate.google.com/translate?hl=en&sl=auto&tl=en&u=http%3A%2F%2Fwww.freebuf.com%2Fvuls%2F89754.html
https://bugs.php.net/bug.php?id=70219

URL	Date	SRC
https://packetstorm.news/files/id/134949	2015-12-17
https://packetstorm.news/files/id/135100	2015-12-31
https://www.exploit-db.com/exploits/38977	2024-08-06
https://www.exploit-db.com/exploits/39033	2024-08-06
https://github.com/paralelo14/CVE-2015-8562	2017-01-08
https://github.com/guanjivip/CVE-2015-8562	2020-07-25
https://github.com/thejackerz/scanner-exploit-joomla-CVE-2015-8562	2016-06-08
https://github.com/RobinHoutevelts/Joomla-CVE-2015-8562-PHP-POC	2016-01-05
https://github.com/ZaleHack/joomla_rce_CVE-2015-8562	2024-10-23
https://github.com/atcasanova/cve-2015-8562-exploit	2024-08-12
https://github.com/VoidSec/Joomla_CVE-2015-8562	2024-10-11
https://github.com/xnorkl/Joomla_Payload	2020-02-07
https://github.com/lorenzodegiorgi/setup-cve-2015-8562	2021-05-03
https://github.com/Caihuar/Joomla-cve-2015-8562	2022-09-23
http://packetstormsecurity.com/files/134949/Joomla-HTTP-Header-Unauthenticated-Remote-Code-Execution.html	2024-08-06
https://blog.sucuri.net/2015/12/remote-command-execution-vulnerability-in-joomla.html	2024-08-06

URL	Date	SRC

URL	Date	SRC
https://developer.joomla.org/security-centre/630-20151214-core-remote-code-execution-vulnerability.html	2015-12-14

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.0 Search vendor "Joomla" for product "Joomla\!" and version "1.5.0"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.1 Search vendor "Joomla" for product "Joomla\!" and version "1.5.1"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.2 Search vendor "Joomla" for product "Joomla\!" and version "1.5.2"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.3 Search vendor "Joomla" for product "Joomla\!" and version "1.5.3"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.4 Search vendor "Joomla" for product "Joomla\!" and version "1.5.4"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.6 Search vendor "Joomla" for product "Joomla\!" and version "1.5.6"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.7 Search vendor "Joomla" for product "Joomla\!" and version "1.5.7"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.8 Search vendor "Joomla" for product "Joomla\!" and version "1.5.8"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.9 Search vendor "Joomla" for product "Joomla\!" and version "1.5.9"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.10 Search vendor "Joomla" for product "Joomla\!" and version "1.5.10"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.11 Search vendor "Joomla" for product "Joomla\!" and version "1.5.11"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.12 Search vendor "Joomla" for product "Joomla\!" and version "1.5.12"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.13 Search vendor "Joomla" for product "Joomla\!" and version "1.5.13"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.14 Search vendor "Joomla" for product "Joomla\!" and version "1.5.14"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.15 Search vendor "Joomla" for product "Joomla\!" and version "1.5.15"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.16 Search vendor "Joomla" for product "Joomla\!" and version "1.5.16"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.17 Search vendor "Joomla" for product "Joomla\!" and version "1.5.17"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.18 Search vendor "Joomla" for product "Joomla\!" and version "1.5.18"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.19 Search vendor "Joomla" for product "Joomla\!" and version "1.5.19"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.20 Search vendor "Joomla" for product "Joomla\!" and version "1.5.20"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.21 Search vendor "Joomla" for product "Joomla\!" and version "1.5.21"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.22 Search vendor "Joomla" for product "Joomla\!" and version "1.5.22"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.23 Search vendor "Joomla" for product "Joomla\!" and version "1.5.23"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.24 Search vendor "Joomla" for product "Joomla\!" and version "1.5.24"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.25 Search vendor "Joomla" for product "Joomla\!" and version "1.5.25"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.5.26 Search vendor "Joomla" for product "Joomla\!" and version "1.5.26"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.6.0 Search vendor "Joomla" for product "Joomla\!" and version "1.6.0"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.6.1 Search vendor "Joomla" for product "Joomla\!" and version "1.6.1"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.6.2 Search vendor "Joomla" for product "Joomla\!" and version "1.6.2"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.6.3 Search vendor "Joomla" for product "Joomla\!" and version "1.6.3"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.6.4 Search vendor "Joomla" for product "Joomla\!" and version "1.6.4"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.6.5 Search vendor "Joomla" for product "Joomla\!" and version "1.6.5"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.6.6 Search vendor "Joomla" for product "Joomla\!" and version "1.6.6"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.7.0 Search vendor "Joomla" for product "Joomla\!" and version "1.7.0"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.7.1 Search vendor "Joomla" for product "Joomla\!" and version "1.7.1"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.7.2 Search vendor "Joomla" for product "Joomla\!" and version "1.7.2"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.7.3 Search vendor "Joomla" for product "Joomla\!" and version "1.7.3"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.7.4 Search vendor "Joomla" for product "Joomla\!" and version "1.7.4"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				1.7.5 Search vendor "Joomla" for product "Joomla\!" and version "1.7.5"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.0 Search vendor "Joomla" for product "Joomla\!" and version "2.5.0"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.1 Search vendor "Joomla" for product "Joomla\!" and version "2.5.1"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.2 Search vendor "Joomla" for product "Joomla\!" and version "2.5.2"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.3 Search vendor "Joomla" for product "Joomla\!" and version "2.5.3"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.4 Search vendor "Joomla" for product "Joomla\!" and version "2.5.4"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.5 Search vendor "Joomla" for product "Joomla\!" and version "2.5.5"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.6 Search vendor "Joomla" for product "Joomla\!" and version "2.5.6"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.7 Search vendor "Joomla" for product "Joomla\!" and version "2.5.7"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.8 Search vendor "Joomla" for product "Joomla\!" and version "2.5.8"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.9 Search vendor "Joomla" for product "Joomla\!" and version "2.5.9"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.10 Search vendor "Joomla" for product "Joomla\!" and version "2.5.10"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.11 Search vendor "Joomla" for product "Joomla\!" and version "2.5.11"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.12 Search vendor "Joomla" for product "Joomla\!" and version "2.5.12"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.13 Search vendor "Joomla" for product "Joomla\!" and version "2.5.13"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.14 Search vendor "Joomla" for product "Joomla\!" and version "2.5.14"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.15 Search vendor "Joomla" for product "Joomla\!" and version "2.5.15"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.16 Search vendor "Joomla" for product "Joomla\!" and version "2.5.16"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.17 Search vendor "Joomla" for product "Joomla\!" and version "2.5.17"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.18 Search vendor "Joomla" for product "Joomla\!" and version "2.5.18"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.19 Search vendor "Joomla" for product "Joomla\!" and version "2.5.19"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.20 Search vendor "Joomla" for product "Joomla\!" and version "2.5.20"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.21 Search vendor "Joomla" for product "Joomla\!" and version "2.5.21"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.22 Search vendor "Joomla" for product "Joomla\!" and version "2.5.22"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.23 Search vendor "Joomla" for product "Joomla\!" and version "2.5.23"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.24 Search vendor "Joomla" for product "Joomla\!" and version "2.5.24"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.25 Search vendor "Joomla" for product "Joomla\!" and version "2.5.25"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.26 Search vendor "Joomla" for product "Joomla\!" and version "2.5.26"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.27 Search vendor "Joomla" for product "Joomla\!" and version "2.5.27"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				2.5.28 Search vendor "Joomla" for product "Joomla\!" and version "2.5.28"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.0.0 Search vendor "Joomla" for product "Joomla\!" and version "3.0.0"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.0.1 Search vendor "Joomla" for product "Joomla\!" and version "3.0.1"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.0.2 Search vendor "Joomla" for product "Joomla\!" and version "3.0.2"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.0.3 Search vendor "Joomla" for product "Joomla\!" and version "3.0.3"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.1.0 Search vendor "Joomla" for product "Joomla\!" and version "3.1.0"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.1.1 Search vendor "Joomla" for product "Joomla\!" and version "3.1.1"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.1.2 Search vendor "Joomla" for product "Joomla\!" and version "3.1.2"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.1.3 Search vendor "Joomla" for product "Joomla\!" and version "3.1.3"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.1.4 Search vendor "Joomla" for product "Joomla\!" and version "3.1.4"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.1.5 Search vendor "Joomla" for product "Joomla\!" and version "3.1.5"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.1.6 Search vendor "Joomla" for product "Joomla\!" and version "3.1.6"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.2.0 Search vendor "Joomla" for product "Joomla\!" and version "3.2.0"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.2.1 Search vendor "Joomla" for product "Joomla\!" and version "3.2.1"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.2.2 Search vendor "Joomla" for product "Joomla\!" and version "3.2.2"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.2.3 Search vendor "Joomla" for product "Joomla\!" and version "3.2.3"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.2.4 Search vendor "Joomla" for product "Joomla\!" and version "3.2.4"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.3.0 Search vendor "Joomla" for product "Joomla\!" and version "3.3.0"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.3.1 Search vendor "Joomla" for product "Joomla\!" and version "3.3.1"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.3.2 Search vendor "Joomla" for product "Joomla\!" and version "3.3.2"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.3.3 Search vendor "Joomla" for product "Joomla\!" and version "3.3.3"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.3.4 Search vendor "Joomla" for product "Joomla\!" and version "3.3.4"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.4.0 Search vendor "Joomla" for product "Joomla\!" and version "3.4.0"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.4.1 Search vendor "Joomla" for product "Joomla\!" and version "3.4.1"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.4.2 Search vendor "Joomla" for product "Joomla\!" and version "3.4.2"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.4.3 Search vendor "Joomla" for product "Joomla\!" and version "3.4.3"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.4.4 Search vendor "Joomla" for product "Joomla\!" and version "3.4.4"		-		Affected
Joomla Search vendor "Joomla"		Joomla\! Search vendor "Joomla" for product "Joomla\!"				3.4.5 Search vendor "Joomla" for product "Joomla\!" and version "3.4.5"		-		Affected