CVE-2015-4602

php: Incomplete Class unserialization type confusion

Severity Score

9.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

The __PHP_Incomplete_Class function in ext/standard/incomplete_class.c in PHP before 5.4.40, 5.5.x before 5.5.24, and 5.6.x before 5.6.8 allows remote attackers to cause a denial of service (application crash) or possibly execute arbitrary code via an unexpected data type, related to a "type confusion" issue.

La función __PHP_Incomplete_Class en ext/standard/incomplete_class.c en PHP en versiones anteriores a 5.4.40, 5.5.x en versiones anteriores a 5.5.24 y 5.6.x en versiones anteriores a 5.6.8 permite a atacantes remotos provocar una denegación de servicio (caída de aplicación) o posiblemente ejecutar código arbitrario a través de un tipo de dato no esperado, relacionado con un caso "type confusion".

A flaw was discovered in the way PHP performed object unserialization. Specially crafted input processed by the unserialize() function could cause a PHP application to crash or, possibly, execute arbitrary code.

*Credits: N/A

CVSS Scores

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

Complete

Integrity

Complete

Availability

Complete

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

Partial

Integrity

None

Availability

None

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2015-06-16 CVE Reserved
2015-06-23 CVE Published
2023-07-09 EPSS Updated
2024-08-06 CVE Updated
2024-08-06 First Exploit
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-843: Access of Resource Using Incompatible Type ('Type Confusion')

CAPEC

References (13)

URL	Tag	Source
http://git.php.net/?p=php-src.git%3Ba=commit%3Bh=fb83c76deec58f1fab17c350f04c9f042e5977d1	X_refsource_confirm
http://php.net/ChangeLog-5.php	X_refsource_confirm
http://www.openwall.com/lists/oss-security/2015/06/16/12	Mailing List
http://www.oracle.com/technetwork/topics/security/linuxbulletinjan2016-2867209.html	X_refsource_confirm
http://www.securityfocus.com/bid/75249	Vdb Entry
http://www.securitytracker.com/id/1032709	Vdb Entry

URL	Date	SRC
https://bugs.php.net/bug.php?id=69152	2024-08-06

URL	Date	SRC

URL	Date	SRC
http://rhn.redhat.com/errata/RHSA-2015-1135.html	2023-11-07
http://rhn.redhat.com/errata/RHSA-2015-1186.html	2023-11-07
http://rhn.redhat.com/errata/RHSA-2015-1187.html	2023-11-07
http://rhn.redhat.com/errata/RHSA-2015-1218.html	2023-11-07
https://access.redhat.com/security/cve/CVE-2015-4602	2015-07-09
https://bugzilla.redhat.com/show_bug.cgi?id=1232923	2015-07-09

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Redhat Search vendor "Redhat"		Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux"				6.0 Search vendor "Redhat" for product "Enterprise Linux" and version "6.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Search vendor "Redhat" for product "Enterprise Linux"				7.0 Search vendor "Redhat" for product "Enterprise Linux" and version "7.0"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				<= 5.4.39 Search vendor "Php" for product "Php" and version " <= 5.4.39"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.0 Search vendor "Php" for product "Php" and version "5.5.0"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.1 Search vendor "Php" for product "Php" and version "5.5.1"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.2 Search vendor "Php" for product "Php" and version "5.5.2"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.3 Search vendor "Php" for product "Php" and version "5.5.3"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.4 Search vendor "Php" for product "Php" and version "5.5.4"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.5 Search vendor "Php" for product "Php" and version "5.5.5"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.6 Search vendor "Php" for product "Php" and version "5.5.6"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.7 Search vendor "Php" for product "Php" and version "5.5.7"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.8 Search vendor "Php" for product "Php" and version "5.5.8"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.9 Search vendor "Php" for product "Php" and version "5.5.9"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.10 Search vendor "Php" for product "Php" and version "5.5.10"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.11 Search vendor "Php" for product "Php" and version "5.5.11"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.12 Search vendor "Php" for product "Php" and version "5.5.12"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.13 Search vendor "Php" for product "Php" and version "5.5.13"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.14 Search vendor "Php" for product "Php" and version "5.5.14"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.15 Search vendor "Php" for product "Php" and version "5.5.15"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.16 Search vendor "Php" for product "Php" and version "5.5.16"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.17 Search vendor "Php" for product "Php" and version "5.5.17"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.18 Search vendor "Php" for product "Php" and version "5.5.18"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.19 Search vendor "Php" for product "Php" and version "5.5.19"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.20 Search vendor "Php" for product "Php" and version "5.5.20"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.21 Search vendor "Php" for product "Php" and version "5.5.21"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.22 Search vendor "Php" for product "Php" and version "5.5.22"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.5.23 Search vendor "Php" for product "Php" and version "5.5.23"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.0 Search vendor "Php" for product "Php" and version "5.6.0"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.1 Search vendor "Php" for product "Php" and version "5.6.1"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.2 Search vendor "Php" for product "Php" and version "5.6.2"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.3 Search vendor "Php" for product "Php" and version "5.6.3"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.4 Search vendor "Php" for product "Php" and version "5.6.4"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.5 Search vendor "Php" for product "Php" and version "5.6.5"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.6 Search vendor "Php" for product "Php" and version "5.6.6"		-		Affected
Php Search vendor "Php"		Php Search vendor "Php" for product "Php"				5.6.7 Search vendor "Php" for product "Php" and version "5.6.7"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Desktop Search vendor "Redhat" for product "Enterprise Linux Desktop"				7.0 Search vendor "Redhat" for product "Enterprise Linux Desktop" and version "7.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Hpc Node Search vendor "Redhat" for product "Enterprise Linux Hpc Node"				7.0 Search vendor "Redhat" for product "Enterprise Linux Hpc Node" and version "7.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Hpc Node Eus Search vendor "Redhat" for product "Enterprise Linux Hpc Node Eus"				7.1 Search vendor "Redhat" for product "Enterprise Linux Hpc Node Eus" and version "7.1"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Search vendor "Redhat" for product "Enterprise Linux Server"				7.0 Search vendor "Redhat" for product "Enterprise Linux Server" and version "7.0"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Server Eus Search vendor "Redhat" for product "Enterprise Linux Server Eus"				7.1 Search vendor "Redhat" for product "Enterprise Linux Server Eus" and version "7.1"		-		Affected
Redhat Search vendor "Redhat"		Enterprise Linux Workstation Search vendor "Redhat" for product "Enterprise Linux Workstation"				7.0 Search vendor "Redhat" for product "Enterprise Linux Workstation" and version "7.0"		-		Affected