CVE-2013-4547

Nginx 1.1.17 - URI Processing SecURIty Bypass

Severity Score

7.5

*CVSS v2

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

nginx 0.8.41 through 1.4.3 and 1.5.x before 1.5.7 allows remote attackers to bypass intended restrictions via an unescaped space character in a URI.

nginx 0.8.41 hasta la versión 1.4.3 y 1.5.x anterior a la versión 1.5.7 permite a atacantes remotos evadir restricciones intencionadas a través de un carácter de espacio sin escape en una URI.

*Credits: N/A

CVSS Scores

NISTv2 7.5

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

2013-06-12 CVE Reserved
2013-11-19 First Exploit
2013-11-22 CVE Published
2023-11-22 EPSS Updated
2024-08-06 CVE Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-116: Improper Encoding or Escaping of Output

CAPEC

References (11)

URL	Tag	Source
http://secunia.com/advisories/55757	Third Party Advisory
http://secunia.com/advisories/55822	Third Party Advisory
http://secunia.com/advisories/55825	Third Party Advisory

URL	Date	SRC
https://www.exploit-db.com/exploits/38846	2013-11-19
https://github.com/cyberharsh/Nginx-CVE-2013-4547	2020-08-20

URL	Date	SRC

URL	Date	SRC
http://lists.opensuse.org/opensuse-security-announce/2013-12/msg00007.html	2021-11-10
http://lists.opensuse.org/opensuse-updates/2013-11/msg00084.html	2021-11-10
http://lists.opensuse.org/opensuse-updates/2013-11/msg00118.html	2021-11-10
http://lists.opensuse.org/opensuse-updates/2013-11/msg00119.html	2021-11-10
http://mailman.nginx.org/pipermail/nginx-announce/2013/000125.html	2021-11-10
http://www.debian.org/security/2012/dsa-2802	2021-11-10

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
F5 Search vendor "F5"		Nginx Search vendor "F5" for product "Nginx"				>= 0.8.41 < 1.4.4 Search vendor "F5" for product "Nginx" and version " >= 0.8.41 < 1.4.4"		-		Affected
F5 Search vendor "F5"		Nginx Search vendor "F5" for product "Nginx"				>= 1.5.0 <= 1.5.6 Search vendor "F5" for product "Nginx" and version " >= 1.5.0 <= 1.5.6"		-		Affected
Suse Search vendor "Suse"		Lifecycle Management Server Search vendor "Suse" for product "Lifecycle Management Server"				1.3 Search vendor "Suse" for product "Lifecycle Management Server" and version "1.3"		-		Affected
Suse Search vendor "Suse"		Studio Onsite Search vendor "Suse" for product "Studio Onsite"				1.3 Search vendor "Suse" for product "Studio Onsite" and version "1.3"		-		Affected
Suse Search vendor "Suse"		Webyast Search vendor "Suse" for product "Webyast"				1.3 Search vendor "Suse" for product "Webyast" and version "1.3"		-		Affected
Opensuse Search vendor "Opensuse"		Opensuse Search vendor "Opensuse" for product "Opensuse"				11.4 Search vendor "Opensuse" for product "Opensuse" and version "11.4"		-		Affected
Opensuse Search vendor "Opensuse"		Opensuse Search vendor "Opensuse" for product "Opensuse"				12.2 Search vendor "Opensuse" for product "Opensuse" and version "12.2"		-		Affected
Opensuse Search vendor "Opensuse"		Opensuse Search vendor "Opensuse" for product "Opensuse"				12.3 Search vendor "Opensuse" for product "Opensuse" and version "12.3"		-		Affected
Opensuse Search vendor "Opensuse"		Opensuse Search vendor "Opensuse" for product "Opensuse"				13.1 Search vendor "Opensuse" for product "Opensuse" and version "13.1"		-		Affected