CVE-2012-4551

Ubuntu Security Notice USN-1635-1

Severity Score

8.8

*CVSS v3

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

Use-after-free vulnerability in libunity-webapps before 2.4.1 allows remote attackers to cause a denial of service (memory corruption and crash) and possibly execute arbitrary code via a crafted web site, related to "certain hash tables."

Vulnerabilidad de uso después de liberación en libunity-webapps antes de v2.4.1 permite a atacantes remotos provocar una denegación de servicio (corrupción de memoria y caída) y posiblemente ejecutar código arbitrario a través de un sitio web modificado, en relación con "ciertas tablas hash".

It was discovered that libunity-webapps improperly handled certain hash tables. A remote attacker could use this issue to cause libunity-webapps to crash, or possibly execute arbitrary code.

*Credits: N/A

Attack Vector

Network

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

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

2012-08-21 CVE Reserved
2012-11-21 CVE Published
2024-09-16 CVE Updated
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date
---------- First Exploit

CWE

CWE-399: Resource Management Errors

CAPEC

References (5)

URL	Tag	Source
http://bazaar.launchpad.net/~webapps/libunity-webapps/trunk/revision/815	X_refsource_confirm
http://www.openwall.com/lists/oss-security/2012/10/29/3	Mailing List
http://www.securityfocus.com/bid/56314	Vdb Entry
https://bugs.launchpad.net/ubuntu/%2Bsource/libunity-webapps/%2Bbug/1068495	X_refsource_misc

URL	Date	SRC

URL	Date	SRC

URL	Date	SRC
http://www.ubuntu.com/usn/USN-1635-1	2012-12-03

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Ps Project Management Team Search vendor "Ps Project Management Team"		Libunity-webapps Search vendor "Ps Project Management Team" for product "Libunity-webapps"				<= 2.4.0 Search vendor "Ps Project Management Team" for product "Libunity-webapps" and version " <= 2.4.0"		-		Affected
Ps Project Management Team Search vendor "Ps Project Management Team"		Libunity-webapps Search vendor "Ps Project Management Team" for product "Libunity-webapps"				0.02 Search vendor "Ps Project Management Team" for product "Libunity-webapps" and version "0.02"		-		Affected
Ps Project Management Team Search vendor "Ps Project Management Team"		Libunity-webapps Search vendor "Ps Project Management Team" for product "Libunity-webapps"				0.2.1 Search vendor "Ps Project Management Team" for product "Libunity-webapps" and version "0.2.1"		-		Affected
Ps Project Management Team Search vendor "Ps Project Management Team"		Libunity-webapps Search vendor "Ps Project Management Team" for product "Libunity-webapps"				0.3 Search vendor "Ps Project Management Team" for product "Libunity-webapps" and version "0.3"		-		Affected
Ps Project Management Team Search vendor "Ps Project Management Team"		Libunity-webapps Search vendor "Ps Project Management Team" for product "Libunity-webapps"				0.3.1 Search vendor "Ps Project Management Team" for product "Libunity-webapps" and version "0.3.1"		-		Affected
Ps Project Management Team Search vendor "Ps Project Management Team"		Libunity-webapps Search vendor "Ps Project Management Team" for product "Libunity-webapps"				2.0 Search vendor "Ps Project Management Team" for product "Libunity-webapps" and version "2.0"		-		Affected
Ps Project Management Team Search vendor "Ps Project Management Team"		Libunity-webapps Search vendor "Ps Project Management Team" for product "Libunity-webapps"				2.0.1 Search vendor "Ps Project Management Team" for product "Libunity-webapps" and version "2.0.1"		-		Affected
Ps Project Management Team Search vendor "Ps Project Management Team"		Libunity-webapps Search vendor "Ps Project Management Team" for product "Libunity-webapps"				2.1 Search vendor "Ps Project Management Team" for product "Libunity-webapps" and version "2.1"		-		Affected
Ps Project Management Team Search vendor "Ps Project Management Team"		Libunity-webapps Search vendor "Ps Project Management Team" for product "Libunity-webapps"				2.3 Search vendor "Ps Project Management Team" for product "Libunity-webapps" and version "2.3"		-		Affected
Ps Project Management Team Search vendor "Ps Project Management Team"		Libunity-webapps Search vendor "Ps Project Management Team" for product "Libunity-webapps"				2.3.1 Search vendor "Ps Project Management Team" for product "Libunity-webapps" and version "2.3.1"		-		Affected
Ps Project Management Team Search vendor "Ps Project Management Team"		Libunity-webapps Search vendor "Ps Project Management Team" for product "Libunity-webapps"				2.3.2 Search vendor "Ps Project Management Team" for product "Libunity-webapps" and version "2.3.2"		-		Affected
Ps Project Management Team Search vendor "Ps Project Management Team"		Libunity-webapps Search vendor "Ps Project Management Team" for product "Libunity-webapps"				2.3.3 Search vendor "Ps Project Management Team" for product "Libunity-webapps" and version "2.3.3"		-		Affected
Ps Project Management Team Search vendor "Ps Project Management Team"		Libunity-webapps Search vendor "Ps Project Management Team" for product "Libunity-webapps"				2.3.4 Search vendor "Ps Project Management Team" for product "Libunity-webapps" and version "2.3.4"		-		Affected
Ps Project Management Team Search vendor "Ps Project Management Team"		Libunity-webapps Search vendor "Ps Project Management Team" for product "Libunity-webapps"				2.3.5 Search vendor "Ps Project Management Team" for product "Libunity-webapps" and version "2.3.5"		-		Affected
Ps Project Management Team Search vendor "Ps Project Management Team"		Libunity-webapps Search vendor "Ps Project Management Team" for product "Libunity-webapps"				2.3.6 Search vendor "Ps Project Management Team" for product "Libunity-webapps" and version "2.3.6"		-		Affected
Ps Project Management Team Search vendor "Ps Project Management Team"		Libunity-webapps Search vendor "Ps Project Management Team" for product "Libunity-webapps"				2.3.7 Search vendor "Ps Project Management Team" for product "Libunity-webapps" and version "2.3.7"		-		Affected
Ps Project Management Team Search vendor "Ps Project Management Team"		Libunity-webapps Search vendor "Ps Project Management Team" for product "Libunity-webapps"				2.3.8 Search vendor "Ps Project Management Team" for product "Libunity-webapps" and version "2.3.8"		-		Affected
Ps Project Management Team Search vendor "Ps Project Management Team"		Libunity-webapps Search vendor "Ps Project Management Team" for product "Libunity-webapps"				2.3.9 Search vendor "Ps Project Management Team" for product "Libunity-webapps" and version "2.3.9"		-		Affected