Libav 0.8.12 lzo1x_decompress_safe integer coercion

CVSS Meta Temp Score
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CTI Interest Score
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7.6$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, has been found in Libav 0.8.12. Affected is the function lzo1x_decompress_safe. Performing a manipulation results in integer coercion. This vulnerability is known as CVE-2014-4609. No exploit is available. To fix this issue, it is recommended to deploy a patch.

Detailsinfo

A vulnerability, which was classified as critical, was found in Libav 0.8.12 (Multimedia Player Software). This affects the function lzo1x_decompress_safe. The manipulation with an unknown input leads to a integer coercion vulnerability. CWE is classifying the issue as CWE-192. Integer coercion refers to a set of flaws pertaining to the type casting, extension, or truncation of primitive data types. This is going to have an impact on confidentiality, integrity, and availability.

The weakness was published 06/26/2014 by Don A. Bailey as confirmed mailinglist post (oss-sec). It is possible to read the advisory at seclists.org. This vulnerability is uniquely identified as CVE-2014-4609 since 06/23/2014. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. Technical details of the vulnerability are known, but there is no available exploit.

The vulnerability scanner Nessus provides a plugin with the ID 76477 (Debian DSA-2977-1 : libav - security update), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 122218 (Libav LZO Memory Corruption Vulnerability).

Applying a patch is able to eliminate this problem. The bugfix is ready for download at git.libav.org. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 16644.

The vulnerability is also documented in the databases at X-Force (94012), Tenable (76477), SecurityFocus (BID 68217†) and Vulnerability Center (SBV-45533†). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.0
VulDB Meta Temp Score: 7.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 8.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Integer coercion
CWE: CWE-192 / CWE-189
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 76477
Nessus Name: Debian DSA-2977-1 : libav - security update
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 702977
OpenVAS Name: Debian Security Advisory DSA 2977-1 (libav - security update)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍

0-Day Time: 🔍

Patch: git.libav.org
TippingPoint: 🔍
Fortigate IPS: 🔍

Timelineinfo

06/23/2014 🔍
06/26/2014 +3 days 🔍
06/26/2014 +0 days 🔍
06/26/2014 +0 days 🔍
07/14/2014 +18 days 🔍
07/20/2014 +6 days 🔍
03/24/2015 +247 days 🔍
12/15/2024 +3554 days 🔍

Sourcesinfo

Advisory: DSA-2977
Researcher: Don A. Bailey
Status: Confirmed

CVE: CVE-2014-4609 (🔍)
GCVE (CVE): GCVE-0-2014-4609
GCVE (VulDB): GCVE-100-65955

OVAL: 🔍

X-Force: 94012 - Libav LZO code execution, High Risk
SecurityFocus: 68217 - Libav LZO 'av_lzo1x_decode' Function Memory Corruption Vulnerability
Vulnerability Center: 45533 - Libav LZO before 2.07 Remote Code Execution and DoS due to Buffer Overflow in the \x27lzo1x_decompress_safe()\x27 Function, High

Entryinfo

Created: 03/24/2015 15:54
Updated: 12/15/2024 10:34
Changes: 03/24/2015 15:54 (64), 06/02/2017 08:03 (6), 01/18/2022 13:59 (2), 01/18/2022 14:05 (18), 01/18/2022 14:06 (2), 12/15/2024 10:34 (17)
Complete: 🔍
Cache ID: 216:C1C:103

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

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