Clam Antivirus up to 0.98.6 xz Archive resource management

CVSS Meta Temp Score
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CTI Interest Score
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4.6$0-$5k0.00

A vulnerability, which was classified as problematic, has been found in Clam Antivirus up to 0.98.6 (Anti-Malware Software). Affected by this issue is an unknown functionality of the component xz Archive Handler. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is availability. CVE summarizes:

ClamAV before 0.98.7 allows remote attackers to cause a denial of service (infinite loop) via a crafted xz archive file.

The weakness was presented 04/29/2015 by Dimitri Kirchner and Goulven Guiheux as ClamAV 0.98.7 has been released! as confirmed release notes (Blog). The advisory is shared for download at blog.clamav.net. The public release was coordinated in cooperation with the vendor. This vulnerability is handled as CVE-2015-2668 since 03/20/2015. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 83976 (Amazon Linux AMI : clamav (ALAS-2015-537)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Amazon Linux Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 350165 (Amazon Linux Security Advisory for clamav: ALAS-2015-537).

Upgrading to version 0.98.7 eliminates this vulnerability. The upgrade is hosted for download at clamav.net. A possible mitigation has been published immediately after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (102870), Tenable (83976), SecurityFocus (BID 74472†), SecurityTracker (ID 1032223†) and Vulnerability Center (SBV-50157†).

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.6

VulDB Base Score: 5.3
VulDB Temp Score: 4.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Status: Unproven

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 83976
Nessus Name: Amazon Linux AMI : clamav (ALAS-2015-537)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 800596
OpenVAS Name: ClamAV Multiple Denial of Service Vulnerabilities August15 (Windows)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
Exposure Time: 🔍

Upgrade: Antivirus 0.98.7

Timelineinfo

01/01/2014 🔍
03/20/2015 +443 days 🔍
04/29/2015 +40 days 🔍
04/29/2015 +0 days 🔍
04/29/2015 +0 days 🔍
05/04/2015 +5 days 🔍
05/04/2015 +0 days 🔍
05/12/2015 +8 days 🔍
05/14/2015 +2 days 🔍
05/10/2022 +2553 days 🔍

Sourcesinfo

Advisory: ClamAV 0.98.7 has been released!
Researcher: Dimitri Kirchner, Goulven Guiheux
Status: Confirmed
Confirmation: 🔍
Coordinated: 🔍

CVE: CVE-2015-2668 (🔍)
X-Force: 102870 - ClamAV xz archive files denial of service
SecurityFocus: 74472 - ClamAV CVE-2015-2668 Denial of Service Vulnerability
SecurityTracker: 1032223 - Clam AntiVirus Multiple File Processing Flaws Let Remote Users Deny Service
Vulnerability Center: 50157 - ClamAV before 0.98.7 Remote DoS via a Crafted Xy Archive File, Medium

Entryinfo

Created: 05/04/2015 04:20 PM
Updated: 05/10/2022 09:08 AM
Changes: 05/04/2015 04:20 PM (81), 06/28/2017 06:40 AM (4), 05/10/2022 09:08 AM (3)
Complete: 🔍
Cache ID: 98:3A2:40

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