ClamAV Antivirus up to 0.98.5 Mew Packer File memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in ClamAV Antivirus up to 0.98.5. Affected by this issue is some unknown functionality of the component Mew Packer File Handler. The manipulation leads to memory corruption. This vulnerability is listed as CVE-2014-9328. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in ClamAV Antivirus up to 0.98.5 (Anti-Malware Software). It has been rated as critical. This issue affects an unknown functionality of the component Mew Packer File Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

ClamAV before 0.98.6 allows remote attackers to have unspecified impact via a crafted upack packer file, related to a "heap out of bounds condition."

The weakness was presented 01/27/2015 by Felix Groebert (evad3rs) with Google Security Team as ClamAV® blog: ClamAV 0.98.6 has been released! as confirmed release notes (Mailing List). The advisory is shared at lists.clamav.net. The identification of this vulnerability is CVE-2014-9328 since 12/07/2014. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 81674 (Amazon Linux AMI : clamav (ALAS-2015-486)), 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 167564 (SUSE Enterprise Linux Security update for clamav (SUSE-SU-2015:0298-1)).

Upgrading to version 0.98.6 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 Tenable (81674), SecurityFocus (BID 72372†), Secunia (SA62536†) and SecurityTracker (ID 1031672†). blog.clamav.net is providing further details. See VDB-68992, VDB-68994, VDB-68995 and VDB-68996 for similar entries. Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 7.0

VulDB Base Score: 7.3
VulDB Temp Score: 7.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 81674
Nessus Name: Amazon Linux AMI : clamav (ALAS-2015-486)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 801946
OpenVAS Name: Fedora Update for clamav FEDORA-2015-1437
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 0.98.6

Timelineinfo

12/07/2014 🔍
01/27/2015 +51 days 🔍
01/27/2015 +0 days 🔍
01/29/2015 +2 days 🔍
01/30/2015 +1 days 🔍
02/01/2015 +2 days 🔍
02/02/2015 +1 days 🔍
02/03/2015 +1 days 🔍
03/08/2022 +2590 days 🔍

Sourcesinfo

Advisory: ClamAV® blog: ClamAV 0.98.6 has been released!
Researcher: Felix Groebert (evad3rs)
Organization: Google Security Team
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-9328 (🔍)
GCVE (CVE): GCVE-0-2014-9328
GCVE (VulDB): GCVE-100-68993
SecurityFocus: 72372 - ClamAV CVE-2014-9328 Multiple Heap Buffer Overflow Vulnerabilities
Secunia: 62536 - ClamAV Multiple Vulnerabilities, Highly Critical
SecurityTracker: 1031672 - Clam AntiVirus Heap Overflows Have Unspecified Impact

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 02/02/2015 11:45
Updated: 03/08/2022 09:33
Changes: 02/02/2015 11:45 (59), 07/09/2017 08:16 (24), 03/08/2022 09:33 (3)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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