ClamAV Antivirus up to 0.98.5 upack Packer File memory corruption

CVSS Meta Temp Score
CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.
Current Exploit Price (≈)
Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.
CTI Interest Score
Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.0$0-$5k0.00

Summaryinfo

A vulnerability has been found in ClamAV Antivirus up to 0.98.5 and classified as critical. This vulnerability affects unknown code of the component upack Packer File Handler. This manipulation causes memory corruption. This vulnerability is registered as CVE-2014-9328. No exploit is available. The affected component should be upgraded.

Detailsinfo

A vulnerability classified as critical was found in ClamAV Antivirus up to 0.98.5 (Anti-Malware Software). Affected by this vulnerability is an unknown part of the component upack Packer File Handler. The manipulation with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is 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. As an impact it is known to affect 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 published 01/27/2015 by Sebastian Andrzej Siewior as ClamAV® blog: ClamAV 0.98.6 has been released! as confirmed release notes (Mailing List). It is possible to read the advisory at lists.clamav.net. This vulnerability is known as CVE-2014-9328 since 12/07/2014. The attack can be launched remotely. The exploitation doesn't need any form of authentication. The technical details are unknown and an exploit is not publicly available.

The vulnerability scanner Nessus provides a plugin with the ID 81144 (Ubuntu 12.04 LTS / 14.04 LTS / 14.10 : clamav vulnerability (USN-2488-1)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Ubuntu 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 (81144), SecurityFocus (BID 72372†), Secunia (SA62536†), SecurityTracker (ID 1031672†) and Vulnerability Center (SBV-48525†). Additional details are provided at blog.clamav.net. Similar entries are available at VDB-68992, VDB-68993, VDB-68994 and VDB-68996. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

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
💳💳💳💳💳💳
💳💳💳💳💳💳
💳💳💳💳💳💳
VectorComplexityAuthenticationConfidentialityIntegrityAvailability
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock
UnlockUnlockUnlockUnlockUnlockUnlock

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: 🔍

0-DayUnlockUnlockUnlockUnlock
TodayUnlockUnlockUnlockUnlock

Nessus ID: 81144
Nessus Name: Ubuntu 12.04 LTS / 14.04 LTS / 14.10 : clamav vulnerability (USN-2488-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

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 🔍
01/29/2015 +0 days 🔍
01/30/2015 +1 days 🔍
02/01/2015 +2 days 🔍
02/02/2015 +1 days 🔍
02/03/2015 +1 days 🔍
02/03/2015 +0 days 🔍
02/09/2015 +6 days 🔍
03/08/2022 +2584 days 🔍

Sourcesinfo

Advisory: ClamAV® blog: ClamAV 0.98.6 has been released!
Researcher: Sebastian Andrzej Siewior
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2014-9328 (🔍)
GCVE (CVE): GCVE-0-2014-9328
GCVE (VulDB): GCVE-100-68995
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
Vulnerability Center: 48525 - ClamAV Before 0.98.6 Remote Unspecified Vulnerability via a Crafted upack Packer File, High

Misc.: 🔍
See also: 🔍

Entryinfo

Created: 02/02/2015 11:45
Updated: 03/08/2022 09:35
Changes: 02/02/2015 11:45 (79), 06/19/2017 08:41 (10), 03/08/2022 09:35 (3)
Complete: 🔍
Cache ID: 216::103

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

Discussion

No comments yet. Languages: en.

Please log in to comment.

◂ PreviousOverviewNext ▸

Want to stay up to date on a daily basis?

Enable the mail alert feature now!