2009-1371 | SourceFire ClamAV input validation (BID-34446 / XFDB-49789)

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.

4.8 $0-$5k 0.65

A vulnerability classified as problematic has been found in SourceFire ClamAV up to 0.95.0 (Anti-Malware Software). This affects an unknown code block. The manipulation with an unknown input leads to a privilege escalation vulnerability. CWE is classifying the issue as CWE-20. This is going to have an impact on availability.

The weakness was released 04/09/2009 by Martin (Website). It is possible to read the advisory at vupen.com. This vulnerability is uniquely identified as CVE-2009-1371 since 04/23/2009. The exploitability is told to be easy. It is possible to initiate the attack remotely. No form of authentication is needed for exploitation. The technical details are unknown and an exploit is not publicly available.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 37389 (Ubuntu 8.10 : clamav vulnerability (USN-756-1)), 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 116609 (Apple Mac OS X Security Update 2009-005 Not Installed (APPLE-SA-2009-09-10-2)).

Upgrading to version 0.95.1 eliminates this vulnerability. A possible mitigation has been published before and not just after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at SecurityFocus (BID 34446), X-Force (49789), Secunia (SA34612), SecurityTracker (ID 1022028) and Vulnerability Center (SBV-21835). Entries connected to this vulnerability are available at 47872, 47520, 50018 and 50017.




VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 4.8

VulDB Base Score: 5.3
VulDB Temp Score: 4.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

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NVD Base Score: 🔍

Class: Privilege escalation
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 37389
Nessus Name: Ubuntu 8.10 : clamav vulnerability (USN-756-1)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 64873
OpenVAS Name: Gentoo Security Advisory GLSA 200909-04 (clamav)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfoedit

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: ClamAV 0.95.1

04/08/2009 🔍
04/09/2009 +1 days 🔍
04/09/2009 +0 days 🔍
04/09/2009 +0 days 🔍
04/09/2009 +0 days 🔍
04/10/2009 +0 days 🔍
04/23/2009 +13 days 🔍
04/23/2009 +0 days 🔍
04/23/2009 +0 days 🔍
04/23/2009 +0 days 🔍
05/04/2009 +11 days 🔍
03/17/2015 +2143 days 🔍
08/09/2021 +2337 days 🔍Vendor: https://www.cisco.com/c/en/us/services/acquisitions/sourcefire.html

Advisory: vupen.com
Researcher: Martin
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2009-1371 (🔍)
SecurityFocus: 34446 – ClamAV Prior to 0.95.1 Multiple Remote Denial of Service Vulnerabilities
Secunia: 34612 – ClamAV UPack Denial of Service and "cli_url_canon()" Buffer Overflow, Highly Critical
X-Force: 49789
SecurityTracker: 1022028 – Clam AntiVirus UPack File and URL Processing Bugs Let Remote Users Deny Service
Vulnerability Center: 21835 – ClamAV < 0.95.1 CLI_ISCONTAINED Macro Remote DoS Vulnerability, Medium
OSVDB: 53602 – ClamAV Malformed UPack Packed File Handling DoS
Vupen: ADV-2009-0985

See also: 🔍

Created: 03/17/2015 23:38
Updated: 08/09/2021 17:11
Changes: (3) source_nessus_risk exploit_price_0day vulnerability_cvss2_nvd_basescore
Complete: 🔍


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