ClamAV 0.88.6 denial of service

HistoryDiffrelatejsonxmlCTI

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.
5.3	$0-$5k	0.00

Summaryinfo

A vulnerability was found in ClamAV 0.88.6. It has been declared as problematic. The impacted element is an unknown function. Such manipulation leads to denial of service. This vulnerability is listed as CVE-2006-6481. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in ClamAV 0.88.6 (Anti-Malware Software). Affected by this issue is some unknown processing. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability. CVE summarizes:

Clam AntiVirus (ClamAV) 0.88.6 allows remote attackers to cause a denial of service (stack overflow and application crash) by wrapping many layers of multipart/mixed content around a document, a different vulnerability than CVE-2006-5874 and CVE-2006-6406.

The weakness was presented 01/11/2007 by Hendrik Weimer (Website). The advisory is shared for download at vupen.com. This vulnerability is handled as CVE-2006-6481. The exploitation is known to be easy. 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 MITRE ATT&CK project declares the attack technique as T1499.

The vulnerability scanner Nessus provides a plugin with the ID 23853 (FreeBSD : clamav -- Multipart Nestings Denial of Service (eb5124a4-8a20-11db-b033-00123ffe8333)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family FreeBSD Local Security Checks. The commercial vulnerability scanner Qualys is able to test this issue with plugin 165109 (SUSE Security Update for ClamAV (SUSE-SA:2006:078)).

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (30910), Tenable (23853), SecurityFocus (BID 21609†), OSVDB (31283†) and Secunia (SA23460†). See VDB-31116, VDB-33717, VDB-33710 and VDB-38776 for similar entries. Once again VulDB remains the best source for vulnerability data.

Productinfo

Type

Anti-Malware Software

Name

ClamAV

Version

0.88.6

License

free

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Nessus ID: 23853
Nessus Name: FreeBSD : clamav -- Multipart Nestings Denial of Service (eb5124a4-8a20-11db-b033-00123ffe8333)
Nessus File: 🔍
Nessus Family: 🔍
Nessus Port: 🔍

OpenVAS ID: 57737
OpenVAS Name: Debian Security Advisory DSA 1238-1 (clamav)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

Timelineinfo

12/11/2006 🔍
12/11/2006 +0 days 🔍
12/14/2006 +3 days 🔍
12/15/2006 +1 days 🔍
12/18/2006 +3 days 🔍
01/11/2007 +23 days 🔍
01/11/2007 +0 days 🔍
03/12/2015 +2982 days 🔍
05/10/2019 +1520 days 🔍

Sourcesinfo

Advisory: vupen.com⛔
Researcher: Hendrik Weimer
Status: Not defined

CVE: CVE-2006-6481 (🔍)
GCVE (CVE): GCVE-0-2006-6481
GCVE (VulDB): GCVE-100-33788
X-Force: 30910
SecurityFocus: 21609 - ClamAV Attachment Wrapping Denial Of Service Vulnerability
Secunia: 23460
OSVDB: 31283 - Clam AntiVirus Layered Base64 MIME Encoding DoS
Vulnerability Center: 13376 - Clam AntiVirus Denial of Service via Multipart/Mixed Content, Medium

See also: 🔍

Entryinfo

Created: 03/12/2015 22:21
Updated: 05/10/2019 18:22
Changes: 03/12/2015 22:21 (63), 05/10/2019 18:22 (10)
Complete: 🔍
Cache ID: 216:5E8:103