SourceFire ClamAV up to 0.94.x libclamav/untar.c code injection

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6.7	$0-$5k	0.00

Summaryinfo

A vulnerability labeled as problematic has been found in SourceFire ClamAV up to 0.94.x. Impacted is an unknown function of the file libclamav/untar.c. Such manipulation leads to code injection. This vulnerability is traded as CVE-2009-1270. The attack may be launched remotely. There is no exploit available. The affected component should be upgraded.

Detailsinfo

A vulnerability was found in SourceFire ClamAV up to 0.94.x (Anti-Malware Software) and classified as critical. Affected by this issue is an unknown part of the file libclamav/untar.c. The manipulation with an unknown input leads to a code injection vulnerability. Using CWE to declare the problem leads to CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. Impacted is availability. CVE summarizes:

libclamav/untar.c in ClamAV before 0.95 allows remote attackers to cause a denial of service (infinite loop) via a crafted TAR file that causes (1) clamd and (2) clamscan to hang.

The weakness was shared 04/07/2009 as Bug 1462 as not defined bug report (Bugzilla). The advisory is shared for download at wwws.clamav.net. This vulnerability is handled as CVE-2009-1270 since 04/08/2009. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are known technical details, but no exploit is available. The MITRE ATT&CK project declares the attack technique as T1059.

It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 36075 (ClamAV < 0.95 Scan Evasion), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Misc.. The commercial vulnerability scanner Qualys is able to test this issue with plugin 175196 (Debian Security Update for Clamav (DSA-1771)).

Upgrading to version 0.95.0 eliminates this vulnerability.

The vulnerability is also documented in the databases at X-Force (49846), Tenable (36075), SecurityFocus (BID 34357†), OSVDB (53461†) and Secunia (SA34716†). The entry VDB-47623 is related to this item. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

• Anti-Malware Software

Vendor

• SourceFire

Name

• ClamAV

Version

• 0.1
• 0.2
• 0.3
• 0.4
• 0.5
• 0.6
• 0.7
• 0.8
• 0.9
• 0.10
• 0.11
• 0.12
• 0.13
• 0.14
• 0.15
• 0.16
• 0.17
• 0.18
• 0.19
• 0.20
• 0.21
• 0.22
• 0.23
• 0.24
• 0.25
• 0.26
• 0.27
• 0.28
• 0.29
• 0.30
• 0.31
• 0.32
• 0.33
• 0.34
• 0.35
• 0.36
• 0.37
• 0.38
• 0.39
• 0.40
• 0.41
• 0.42
• 0.43
• 0.44
• 0.45
• 0.46
• 0.47
• 0.48
• 0.49
• 0.50
• 0.51
• 0.52
• 0.53
• 0.54
• 0.55
• 0.56
• 0.57
• 0.58
• 0.59
• 0.60
• 0.61
• 0.62
• 0.63
• 0.64
• 0.65
• 0.66
• 0.67
• 0.68
• 0.69
• 0.70
• 0.71
• 0.72
• 0.73
• 0.74
• 0.75
• 0.76
• 0.77
• 0.78
• 0.79
• 0.80
• 0.81
• 0.82
• 0.83
• 0.84
• 0.85
• 0.86
• 0.87
• 0.88
• 0.89
• 0.90
• 0.91
• 0.92
• 0.93
• 0.94

License

• free

Website

• Vendor: https://www.cisco.com/c/en/us/services/acquisitions/sourcefire.html

CPE 2.3info

• 🔍
• 🔍
• 🔍

CPE 2.2info

• 🔍
• 🔍
• 🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 6.7

VulDB Base Score: 7.5
VulDB Temp Score: 6.7
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: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Proof-of-Concept

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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

Nessus ID: 36075
Nessus Name: ClamAV < 0.95 Scan Evasion
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 63841
OpenVAS Name: Debian Security Advisory DSA 1771-1 (clamav)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Qualys ID: 🔍
Qualys Name: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: ClamAV 0.95.0

Timelineinfo

03/23/2009 🔍
03/23/2009 +0 days 🔍
04/07/2009 +15 days 🔍
04/08/2009 +1 days 🔍
04/08/2009 +0 days 🔍
04/10/2009 +2 days 🔍
04/16/2009 +5 days 🔍
04/20/2009 +4 days 🔍
03/17/2015 +2157 days 🔍
08/09/2021 +2337 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: Bug 1462
Status: Not defined
Confirmation: 🔍

CVE: CVE-2009-1270 (🔍)
GCVE (CVE): GCVE-0-2009-1270
GCVE (VulDB): GCVE-100-47624

OVAL: 🔍

X-Force: 49846
SecurityFocus: 34357 - ClamAV Multiple Remote Denial of Service Vulnerabilities
Secunia: 34716 - Debian update for clamav, Moderately Critical
OSVDB: 53461 - ClamAV libclamav/untar.c clamd / clamscan Infinite Loop DoS
Vulnerability Center: 21625 - ClamAV < 0.95 Clamd and Clamscan Remote DoS Vulnerability via Crafted TAR File, Medium
Vupen: ADV-2009-0934

See also: 🔍

Entryinfo

Created: 03/17/2015 23:38
Updated: 08/09/2021 13:19
Changes: 03/17/2015 23:38 (69), 05/10/2019 18:29 (14), 08/09/2021 13:19 (3)
Complete: 🔍
Cache ID: 216:798:103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Discussion

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