SourceFire ClamAV 0.91.1 os command injection

CVSS Meta Temp Score
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CTI Interest Score
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9.4$0-$5k0.00

A vulnerability classified as very critical has been found in SourceFire ClamAV 0.91.1 (Anti-Malware Software). Affected is an unknown part. The manipulation with an unknown input leads to a os command injection vulnerability. CWE is classifying the issue as CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

clamav-milter in ClamAV before 0.91.2, when run in black hole mode, allows remote attackers to execute arbitrary commands via shell metacharacters that are used in a certain popen call, involving the "recipient field of sendmail."

The weakness was presented 08/27/2007 with n.runs AG as confirmed posting (Bugtraq). The advisory is available at securityfocus.com. This vulnerability is traded as CVE-2007-4560 since 08/27/2007. The exploitability is told to be difficult. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Technical details are unknown but a public exploit is available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 07/21/2021). This vulnerability is assigned to T1202 by the MITRE ATT&CK project.

A public exploit has been developed in Perl. The exploit is shared for download at securityfocus.com. It is declared as highly functional. The vulnerability scanner Nessus provides a plugin with the ID 29830 (ClamAV clamav-milter black-hole-mode Sendmail Recipient Field Arbitrary Command Execution), which helps to determine the existence of the flaw in a target environment. It is assigned to the family SMTP problems.

Upgrading to version 0.91.1 eliminates this vulnerability. Furthermore it is possible to detect and prevent this kind of attack with TippingPoint and the filter 8581.

The vulnerability is also documented in the databases at X-Force (36263) and Tenable (29830). See 3489, 35080, 35079 and 38641 for similar entries.

Productinfo

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Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 9.8
VulDB Meta Temp Score: 9.4

VulDB Base Score: 9.8
VulDB Temp Score: 9.4
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: Os command injection
CWE: CWE-78 / CWE-74 / CWE-707
ATT&CK: T1202

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Highly functional
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 29830
Nessus Name: ClamAV clamav-milter black-hole-mode Sendmail Recipient Field Arbitrary Command Execution
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍

OpenVAS ID: 58583
OpenVAS Name: Debian Security Advisory DSA 1366-1 (clamav)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Saint ID: exploit_info/clamav_milter_popen
Saint Name: ClamAV milter popen command injection

MetaSploit ID: clamav_milter_blackhole.rb
MetaSploit Name: ClamAV Milter Blackhole-Mode Remote Code Execution
MetaSploit File: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: ClamAV 0.91.1
TippingPoint: 🔍

McAfee IPS: 🔍
McAfee IPS Version: 🔍

ISS Proventia IPS: 🔍
PaloAlto IPS: 🔍
Fortigate IPS: 🔍

Timelineinfo

08/25/2007 🔍
08/25/2007 +0 days 🔍
08/27/2007 +2 days 🔍
08/27/2007 +0 days 🔍
08/27/2007 +0 days 🔍
08/27/2007 +0 days 🔍
09/03/2007 +7 days 🔍
09/03/2007 +0 days 🔍
01/03/2008 +122 days 🔍
03/16/2015 +2629 days 🔍
07/21/2021 +2319 days 🔍

Sourcesinfo

Vendor: cisco.com

Advisory: securityfocus.com
Organization: n.runs AG
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2007-4560 (🔍)
OVAL: 🔍

X-Force: 36263
SecurityTracker: 1018610 - Clam AntiVirus clamav-milter for sendmail Unsafe popen() Call Lets Remote Users Execute Arbitrary Code
Vulnerability Center: 15975 - ClamAV Clamav-Milter Vulnerability Allows Remote Attacker to Execute Arbitrary Code, Critical
SecurityFocus: 25439 - ClamAV Popen Function Remote Code Execution Vulnerability
Secunia: 26674 - SUSE Updates for Multiple Packages, Highly Critical
Vupen: ADV-2008-0924

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/16/2015 12:18
Updated: 07/21/2021 17:09
Changes: 03/16/2015 12:18 (74), 05/10/2019 18:24 (25), 07/21/2021 17:09 (2)
Complete: 🔍

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