CVS 1.11/1.12 heap-based overflow

CVSS Meta Temp Score
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CTI Interest Score
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5.1$0-$5k0.00

A vulnerability classified as critical has been found in CVS 1.11/1.12. Affected is an unknown functionality. The manipulation with an unknown input leads to a heap-based overflow vulnerability. CWE is classifying the issue as CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

Heap-based buffer overflow in CVS 1.11.x up to 1.11.15, and 1.12.x up to 1.12.7, when using the pserver mechanism allows remote attackers to execute arbitrary code via Entry lines.

The bug was discovered 05/19/2004. The weakness was released 05/19/2004 by Stefan Esser (Matt) with eMatters (Website). The advisory is available at security.e-matters.de. This vulnerability is traded as CVE-2004-0396 since 04/13/2004. 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.

After immediately, there has been an exploit disclosed. The exploit is shared for download at securiteam.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 14147 (Mandrake Linux Security Advisory : cvs (MDKSA-2004:048)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Mandriva Local Security Checks and running in the context l.

Upgrading eliminates this vulnerability. Applying a patch is able to eliminate this problem. The bugfix is ready for download at cvshome.org. The best possible mitigation is suggested to be upgrading to the latest version. A possible mitigation has been published immediately after the disclosure of the vulnerability. Attack attempts may be identified with Snort ID 13616. In this case the pattern Event is used for detection.

The vulnerability is also documented in the databases at X-Force (16193), Tenable (14147) and Exploit-DB (300). Further details are available at netsys.com.

Productinfo

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Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔍
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CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.6
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Local: No
Remote: Yes

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

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Nessus ID: 14147
Nessus Name: Mandrake Linux Security Advisory : cvs (MDKSA-2004:048)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 100289
OpenVAS Name: CVS Malformed Entry Modified and Unchanged Flag Insertion Heap Overflow Vulnerability
OpenVAS File: 🔍
OpenVAS Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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Patch: cvshome.org

Snort ID: 13616
Snort Message: SPECIFIC-THREATS CVS Argument overflow
Snort Pattern: 🔍

Timelineinfo

04/13/2004 🔍
05/19/2004 +36 days 🔍
05/19/2004 +0 days 🔍
05/19/2004 +0 days 🔍
05/19/2004 +0 days 🔍
05/19/2004 +0 days 🔍
05/21/2004 +2 days 🔍
05/24/2004 +2 days 🔍
06/14/2004 +21 days 🔍
07/31/2004 +47 days 🔍
06/28/2019 +5445 days 🔍

Sourcesinfo

Advisory: security.e-matters.de
Researcher: Stefan Esser (Matt)
Organization: eMatters
Status: Not defined

CVE: CVE-2004-0396 (🔍)
OVAL: 🔍

X-Force: 16193 - CVS entry line buffer overflow, High Risk
SecuriTeam: securiteam.com
SecurityFocus: 10384 - CVS Malformed Entry Modified and Unchanged Flag Insertion Heap Overflow Vulnerability
Secunia: 11674 - Gentoo update for CVS, Highly Critical
OSVDB: 6305 - CVS pserver Line Entry Handling Remote Overflow

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

Entryinfo

Created: 05/24/2004 10:41
Updated: 06/28/2019 14:01
Changes: 05/24/2004 10:41 (96), 06/28/2019 14:01 (2)
Complete: 🔍
Cache ID: 18:E0D:103

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