Executive Summary

Summary
Title New cvsnt package fixes arbitrary code execution
Informations
Name DSA-2108 First vendor Publication 2010-09-14
Vendor Debian Last vendor Modification 2010-09-14
Severity (Vendor) N/A Revision 1

Security-Database Scoring CVSS v3

Cvss vector : N/A
Overall CVSS Score NA
Base Score NA Environmental Score NA
impact SubScore NA Temporal Score NA
Exploitabality Sub Score NA
 
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Security-Database Scoring CVSS v2

Cvss vector : (AV:N/AC:M/Au:N/C:C/I:C/A:C)
Cvss Base Score 9.3 Attack Range Network
Cvss Impact Score 10 Attack Complexity Medium
Cvss Expoit Score 8.6 Authentication None Required
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Detail

It has been discovered that in cvsnt, a multi-platform version of the original source code versioning system CVS, an error in the authentication code allows a malicious, unprivileged user, through the use of a specially crafted branch name, to gain write access to any module or directory, including CVSROOT itself. The attacker can then execute arbitrary code as root by modifying or adding administrative scripts in that directory.

For the stable distribution (lenny), this problem has been fixed in version 2.5.03.2382-3.3+lenny1.

We recommend that you upgrade your cvsnt package.

Original Source

Url : http://www.debian.org/security/2010/dsa-2108

CWE : Common Weakness Enumeration

% Id Name
100 % CWE-264 Permissions, Privileges, and Access Controls

OVAL Definitions

Definition Id: oval:org.mitre.oval:def:12670
 
Oval ID: oval:org.mitre.oval:def:12670
Title: DSA-2108-1 cvsnt -- programming error
Description: It has been discovered that in cvsnt, a multi-platform version of the original source code versioning system CVS, an error in the authentication code allows a malicious, unprivileged user, through the use of a specially crafted branch name, to gain write access to any module or directory, including CVSROOT itself. The attacker can then execute arbitrary code as root by modifying or adding administrative scripts in that directory. For the stable distribution, this problem has been fixed in version 2.5.03.2382-3.3+lenny1. We recommend that you upgrade your cvsnt package.
Family: unix Class: patch
Reference(s): DSA-2108-1
CVE-2010-1326
Version: 5
Platform(s): Debian GNU/Linux 5.0
Product(s): cvsnt
Definition Synopsis:

CPE : Common Platform Enumeration

TypeDescriptionCount
Application 3
Application 5

OpenVAS Exploits

Date Description
2010-10-10 Name : Debian Security Advisory DSA 2108-1 (cvsnt)
File : nvt/deb_2108_1.nasl

Open Source Vulnerability Database (OSVDB)

Id Description
68042 CVSNT perms.cpp Permissions Check Bypass Crafted Branch Name ACL Arbitrary Co...

Nessus® Vulnerability Scanner

Date Description
2010-09-15 Name : The remote Debian host is missing a security-related update.
File : debian_DSA-2108.nasl - Type : ACT_GATHER_INFO

Alert History

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0
Date Informations
2014-02-17 11:29:40
  • Multiple Updates