LibAST 0.4/0.5/0.6/0.6.1 Configuration File conf_find_file line memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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5.3$0-$5k0.00

Summaryinfo

A vulnerability categorized as problematic has been discovered in LibAST 0.4/0.5/0.6/0.6.1. Affected is the function conf_find_file of the component Configuration File. Executing a manipulation of the argument line can lead to memory corruption. This vulnerability is handled as CVE-2006-0224. Additionally, an exploit exists. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability was found in LibAST 0.4/0.5/0.6/0.6.1. It has been declared as problematic. This vulnerability affects the function conf_find_file of the component Configuration File. The manipulation of the argument line with an unknown input leads to a memory corruption vulnerability. The CWE definition for the vulnerability is CWE-119. The product performs operations on a memory buffer, but it can read from or write to a memory location that is outside of the intended boundary of the buffer. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

Buffer overflow in Library of Assorted Spiffy Things (LibAST) 0.6.1 and earlier, as used in Eterm and possibly other software, allows local users to execute arbitrary code as the utmp user via a long -X command line argument (alternative configuration file name).

The bug was discovered 01/15/2006. The weakness was released 01/23/2006 as not defined posting (Bugtraq). The advisory is shared for download at securityfocus.com. This vulnerability was named CVE-2006-0224 since 01/17/2006. The exploitation appears to be easy. The attack needs to be approached locally. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known.

A public exploit has been developed in ANSI C. It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. The vulnerability was handled as a non-public zero-day exploit for at least 8 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 20850 (Mandrake Linux Security Advisory : libast (MDKSA-2006:029)), 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. A possible mitigation has been published 2 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (24303), Tenable (20850), SecurityFocus (BID 16350†), OSVDB (22735†) and Secunia (SA18586†). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.9
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

Class: Memory corruption
CWE: CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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

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EPSS Percentile: 🔍

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Nessus ID: 20850
Nessus Name: Mandrake Linux Security Advisory : libast (MDKSA-2006:029)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 56279
OpenVAS Name: Debian Security Advisory DSA 976-1 (libast, libast1)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

Reaction Time: 🔍
0-Day Time: 🔍
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Timelineinfo

01/15/2006 🔍
01/17/2006 +2 days 🔍
01/23/2006 +6 days 🔍
01/23/2006 +0 days 🔍
01/24/2006 +0 days 🔍
01/25/2006 +1 days 🔍
02/02/2006 +7 days 🔍
02/05/2006 +3 days 🔍
02/12/2006 +7 days 🔍
03/12/2015 +3315 days 🔍
06/13/2019 +1554 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Status: Not defined
Confirmation: 🔍

CVE: CVE-2006-0224 (🔍)
GCVE (CVE): GCVE-0-2006-0224
GCVE (VulDB): GCVE-100-28456
X-Force: 24303
SecurityFocus: 16350 - Eterm LibAST Library Local Buffer Overflow Vulnerability
Secunia: 18586
OSVDB: 22735 - LibAST conf_find_file() Configuration Filename Processing Overflow
Vulnerability Center: 10273 - Eterm LibAST Local Buffer Overflow via long -X Command Line Argument, Medium
Vupen: ADV-2006-0314

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

Entryinfo

Created: 03/12/2015 11:11
Updated: 06/13/2019 20:14
Changes: 03/12/2015 11:11 (80), 06/13/2019 20:14 (6)
Complete: 🔍
Cache ID: 216::103

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