Colin Watson man-db 2.3.x/2.4.x ~/.manpath add_to_dirlist memory corruption

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5.7$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Colin Watson man-db 2.3.x/2.4.x. Affected is the function add_to_dirlist of the file ~/.manpath. Executing a manipulation can lead to memory corruption. This vulnerability appears as CVE-2003-0620. The attacker needs to be present on the local network. In addition, an exploit is available. Upgrading the affected component is recommended.

Detailsinfo

A vulnerability classified as critical was found in Colin Watson man-db 2.3.x/2.4.x. This vulnerability affects the function add_to_dirlist of the file ~/.manpath. The manipulation 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:

Multiple buffer overflows in man-db 2.4.1 and earlier, when installed setuid, allow local users to gain privileges via (1) MANDATORY_MANPATH, MANPATH_MAP, and MANDB_MAP arguments to add_to_dirlist in manp.c, (2) a long pathname to ult_src in ult_src.c, (3) a long .so argument to test_for_include in ult_src.c, (4) a long MANPATH environment variable, or (5) a long PATH environment variable.

The weakness was presented 07/29/2003 by Vade 79 as not defined posting (Bugtraq). The advisory is shared for download at securityfocus.com. This vulnerability was named CVE-2003-0620 since 07/31/2003. Access to the local network is required for this attack. No form of authentication is required for a successful exploitation. Technical details and also a public exploit are known.

It is possible to download the exploit at securityfocus.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 15201 (Debian DSA-364-3 : man-db - buffer overflows, arbitrary command execution), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Debian 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 man-db.sourceforge.net. The best possible mitigation is suggested to be upgrading to the latest version.

The vulnerability is also documented in the databases at Exploit-DB (22971), Tenable (15201), SecurityFocus (BID 8303†), OSVDB (10252†) and Secunia (SA9391†). See VDB-209, VDB-210, VDB-211 and VDB-20793 for similar entries. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

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CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 5.7

VulDB Base Score: 6.3
VulDB Temp Score: 5.7
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: Partially

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

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EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 15201
Nessus Name: Debian DSA-364-3 : man-db - buffer overflows, arbitrary command execution
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 53653
OpenVAS Name: Debian Security Advisory DSA 364-1 (man-db)
OpenVAS File: 🔍
OpenVAS Family: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Patch: man-db.sourceforge.net

Timelineinfo

07/29/2003 🔍
07/29/2003 +0 days 🔍
07/31/2003 +2 days 🔍
07/31/2003 +0 days 🔍
08/27/2003 +27 days 🔍
09/29/2004 +399 days 🔍
11/16/2024 +7353 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: Vade 79
Status: Confirmed

CVE: CVE-2003-0620 (🔍)
GCVE (CVE): GCVE-0-2003-0620
GCVE (VulDB): GCVE-100-208

OVAL: 🔍

SecurityFocus: 8303 - Multiple ManDB Utility Local Buffer Overflow Vulnerabilities
Secunia: 9391 - man-db Multiple Buffer Overflow Vulnerabilities, Less Critical
OSVDB: 10252 - man-db test_for_include Function .so Argument Local Overflow

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

Entryinfo

Created: 07/31/2003 11:26
Updated: 11/16/2024 12:49
Changes: 07/31/2003 11:26 (79), 06/26/2019 10:13 (4), 11/16/2024 12:49 (21)
Complete: 🔍
Cache ID: 216:BC6:103

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