Apsis Pound up to 1.5 svc.c logmsg memory corruption

CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in Apsis Pound up to 1.5. The impacted element is the function logmsg of the file svc.c. The manipulation leads to memory corruption. This vulnerability is uniquely identified as CVE-2004-2026. Moreover, an exploit is present. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Apsis Pound up to 1.5. This issue affects the function logmsg of the file svc.c. The manipulation with an unknown input leads to a memory corruption vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

Format string vulnerability in the logmsg function in svc.c for Pound 1.5 and earlier allows remote attackers to execute arbitrary code via format string specifiers in syslog messages.

The bug was discovered 05/03/2004. The weakness was disclosed 05/03/2004 by Akira Higuchi (Website). The advisory is shared at apsis.ch. The identification of this vulnerability is CVE-2004-2026 since 05/04/2005. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known.

After 5 days, there has been an exploit disclosed. The exploit is available at archives.neohapsis.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 14494 (GLSA-200405-08 : Pound format string vulnerability), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Gentoo Local Security Checks and running in the context l. The commercial vulnerability scanner Qualys is able to test this issue with plugin 62041 (APSIS Pound Remote Format String Vulnerability).

Upgrading eliminates this vulnerability. A possible mitigation has been published 3 weeks after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (16033), Exploit-DB (24079), Tenable (14494), SecurityFocus (BID 10267†) and OSVDB (5746†). If you want to get the best quality for vulnerability data then you always have to consider VulDB.

Productinfo

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
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CVSSv3info

VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

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

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Nessus ID: 14494
Nessus Name: GLSA-200405-08 : Pound format string vulnerability
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

OpenVAS ID: 54568
OpenVAS Name: Gentoo Security Advisory GLSA 200405-08 (pound)
OpenVAS File: 🔍
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Qualys ID: 🔍
Qualys Name: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

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Timelineinfo

05/03/2004 🔍
05/03/2004 +0 days 🔍
05/03/2004 +0 days 🔍
05/03/2004 +0 days 🔍
05/03/2004 +0 days 🔍
05/03/2004 +0 days 🔍
05/08/2004 +4 days 🔍
05/18/2004 +10 days 🔍
06/13/2004 +26 days 🔍
08/30/2004 +78 days 🔍
12/31/2004 +123 days 🔍
05/04/2005 +124 days 🔍
03/09/2015 +3596 days 🔍
07/06/2025 +3772 days 🔍

Sourcesinfo

Advisory: apsis.ch
Researcher: Akira Higuchi
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2004-2026 (🔍)
GCVE (CVE): GCVE-0-2004-2026
GCVE (VulDB): GCVE-100-22997
X-Force: 16033
SecurityFocus: 10267 - APSIS Pound Remote Format String Vulnerability
Secunia: 11528
OSVDB: 5746 - Pound svc.c logmsg Function Syslog Message Format String
SecurityTracker: 1010034
Vulnerability Center: 4477 - APSIS Pound Format String Attack via Requests with Embedded Format String Specifiers, High

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

Entryinfo

Created: 03/09/2015 15:52
Updated: 07/06/2025 12:52
Changes: 03/09/2015 15:52 (82), 06/05/2019 09:33 (9), 12/18/2024 05:23 (17), 07/06/2025 12:52 (2)
Complete: 🔍
Cache ID: 216::103

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