up-imapproxy 1.2.3/1.2.4 IMAP Server main.c parsebannerandcapability memory corruption
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
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6.6 | $0-$5k | 0.00 |
A vulnerability was found in up-imapproxy 1.2.3/1.2.4 (Firewall Software). It has been declared as critical. This vulnerability affects the function parsebannerandcapability
of the file main.c of the component IMAP Server. 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:
Format string vulnerability in the ParseBannerAndCapability function in main.c for up-imapproxy 1.2.3 and 1.2.4 allows remote IMAP servers to execute arbitrary code via format string specifiers in a banner or capability line.
The bug was discovered 10/10/2005. The weakness was presented 10/14/2005 by Steve Kemp (Website). The advisory is shared for download at debian.org. This vulnerability was named CVE-2005-2661 since 08/22/2005. The exploitation appears to be easy. The attack can be initiated remotely. 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 4 days. During that time the estimated underground price was around $0-$5k. The vulnerability scanner Nessus provides a plugin with the ID 21021 (GLSA-200603-04 : IMAP Proxy: Format string vulnerabilities), 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.
Upgrading eliminates this vulnerability. A possible mitigation has been published 6 months after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at X-Force (22548) and Tenable (21021).
Product
Type
Name
Version
CPE 2.3
CPE 2.2
CVSSv4
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CVSSv3
VulDB Meta Base Score: 7.3VulDB Meta Temp Score: 6.6
VulDB Base Score: 7.3
VulDB Temp Score: 6.6
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CVSSv2
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Exploiting
Class: Memory corruptionCWE: CWE-119
ATT&CK: Unknown
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Proof-of-Concept
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Nessus ID: 21021
Nessus Name: GLSA-200603-04 : IMAP Proxy: Format string vulnerabilities
Nessus File: 🔍
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OpenVAS ID: 55601
OpenVAS Name: Debian Security Advisory DSA 852-1 (up-imapproxy)
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Threat Intelligence
Interest: 🔍Active Actors: 🔍
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Countermeasures
Recommended: UpgradeStatus: 🔍
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Timeline
08/22/2005 🔍10/10/2005 🔍
10/10/2005 🔍
10/10/2005 🔍
10/10/2005 🔍
10/14/2005 🔍
10/14/2005 🔍
10/17/2005 🔍
03/06/2006 🔍
03/07/2006 🔍
03/11/2015 🔍
06/10/2019 🔍
Sources
Advisory: debian.orgResearcher: Steve Kemp
Status: Not defined
CVE: CVE-2005-2661 (🔍)
X-Force: 22548
Vulnerability Center: 9411 - IMAP Proxy Format String Vulnerability via ParseBannerAndCapability Function in main.c, High
SecurityFocus: 15048 - Up-IMAPProxy Multiple Unspecified Remote Format String Vulnerabilities
Secunia: 17100 - imapproxy "ParseBannerAndCapability" Format String Vulnerability, Moderately Critical
OSVDB: 19918 - Up-IMAPProxy - Multiple Unspecified Remote Format String Issues
Vupen: ADV-2005-2014
scip Labs: https://www.scip.ch/en/?labs.20161013
Entry
Created: 03/11/2015 23:39Updated: 06/10/2019 11:45
Changes: 03/11/2015 23:39 (83), 06/10/2019 11:45 (6)
Complete: 🔍
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