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Vulnerability details: VCID-9mq3-f13r-b7cs
Vulnerability ID VCID-9mq3-f13r-b7cs
Aliases CVE-2006-2659
Summary libs/comverp.c in Courier MTA before 0.53.2 allows attackers to cause a denial of service (CPU consumption) via unknown vectors involving usernames that contain the "=" (equals) character, which is not properly handled during encoding.
Status Published
Exploitability None
Weighted Severity None
Risk None
Affected and Fixed Packages Package Details
Weaknesses (0)
There are no known CWE.
System Score Found at
epss 0.03561 https://api.first.org/data/v1/epss?cve=CVE-2006-2659
Reference id Reference type URL
https://api.first.org/data/v1/epss?cve=CVE-2006-2659
https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2006-2659
368834 https://bugs.debian.org/cgi-bin/bugreport.cgi?bug=368834
GLSA-200608-06 https://security.gentoo.org/glsa/200608-06
USN-294-1 https://usn.ubuntu.com/294-1/
No exploits are available.
There are no known vectors.
Exploit Prediction Scoring System (EPSS)
Percentile 0.87903
EPSS Score 0.03561
Published At May 29, 2026, 12:55 p.m.
Date Actor Action Source VulnerableCode Version
2026-05-29T13:40:41.745466+00:00 Debian Oval Importer Import https://www.debian.org/security/oval/oval-definitions-bullseye.xml.bz2 38.6.0