Unrated severityNVD Advisory· Published May 30, 2006· Updated Jun 16, 2026
CVE-2006-2659
CVE-2006-2659
Description
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.
AI Insight
LLM-synthesized narrative grounded in this CVE's description and references.
Affected products
9cpe:2.3:a:double_precision_incorporated:courier_mta:*:*:*:*:*:*:*:*+ 8 more
- cpe:2.3:a:double_precision_incorporated:courier_mta:*:*:*:*:*:*:*:*range: <=0.44.2
- cpe:2.3:a:double_precision_incorporated:courier_mta:0.37.3:*:*:*:*:*:*:*
- cpe:2.3:a:double_precision_incorporated:courier_mta:0.38.1:*:*:*:*:*:*:*
- cpe:2.3:a:double_precision_incorporated:courier_mta:0.40:*:*:*:*:*:*:*
- cpe:2.3:a:double_precision_incorporated:courier_mta:0.43:*:*:*:*:*:*:*
- cpe:2.3:a:double_precision_incorporated:courier_mta:0.43.1:*:*:*:*:*:*:*
- cpe:2.3:a:double_precision_incorporated:courier_mta:0.43.2:*:*:*:*:*:*:*
- cpe:2.3:a:double_precision_incorporated:courier_mta:0.44:*:*:*:*:*:*:*
- (no CPE)range: <0.53.2
Patches
Vulnerability mechanics
References
13- bugs.debian.org/cgi-bin/bugreport.cginvdPatch
- www.courier-mta.org/beta/patches/verp-fix/README.txtnvdPatch
- secunia.com/advisories/20519nvd
- secunia.com/advisories/20548nvd
- secunia.com/advisories/20792nvd
- secunia.com/advisories/21350nvd
- security.gentoo.org/glsa/glsa-200608-06.xmlnvd
- securitytracker.com/idnvd
- www.debian.org/security/2006/dsa-1101nvd
- www.securityfocus.com/bid/18345nvd
- www.vupen.com/english/advisories/2006/2214nvd
- exchange.xforce.ibmcloud.com/vulnerabilities/26998nvd
- usn.ubuntu.com/294-1/nvd
News mentions
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