CVE-2006-2659

Published: May 30, 2006Updated: Apr 16, 2026 Sources: CVE List NVDNVD-CWE-Other

NVD MITRE

7.8CVSSHIGH

EPSS Score

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.

CVSS Vector Breakdown

Exploitability

AV:NAccess Vector

Network

AC:LAccess Complexity

Low

Au:NAuthentication

None

Impact

C:NConfidentiality

None

I:NIntegrity

None

A:CAvailability

Complete

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Weaknesses

NVD-CWE-Other

Affected Products

courier mta double precision incorporated

On-prem

Communications / email-server-client

n/a n/a

double precision incorporatedcommercialCommunicationsaka double precision incorporated

Exploitability

Official Patch Available

References

http://bugs.debian.org/cgi-bin/bugreport.cgi?bug=368834

bugs.debian.org

http://secunia.com/advisories/20519

secunia.com

http://secunia.com/advisories/20548

secunia.com

and 10 more references View all →

Timeline

Published

May 30, 2006

Last Updated

Apr 16, 2026

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