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CVE-2006-1721

Published: Apr 11, 2006Updated: Apr 16, 2026 Sources: CVE List NVD BDUCWE-20
NVD MITRE
2.6CVSSLOW
EPSS Score
2.4%
Top 17.9%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

digestmd5.c in the CMU Cyrus Simple Authentication and Security Layer (SASL) library 2.1.18, and possibly other versions before 2.1.21, allows remote unauthenticated attackers to cause a denial of service (segmentation fault) via malformed inputs in DIGEST-MD5 negotiation.

CVSS Vector Breakdown

AV:NAC:HAu:NC:NI:NA:P
Exploitability
AV:NAccess Vector
Network
AC:HAccess Complexity
High
Au:NAuthentication
None
Impact
C:NConfidentiality
None
I:NIntegrity
None
A:PAvailability
Partial
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Weaknesses

CWE-20

Affected Products

n/an/a
Gentoo LinuxGentoo Foundation Inc.
On-premOS
Operating Systems / linux-distro
saslcyrus
On-prem
Communications / email-server-client
gentoo foundation inc.oss-projectUSOperating Systems
cyrusoss-projectCommunicationsaka cyrus imap, imapd, sasl, cyrus imapd

Attack Graph

Products CVE Techniques Tactics

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Exploitability

Official Patch Available

MITRE ATT&CK

1 technique
Initial Access
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References

http://secunia.com/advisories/26708
secunia.com
http://www.vupen.com/english/advisories/2008/1744
vupen.com
http://secunia.com/advisories/19825
secunia.com
and 32 more references View all →

Timeline

Published
Apr 11, 2006
Last Updated
Apr 16, 2026

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