CVE-2006-5973

CVE-2006-5973 is a medium-severity vulnerability in Timo Sirainen Dovecot with a CVSS 2.0 base score of 5.0. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low.

Key facts

Description

Off-by-one buffer overflow in Dovecot 1.0test53 through 1.0.rc14, and possibly other versions, when index files are used and mmap_disable is set to "yes," allows remote authenticated IMAP or POP3 users to cause a denial of service (crash) via unspecified vectors involving the cache file.

Frequently asked questions

What is CVE-2006-5973?
Off-by-one buffer overflow in Dovecot 1.0test53 through 1.0.rc14, and possibly other versions, when index files are used and mmap_disable is set to "yes," allows remote authenticated IMAP or POP3 users to cause a denial of service (crash) via unspecified vectors involving the cache file.
How severe is CVE-2006-5973?
CVE-2006-5973 has a CVSS 2.0 base score of 5.0, rated medium severity.
Is CVE-2006-5973 being actively exploited?
It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2006-5973?
CVE-2006-5973 primarily affects Timo Sirainen Dovecot. In total, 57 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
How do I fix CVE-2006-5973?
Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2006-5973 published?
CVE-2006-5973 was published on 2006-11-20 and last updated on 2026-06-16.

References

Affected products (57)

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