CVE-2009-2666

Medium

Description

socket.c in fetchmail before 6.3.11 does not properly handle a '\0' character in a domain name in the subject's Common Name (CN) field of an X.509 certificate, which allows man-in-the-middle attackers to spoof arbitrary SSL servers via a crafted certificate issued by a legitimate Certification Authority, a related issue to CVE-2009-2408.

SeverityMedium
CVSS6.4
Exploit probability—
ProductFetchmail
PublishedAug 7, 2009
First seenAug 7, 2009

How to fix

Sources list no fixed version or patch link for this vulnerability.

Affected products

ProductAffected versionsFixed in
fetchmail fetchmailv ≤ 6.3.10, 4.5.1, 4.5.2, 4.5.3, 4.5.4, 4.5.5, 4.5.6, 4.5.7, 4.5.8, 4.6.0, 4.6.1, 4.6.2, 4.6.3, 4.6.4, 4.6.5, 4.6.6, 4.6.7, 4.6.8, 4.6.9, 4.7.0, 4.7.1, 4.7.2, 4.7.3, 4.7.4, 4.7.5, 4.7.6, 4.7.7, 5.0.0, 5.0.1, 5.0.2, 5.0.3, 5.0.4, 5.0.5, 5.0.6, 5.0.7, 5.0.8, 5.1.0, 5.1.4, 5.2.0, 5.2.1, 5.2.3, 5.2.4, 5.2.7, 5.2.8, 5.3.0, 5.3.1, 5.3.3, 5.3.8, 5.4.0, 5.4.3, 5.4.4, 5.4.5, 5.5.0, 5.5.2, 5.5.3, 5.5.5, 5.5.6, 5.6.0, 5.7.0, 5.7.2, 5.7.4, 5.8, 5.8.1, 5.8.2, 5.8.3, 5.8.4, 5.8.5, 5.8.6, 5.8.11, 5.8.13, 5.8.14, 5.8.17, 5.9.0, 5.9.4, 5.9.5, 5.9.8, 5.9.10, 5.9.11, 5.9.13, 6.0.0, 6.1.0, 6.1.3, 6.2.0, 6.2.1, 6.2.2, 6.2.3, 6.2.4, 6.2.5, 6.2.5.1, 6.2.5.2, 6.2.5.4, 6.2.6, 6.2.9, 6.3.0, 6.3.1, 6.3.2, 6.3.3, 6.3.4, 6.3.5, 6.3.6, 6.3.7, 6.3.8, 6.3.9—

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