CVE-2009-3942

MediumCVSS 6.4/10Last modified Jun 16, 2026

Description

Martin Lambers msmtp before 1.4.19, when OpenSSL is used, does not properly handle a '\0' character in a domain name in the (1) subject's Common Name or (2) Subject Alternative Name 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.

Metrics

CVSS 2.0 6.4/10AV:N/AC:L/Au:N/C:N/I:P/A:P

Weakness enumeration

CWE-310

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

Timeline

Published: Nov 16, 2009
Last modified: Jun 16, 2026
NVD status: Modified

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