CVE-2007-5939

Critical

Description

The gss_userok function in appl/ftp/ftpd/gss_userok.c in Heimdal 0.7.2 does not allocate memory for the ticketfile pointer before calling free, which allows remote attackers to have an unknown impact via an invalid username. NOTE: the vulnerability was originally reported for ftpd.c, but this is incorrect.

SeverityCritical
CVSS10.0
Exploit probability—
ProductHeimdal
PublishedDec 6, 2007
First seenDec 6, 2007

How to fix

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

Affected products

ProductAffected versionsFixed in
heimdal heimdal0.7.2—

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