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CVE-2007-5939

Published: Dec 6, 2007Updated: Apr 23, 2026 Sources: CVE List NVDCWE-119
10.0CRITICAL
NVD MITRE
EPSS Score
3.8%
Top 11.3%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
No Fix Available
Self-Check
OpenVAS

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.

No summary for this CVE yet.

CVSS Vector Breakdown

AV:NAC:LAu:NC:CI:CA:C
Exploitability
AV:NAccess Vector
Network
AC:LAccess Complexity
Low
Au:NAuthentication
None
Impact
C:CConfidentiality
Complete
I:CIntegrity
Complete
A:CAvailability
Complete
Open in CVSS calculator →

Weaknesses

CWE-119

Affected Products

heimdal
commercialaka heimdal security
heimdalOn-prem
Security Products / endpoint-av-edr
and 1 more affected products View all →

Exploitability

No known exploits, KEV entries, or remediation guidance available for this vulnerability yet.
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Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

2 techniques
Initial Access
Privilege Escalation
View detailed technique mapping

References

http://bugs.gentoo.org/show_bug.cgi?id=199207
bugs.gentoo.org
http://marc.info/?l=full-disclosure&m=119704362903699&w=2
marc.info
http://osvdb.org/44750
osvdb.org
and 3 more references View all →
News mentions
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