CVE-2007-5939 - Vulnerability Details - OpenCVE

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.

Published: 2007-12-06

Score: 10.0 Critical

EPSS: 3.8% Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:heimdal:heimdal:0.7.2:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

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Advisories

Source	ID	Title
EUVD	EUVD-2007-5909	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 CVSS v4.0

No CVSS v3.1

No CVSS v3.0

Access Vector Network

Access Complexity Low

Authentication None

Confidentiality Impact Complete

Integrity Impact Complete

Availability Impact Complete

This CVE is not in the KEV list.

The EPSS score is 0.03796.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://bugs.gentoo.org/show_bug.cgi?id=199207
http://marc.info/?l=full-disclosure&m=119704362903699&w=2
http://osvdb.org/44750
http://securitytracker.com/id?1019057
http://www.mandriva.com/security/advisories?name=MDKSA-2007:239
http://www.securityfocus.com/bid/26758

History

No history.

Subscriptions

Heimdal Heimdal

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2007-12-06T15:00:00.000Z

Updated: 2024-08-07T15:47:00.390Z

Reserved: 2007-11-13T00:00:00.000Z

Link: CVE-2007-5939

Vulnrichment

No data.

NVD

Status : Modified

Published: 2007-12-06T15:46:00.000

Modified: 2026-06-16T22:47:04.887

Link: CVE-2007-5939

Redhat

No data.

OpenCVE Enrichment

No data.

Weaknesses

CWE-119
Improper Restriction of Operations within the Bounds of a Memory Buffer

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