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CVE-2007-5939
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…
High10.0EPSS 3.8%
- Published
- Updated
- Reserved
- Assigned by
- mitre
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.
Scores
| Scored by | CVSS | Score | Vector |
|---|---|---|---|
| NVDNVD · Modified | 2.0 | High10.0 | AV:N/AC:L/Au:N/C:C/I:C/A:C |
- EPSS (exploitation in 30 days)
- 3.8% · top 10.0% of all CVEs (3 Nov 2026)
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The list uses the assigner's score when there is one, then CISA's, then NVD's: High 10.0.
Weakness
Affected products
n/a
- affected n/a
References (6)
- 1019057 (opens in a new tab)vdb-entryx_refsource_SECTRACKx_transferred
- 44750 (opens in a new tab)vdb-entryx_refsource_OSVDBx_transferred
- 26758 (opens in a new tab)vdb-entryx_refsource_BIDx_transferred
- http://bugs.gentoo.org/show_bug.cgi?id=199207 (opens in a new tab)x_refsource_CONFIRMx_transferred
- MDKSA-2007:239 (opens in a new tab)vendor-advisoryx_refsource_MANDRIVAx_transferred
- 20071207 Heimdal ftpd uninitialized vulnerability (opens in a new tab)mailing-listx_refsource_FULLDISCx_transferred
Sources
The same CVE in the primary databases and aggregators, to check against.
- CVE.org record (opens in a new tab)
- CVE List JSON (GitHub) (opens in a new tab)
- NVD (opens in a new tab)
- FIRST EPSS (opens in a new tab)
- OSV.dev (opens in a new tab)
- GitHub Advisories (opens in a new tab)
- CIRCL Vulnerability-Lookup (opens in a new tab)
Badge for a README or a ticket
[](https://trackcve.app/cve/CVE-2007-5939)Record last updated .