CVE-2017-6594 json
The transit path validation code in Heimdal before 7.3 might allow attackers to bypass the capath policy protection mechanism by leveraging…
published 2017-08-28 9 y ago modified 2026-06-17 4 mo ago also EUVD-2017-15648
- cvss
- 7.5
- version 3.1, NVD
- cisa kev
- Not listed
- not in CISA's catalog
- epss
- 1.8%
- EPSS 1.8% chance of exploitation in 30 days, percentile 78%
- public exploits
- 0
- none known
Summary
The transit path validation code in Heimdal before 7.3 might allow attackers to bypass the capath policy protection mechanism by leveraging failure to add the previous hop realm to the transit path of issued tickets.
Patch / fix
- heimdal Debian 14, Debian 13, Debian 12 7.1.0+dfsg-12
debian advisories DEBIAN-CVE-2017-6594
Exploit prediction
1.76% chance of exploitation in the next 30 days, higher than 78% of all scored CVEs (FIRST EPSS, 2026-11-08).
CVSS scores
| assigned by | version | score | vector |
|---|---|---|---|
| NVD | 3.1 | 7.5 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:P/A:N |
Classification
- Weakness
-
- CWE-295 Improper Certificate Validation
References
-
github.com
/heimdal/heimdal/commit/b1e699103f08d6a0ca46a122193c9da65f6cf837
issue-tracking, patch, third-party-advisory
-
github.com
/heimdal/heimdal/releases/tag/heimdal-7.3.0
issue-tracking, patch, third-party-advisory
-
lists.opensuse.org
/opensuse-updates/2017-08/msg00062.html
vendor-advisory, third-party-advisory
-
h5l.org
/advisories.html?show=2017-04-13
vendor-advisory
Sources
- CVE List CVE-2017-6594
- NVD CVE-2017-6594
Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.