CVE-2017-6594
high
CVSS v3
7.5
CVSS v4 NEW
—
VIR risk
7.5
Description
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.
Predictions
Exploit likelihood
83%
Patch ETA
—
Heuristic predictions, AS-IS, for prioritization only.
Mitigations
No mitigations published for this CVE yet.
The vendor-content worker queues fetches as references arrive (check back in a few minutes). Or — if you've already worked around this in production — publish your fix to the community-verified tier.
✚ Propose a mitigation on Community → Mitigations published via the community go through AI scoring + 2 human reviewers + 7-day silent objection window before landing here withsource_tier=community-verified.
OS impact
| OS | Version | Status | Fixed in |
|---|---|---|---|
| debian | bookworm | fixed | 7.1.0+dfsg-12 |
| debian | bullseye | fixed | 7.1.0+dfsg-12 |
| debian | forky | fixed | 7.1.0+dfsg-12 |
| debian | sid | fixed | 7.1.0+dfsg-12 |
| debian | trixie | fixed | 7.1.0+dfsg-12 |
| suse | 42.2 | affected | |
| suse | 42.3 | affected | |
Application impact
| Vendor | Product | Versions | Fixed |
|---|---|---|---|
| heimdal_project | heimdal | {"endIncluding":"7.2.0"} | |
References
- http://lists.opensuse.org/opensuse-updates/2017-08/msg00062.html
- http://www.h5l.org/advisories.html?show=2017-04-13
- https://github.com/heimdal/heimdal/commit/b1e699103f08d6a0ca46a122193c9da65f6cf837
- https://github.com/heimdal/heimdal/releases/tag/heimdal-7.3.0
- https://security-tracker.debian.org/tracker/CVE-2017-6594
CWEs
CWE-295
Community-verified mitigations for this CVE will appear above when contributors publish them.
Verify integrity in audit chain (admin only). AS-IS.