CVE-2017-6594

HIGH EPSS 75.3%
Published Aug 28, 20178y ago · Modified Jun 17, 20262w ago
7.5 CVSS 3.1
High
Find Similar
Published Aug 28, 2017 8y ago
Last Modified Jun 17, 2026 2w ago

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.

CVSS Details

Base Score
7.5
Exploitability
3.9
Impact
3.6
Vector string
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack Vector Network
Attack Complexity Low
Privileges Required None
User Interaction None
Scope Unchanged
Confidentiality None
Integrity High
Availability None

Threat Intelligence

EPSS Exploit Probability
75.3% percentile
Exploit & Patch Status
No Known Exploit
Patch Available

Weaknesses 1

CWE-295

Affected Products 3

VendorProductVersionRange
heimdal_projectheimdal* ≤7.2.0
opensuseleap42.2any
opensuseleap42.3any

References 4

  • lists.opensuse.org http://lists.opensuse.org/opensuse-updates/2017-08/msg00062.html
    Third Party Advisory
  • h5l.org http://www.h5l.org/advisories.html?show=2017-04-13
    Vendor Advisory
  • github.com https://github.com/heimdal/heimdal/commit/b1e699103f08d6a0ca46a122193c9da65f6cf837
    Issue TrackingPatchThird Party Advisory
  • github.com https://github.com/heimdal/heimdal/releases/tag/heimdal-7.3.0
    Issue TrackingPatchThird Party Advisory

Remediation

  • github.com https://github.com/heimdal/heimdal/commit/b1e699103f08d6a0ca46a122193c9da65f6cf837
    Issue TrackingPatchThird Party Advisory
  • github.com https://github.com/heimdal/heimdal/releases/tag/heimdal-7.3.0
    Issue TrackingPatchThird Party Advisory