HIGH
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
Published Aug 28, 2017
7.5
HIGHCVSS 3.1
EPSS 1.76%
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.
Affected products
Remediation
No remediation recorded yet.
Metrics
No CVSS v4.0 score for this CVE.
7.5 HIGH NVD
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 Impact None
Integrity Impact High
Availability Impact None
No CVSS v3.0 score for this CVE.
5.0 MEDIUM NVD
AV:N/AC:L/Au:N/C:N/I:P/A:N
Access Vector Network
Access Complexity Low
Authentication None
Confidentiality Impact None
Integrity Impact Partial
Availability Impact None
This CVE is not in the KEV list.
No CISA SSVC assessment for this CVE yet.
1.76% 0.01759
Estimated probability of exploitation in the wild in the next 30 days (FIRST EPSS). As of Oct 1, 2026.
EPSS probability 0.01759
Score over time
2021–2026- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Percentile over time
- EPSS v1
- EPSS v5
- EPSS v2
- EPSS v3
Table of values (9 key points)
Flat stretches are collapsed; showing up to 120 newest points.
| Date | Score | Percentile | Model |
|---|---|---|---|
| Oct 1, 2026 | 1.76% (0.01759) | 77.16th | v5 (v2026.06.15) |
| Sep 20, 2026 | 1.76% (0.01759) | 76.98th | v5 (v2026.06.15) |
| Jul 20, 2024 | 0.16% (0.00163) | 53.38th | v3 (v2023.03.01) |
| Sep 3, 2023 | 0.16% (0.00163) | 52.35th | v3 (v2023.03.01) |
| Mar 7, 2023 | 0.28% (0.00280) | 63.44th | v3 (v2023.03.01) |
| Mar 6, 2023 | 1.02% (0.01018) | 40.69th | v2 (v2022.01.01) |
| Feb 4, 2022 | 1.02% (0.01018) | 19.50th | v2 (v2022.01.01) |
| Feb 3, 2022 | 1.04% (0.01040) | 28.32th | v5 (v2026.06.15) |
| Apr 14, 2021 | 1.04% (0.01040) | 0.00th | v1 |
Weaknesses (1)
References (4)
- http://lists.opensuse.org/opensuse-updates/2017-08/msg00062.html vendor-advisoryx_refsource_SUSEThird Party Advisory
- http://www.h5l.org/advisories.html?show=2017-04-13 x_refsource_CONFIRMVendor Advisory
- https://github.com/heimdal/heimdal/commit/b1e699103f08d6a0ca46a122193c9da65f6cf837 x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory
- https://github.com/heimdal/heimdal/releases/tag/heimdal-7.3.0 x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory
| Link | Providers | Tags |
|---|---|---|
| http://lists.opensuse.org/opensuse-updates/2017-08/msg00062.html | vendor-advisoryx_refsource_SUSEThird Party Advisory | |
| http://www.h5l.org/advisories.html?show=2017-04-13 | x_refsource_CONFIRMVendor Advisory | |
| https://github.com/heimdal/heimdal/commit/b1e699103f08d6a0ca46a122193c9da65f6cf837 | x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory | |
| https://github.com/heimdal/heimdal/releases/tag/heimdal-7.3.0 | x_refsource_CONFIRMIssue TrackingPatchThird Party Advisory |
Change history (0)
No recorded changes yet.
Sources
CVE.org / MITRE
Status PUBLISHED
Assigner mitre
Published Aug 28, 2017
Updated Aug 5, 2024
Reserved Mar 9, 2017
Link CVE-2017-6594
CISA Vulnrichment
Updated n/a