CVE-2017-6594

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Source
https://nvd.nist.gov/vuln/detail/CVE-2017-6594
Import Source
https://storage.googleapis.com/osv-test-cve-osv-conversion/osv-output/CVE-2017-6594.json
JSON Data
https://api.test.osv.dev/v1/vulns/CVE-2017-6594
Downstream
Related
Published
2017-08-28T19:29:01Z
Modified
2025-10-15T09:04:32.578850Z
Severity
  • 7.5 (High) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N CVSS Calculator
Summary
[none]
Details

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.

References

Affected packages

Git / github.com/heimdal/heimdal

Affected ranges

Type
GIT
Repo
https://github.com/heimdal/heimdal
Events
Introduced
0 Unknown introduced commit / All previous commits are affected
Fixed
40d4229585ec17a9c051605aad7dd5d9e8831256
Fixed
b1e699103f08d6a0ca46a122193c9da65f6cf837

Affected versions

Other

git2svn-syncpoint-master
switch-from-svn-to-git

heimdal-1.*

heimdal-1.3.0pre1
heimdal-1.3.0pre10
heimdal-1.3.0pre11
heimdal-1.3.0pre3
heimdal-1.3.0pre4
heimdal-1.3.0pre5
heimdal-1.3.0pre6
heimdal-1.3.0pre7
heimdal-1.3.0pre8
heimdal-1.3.0pre9
heimdal-1.3.0rc1
heimdal-1.5pre1
heimdal-1.5pre2

heimdal-7.*

heimdal-7.0.1
heimdal-7.0.2
heimdal-7.0.3
heimdal-7.1.0
heimdal-7.1rc1
heimdal-7.2.0

upstream-1.*

upstream-1.4.0+git20101228.dfsg.1
upstream-1.4.0+git20110220.dfsg.1

Database specific

vanir_signatures

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        "signature_type": "Function",
        "id": "CVE-2017-6594-a768238d",
        "source": "https://github.com/heimdal/heimdal/commit/b1e699103f08d6a0ca46a122193c9da65f6cf837",
        "signature_version": "v1",
        "target": {
            "function": "tgs_make_reply",
            "file": "kdc/krb5tgs.c"
        },
        "digest": {
            "function_hash": "270238562784984867584632901616162288360",
            "length": 6359.0
        },
        "deprecated": false
    },
    {
        "signature_type": "Function",
        "id": "CVE-2017-6594-e9984013",
        "source": "https://github.com/heimdal/heimdal/commit/b1e699103f08d6a0ca46a122193c9da65f6cf837",
        "signature_version": "v1",
        "target": {
            "function": "tgs_build_reply",
            "file": "kdc/krb5tgs.c"
        },
        "digest": {
            "function_hash": "305022542824129016834200220310623900651",
            "length": 16805.0
        },
        "deprecated": false
    },
    {
        "signature_type": "Line",
        "id": "CVE-2017-6594-fec21090",
        "source": "https://github.com/heimdal/heimdal/commit/b1e699103f08d6a0ca46a122193c9da65f6cf837",
        "signature_version": "v1",
        "target": {
            "file": "kdc/krb5tgs.c"
        },
        "digest": {
            "threshold": 0.9,
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