CVE-2017-7562
- Source
- https://cve.org/CVERecord?id=CVE-2017-7562
- Import Source
- https://storage.googleapis.com/cve-osv-conversion/osv-output/CVE-2017-7562.json
- JSON Data
- https://api.osv.dev/v1/vulns/CVE-2017-7562
- Downstream
- Related
- Published
- 2018-07-26T15:29:00.403Z
- Modified
- 2026-02-04T15:41:59.444334Z
- Severity
-
- 6.5 (Medium) CVSS_V3 - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:N CVSS Calculator
- Summary
- [none]
- Details
-
An authentication bypass flaw was found in the way krb5's certauth interface before 1.16.1 handled the validation of client certificates. A remote attacker able to communicate with the KDC could potentially use this flaw to impersonate arbitrary principals under rare and erroneous circumstances.
- References
-
- http://www.securityfocus.com/bid/100511
- https://access.redhat.com/errata/RHSA-2018:0666
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7562
- https://github.com/krb5/krb5/pull/694
- https://github.com/krb5/krb5/pull/694/commits/1de6ca2f2eb1fdbab51f1549a25a6903aefcc196
- https://github.com/krb5/krb5/pull/694/commits/50fe4074f188c2d4da0c421e96553acea8378db2
- https://github.com/krb5/krb5/pull/694/commits/b7af544e50a4d8291524f590e20dd44430bf627d
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7562
- https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2017-7562
- https://github.com/krb5/krb5/pull/694