Medium severity6.5NVD Advisory· Published Jul 26, 2018· Updated Jun 17, 2026
CVE-2017-7562
CVE-2017-7562
Description
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.
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Affected products
4- osv-coords3 versionspkg:rpm/suse/krb5&distro=SUSE%20Linux%20Enterprise%20Server%2012%20SP1-LTSSpkg:rpm/suse/krb5&distro=SUSE%20Linux%20Enterprise%20Server%2012-LTSSpkg:rpm/suse/krb5&distro=SUSE%20Linux%20Enterprise%20Server%20for%20SAP%20Applications%2012%20SP1
< 1.12.1-38.5.3+ 2 more
- (no CPE)range: < 1.12.1-38.5.3
- (no CPE)range: < 1.12.1-38.5.3
- (no CPE)range: < 1.12.1-38.5.3
- MIT/krb5v5Range: 1.16.1
Patches
Vulnerability mechanics
References
7- bugzilla.redhat.com/show_bug.cginvdIssue TrackingPatchThird Party Advisory
- github.com/krb5/krb5/pull/694nvdPatchThird Party Advisory
- www.securityfocus.com/bid/100511nvdThird Party AdvisoryVDB Entry
- access.redhat.com/errata/RHSA-2018:0666nvdThird Party Advisory
- github.com/krb5/krb5/pull/694/commits/1de6ca2f2eb1fdbab51f1549a25a6903aefcc196nvdThird Party Advisory
- github.com/krb5/krb5/pull/694/commits/50fe4074f188c2d4da0c421e96553acea8378db2nvdThird Party Advisory
- github.com/krb5/krb5/pull/694/commits/b7af544e50a4d8291524f590e20dd44430bf627dnvdThird Party Advisory
News mentions
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