Red Hat Security AdvisoryRHSA-2018:0666
krb5 security, bug fix, and enhancement update
Released 2018-04-10 · Red Hat rating Moderate · View on Red Hat →
Fixed in
- Red Hat Enterprise Linux Client (v. 7) krb5-1.15.1-18.el7, krb5-libs-1.15.1-18.el7, krb5-pkinit-1.15.1-18.el7 +2
- Red Hat Enterprise Linux Client Optional (v. 7) krb5-devel-1.15.1-18.el7, krb5-server-1.15.1-18.el7, krb5-server-ldap-1.15.1-18.el7
- Red Hat Enterprise Linux ComputeNode (v. 7) krb5-1.15.1-18.el7, krb5-libs-1.15.1-18.el7, krb5-pkinit-1.15.1-18.el7 +2
- Red Hat Enterprise Linux ComputeNode Optional (v. 7) krb5-devel-1.15.1-18.el7, krb5-server-1.15.1-18.el7, krb5-server-ldap-1.15.1-18.el7
- Red Hat Enterprise Linux Server (v. 7) krb5-1.15.1-18.el7, krb5-devel-1.15.1-18.el7, krb5-devel-1.15.1-18.el7.ppc +8
- Red Hat Enterprise Linux Workstation (v. 7) krb5-1.15.1-18.el7, krb5-devel-1.15.1-18.el7, krb5-libs-1.15.1-18.el7 +5
- Red Hat Enterprise Linux for ARM and IBM Power LE (POWER9) Server (v. 7) krb5-1.15.1-18.el7, krb5-devel-1.15.1-18.el7, krb5-libs-1.15.1-18.el7 +5
Fixes 2 records
Priority LOW 35
An authentication bypass flaw was found in the way krb5's certauth interface before 1.16.1 handled the validation of client certificates.
CVSS 3.1MEDIUM 6.5· Network · Low privileges · No interaction · EPSS 0.03178 · Published 2018-07-26 · Fixed CWE-287
Priority LOW 33
In MIT Kerberos 5 (aka krb5) 1.7 and later, an authenticated attacker can cause a KDC assertion failure by sending invalid S4U2Self or S4U2Proxy requests.
CVSS 3.0MEDIUM 6.5· Network · Low privileges · No interaction · EPSS 0.02397 · Published 2017-08-09 · Partial fix CWE-617