CVE-2013-1416
The prep_reprocess_req function in do_tgs_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.10.5 does not properly perform service-principal realm referral, which allows remote authenticated users to cause a denial of…
Does this matter?
Lower severity and a low EPSS score (2.92%). Track it; it rarely justifies an emergency change on its own.
Description
The prep_reprocess_req function in do_tgs_req.c in the Key Distribution Center (KDC) in MIT Kerberos 5 (aka krb5) before 1.10.5 does not properly perform service-principal realm referral, which allows remote authenticated users to cause a denial of service (NULL pointer dereference and daemon crash) via a crafted TGS-REQ request.
- CVSS 2.0
- 4.0 MEDIUMAV:N/AC:L/Au:S/C:N/I:N/A:P
- EPSS
- 2.92% probability · 86th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-476
- Affected
- mit/kerberos 5 · opensuse/opensuse · fedoraproject/fedora · redhat/enterprise linux desktop · redhat/enterprise linux eus · redhat/enterprise linux server · redhat/enterprise linux server aus · redhat/enterprise linux workstation
- Source
- cve@mitre.org
References
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=7600Vendor Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2013-April/102058.htmlThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2013-April/102074.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2013-05/msg00011.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-updates/2013-06/msg00041.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-updates/2013-06/msg00102.htmlMailing List, Third Party Advisory
- http://rhn.redhat.com/errata/RHSA-2013-0748.htmlThird Party Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:157Third Party Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:158Third Party Advisory
- https://github.com/krb5/krb5/commit/8ee70ec63931d1e38567905387ab9b1d45734d81Patch, Third Party Advisory
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=7600Vendor Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2013-April/102058.htmlThird Party Advisory
- http://lists.fedoraproject.org/pipermail/package-announce/2013-April/102074.htmlThird Party Advisory
- http://lists.opensuse.org/opensuse-updates/2013-05/msg00011.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-updates/2013-06/msg00041.htmlMailing List, Third Party Advisory
- http://lists.opensuse.org/opensuse-updates/2013-06/msg00102.htmlMailing List, Third Party Advisory
- http://rhn.redhat.com/errata/RHSA-2013-0748.htmlThird Party Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:157Third Party Advisory
- http://www.mandriva.com/security/advisories?name=MDVSA-2013:158Third Party Advisory
- https://github.com/krb5/krb5/commit/8ee70ec63931d1e38567905387ab9b1d45734d81Patch, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.