Out-of-bounds Read Affecting krb5 package, versions <1.13.2+dfsg-3
Threat Intelligence
EPSS
83.54% (99th
percentile)
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Test your applications- Snyk ID SNYK-DEBIAN10-KRB5-395757
- published 9 Nov 2015
- disclosed 9 Nov 2015
Introduced: 9 Nov 2015
CVE-2015-2697 Open this link in a new tabHow to fix?
Upgrade Debian:10 krb5 to version 1.13.2+dfsg-3 or higher.
NVD Description
Note: Versions mentioned in the description apply only to the upstream krb5 package and not the krb5 package as distributed by Debian.
See How to fix? for Debian:10 relevant fixed versions and status.
The build_principal_va function in lib/krb5/krb/bld_princ.c in MIT Kerberos 5 (aka krb5) before 1.14 allows remote authenticated users to cause a denial of service (out-of-bounds read and KDC crash) via an initial '\0' character in a long realm field within a TGS request.
References
- https://security-tracker.debian.org/tracker/CVE-2015-2697
- http://www.debian.org/security/2015/dsa-3395
- https://security.gentoo.org/glsa/201611-14
- https://github.com/krb5/krb5/commit/f0c094a1b745d91ef2f9a4eae2149aac026a5789
- http://krbdev.mit.edu/rt/Ticket/Display.html?id=8252
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00006.html
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00014.html
- http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00022.html
- http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.html
- http://www.securityfocus.com/bid/77581
- http://www.securitytracker.com/id/1034084
- http://people.ubuntu.com/~ubuntu-security/cve/CVE-2015-2697
- http://www.ubuntu.com/usn/USN-2810-1
CVSS Scores
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