CVE-2015-2697

Home/CVE/The build_principal_va function in lib/krb5/krb/bld_princ.c in MIT Kerberos 5 (aka krb5) before 1.14 allows remote authe

CVE

The build_principal_va function in lib/krb5/krb/bld_princ.c in MIT Kerberos 5 (aka krb5) before 1.14 allows remote authe

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.

MEDIUM · CVSS 4 EPSS 0.05447

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EPSS percentile: top 10% of all CVEs by exploitation likelihood

Sigma rules0 YARA rules0

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Weakness Classification

CWE-125Out-of-bounds Read

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Affected Products & Versions

mit kerberos 5< 1.14
oracle solarisall versions
canonical ubuntu linuxall versions
debian linuxall versions
opensuse leapall versions
opensuseall versions
suse linux enterprise desktopall versions
suse linux enterprise serverall versions
Show all 9 affected productssuse linux enterprise software development kitall versions

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Scoring & Timeline

MEDIUM · CVSS v2 (legacy) · cve@mitre.org

View on NVD

This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.

v2 Vector

AV:N/AC:L/Au:S/C:N/I:N/A:P

Published to NVD09 Nov 2015 · 03:59 AM

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Vendor Advisories

suse-csafopenSUSE-SU-2024:10004-1
usnUSN-2810-1
suse-csafSUSE-SU-2015:1897-1

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References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://krbdev.mit.edu/rt/Ticket/Display.html?id=8252Vendor Advisory

http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00006.htmlMailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00014.htmlMailing ListThird Party Advisory

http://lists.opensuse.org/opensuse-security-announce/2015-11/msg00022.htmlMailing ListThird Party Advisory

http://www.debian.org/security/2015/dsa-3395Third Party Advisory

http://www.oracle.com/technetwork/topics/security/bulletinapr2016-2952098.htmlThird Party Advisory

Show all 11 references

http://www.securityfocus.com/bid/77581Third Party AdvisoryVDB Entry

http://www.securitytracker.com/id/1034084Third Party AdvisoryVDB Entry

http://www.ubuntu.com/usn/USN-2810-1Third Party Advisory

https://github.com/krb5/krb5/commit/f0c094a1b745d91ef2f9a4eae2149aac026a5789PatchThird Party Advisory

https://security.gentoo.org/glsa/201611-14Third Party Advisory

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