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Fencer Vulns
high 7.5

CVE-2005-1175 json

Heap-based buffer overflow in the Key Distribution Center (KDC) in MIT Kerberos 5 (krb5) 1.4.1 and earlier allows remote attackers to cause…

published 2005-07-17 21 y ago modified 2026-06-16 4 mo ago also EUVD-2005-1178

cvss
7.5
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
8.4%
EPSS 8.4% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known

Summary

Heap-based buffer overflow in the Key Distribution Center (KDC) in MIT Kerberos 5 (krb5) 1.4.1 and earlier allows remote attackers to cause a denial of service (application crash) and possibly execute arbitrary code via a certain valid TCP or UDP request.

Patch / fix

  • krb5 Debian 14, Debian 13, Debian 12 1.3.6-4

debian advisories DEBIAN-CVE-2005-1175

  • krb5 RHEL 3 1.2.7-47
  • krb5-libs RHEL 3 1.2.7-47
  • krb5-server RHEL 3 1.2.7-47
  • krb5-workstation RHEL 3 1.2.7-47
  • krb5 RHEL 4 1.3.4-17
  • krb5-libs RHEL 4 1.3.4-17
  • krb5-server RHEL 4 1.3.4-17
  • krb5-workstation RHEL 4 1.3.4-17

red hat advisories RHSA-2005:562RHSA-2005:567

Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2005-1175 updated

security flaw

  • Red Hat Desktop version 3 krb5 1.2.7-47, krb5-libs 1.2.7-47, krb5-server 1.2.7-47, krb5-workstation 1.2.7-47 Red Hat Enterprise Linux AS version 3 krb5 1.2.7-47, krb5-libs 1.2.7-47, krb5-server 1.2.7-47, krb5-workstation 1.2.7-47
    fixed: vendor fix RHSA-2005:562
  • Red Hat Enterprise Linux AS version 4 krb5 1.3.4-17, krb5-libs 1.3.4-17, krb5-server 1.3.4-17, krb5-workstation 1.3.4-17 Red Hat Enterprise Linux Desktop version 4 krb5 1.3.4-17, krb5-libs 1.3.4-17, krb5-server 1.3.4-17, krb5-workstation 1.3.4-17
    fixed: vendor fix RHSA-2005:567
  • Red Hat Enterprise Linux ES version 3 krb5 1.2.7-47, krb5-libs 1.2.7-47, krb5-server 1.2.7-47, krb5-workstation 1.2.7-47
    fixed: vendor fix RHSA-2005:562
  • Red Hat Enterprise Linux ES version 4 krb5 1.3.4-17, krb5-libs 1.3.4-17, krb5-server 1.3.4-17, krb5-workstation 1.3.4-17
    fixed: vendor fix RHSA-2005:567
  • Red Hat Enterprise Linux WS version 3 krb5 1.2.7-47, krb5-libs 1.2.7-47, krb5-server 1.2.7-47, krb5-workstation 1.2.7-47
    fixed: vendor fix RHSA-2005:562
  • Red Hat Enterprise Linux WS version 4 krb5 1.3.4-17, krb5-libs 1.3.4-17, krb5-server 1.3.4-17, krb5-workstation 1.3.4-17
    fixed: vendor fix RHSA-2005:567

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

8.43% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-08).

CVSS scores

assigned by version score vector
NVD 2.0 7.5 AV:N/AC:L/Au:N/C:P/I:P/A:P

References

Sources

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.