Out-of-Bounds Affecting krb5-workstation package, versions <0:1.10.3-42z1.el6_7


Severity

Recommended
medium

Based on CentOS security rating.

Threat Intelligence

EPSS
0.81% (82nd percentile)

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  • Snyk IDSNYK-CENTOS6-KRB5WORKSTATION-2130282
  • published26 Jul 2021
  • disclosed8 Jan 2016

Introduced: 8 Jan 2016

CVE-2015-8629  (opens in a new tab)
CWE-119  (opens in a new tab)

How to fix?

Upgrade Centos:6 krb5-workstation to version 0:1.10.3-42z1.el6_7 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream krb5-workstation package and not the krb5-workstation package as distributed by Centos. See How to fix? for Centos:6 relevant fixed versions and status.

The xdr_nullstring function in lib/kadm5/kadm_rpc_xdr.c in kadmind in MIT Kerberos 5 (aka krb5) before 1.13.4 and 1.14.x before 1.14.1 does not verify whether '\0' characters exist as expected, which allows remote authenticated users to obtain sensitive information or cause a denial of service (out-of-bounds read) via a crafted string.

CVSS Scores

version 3.1