Improper Cross-boundary Removal of Sensitive Data Affecting krb5-libs package, versions <0:1.12.2-14.el7


Severity

Recommended
0.0
medium
0
10

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.87% (84th percentile)

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  • Snyk IDSNYK-RHEL7-KRB5LIBS-4574692
  • published26 Jul 2021
  • disclosed3 Feb 2015

Introduced: 3 Feb 2015

CVE-2014-9423  (opens in a new tab)
CWE-212  (opens in a new tab)

How to fix?

Upgrade RHEL:7 krb5-libs to version 0:1.12.2-14.el7 or higher.
This issue was patched in RHSA-2015:0439.

NVD Description

Note: Versions mentioned in the description apply only to the upstream krb5-libs package and not the krb5-libs package as distributed by RHEL. See How to fix? for RHEL:7 relevant fixed versions and status.

The svcauth_gss_accept_sec_context function in lib/rpc/svc_auth_gss.c in MIT Kerberos 5 (aka krb5) 1.11.x through 1.11.5, 1.12.x through 1.12.2, and 1.13.x before 1.13.1 transmits uninitialized interposer data to clients, which allows remote attackers to obtain sensitive information from process heap memory by sniffing the network for data in a handle field.

CVSS Scores

version 3.1