Improper Access Control Affecting samba-winbind-krb5-locator package, versions <0:4.2.3-12.el7_2


Severity

Recommended
medium

Based on Red Hat Enterprise Linux security rating.

Threat Intelligence

EPSS
0.27% (69th percentile)

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  • Snyk IDSNYK-RHEL7-SAMBAWINBINDKRB5LOCATOR-5103606
  • published26 Jul 2021
  • disclosed8 Mar 2016

Introduced: 8 Mar 2016

CVE-2015-7560  (opens in a new tab)
CWE-284  (opens in a new tab)

How to fix?

Upgrade RHEL:7 samba-winbind-krb5-locator to version 0:4.2.3-12.el7_2 or higher.
This issue was patched in RHSA-2016:0448.

NVD Description

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

The SMB1 implementation in smbd in Samba 3.x and 4.x before 4.1.23, 4.2.x before 4.2.9, 4.3.x before 4.3.6, and 4.4.x before 4.4.0rc4 allows remote authenticated users to modify arbitrary ACLs by using a UNIX SMB1 call to create a symlink, and then using a non-UNIX SMB1 call to write to the ACL content.

CVSS Scores

version 3.1