Link Following Affecting samba-client package, versions <0:4.15.5-5.el8


Severity

Recommended
0.0
medium
0
10

Based on Oracle Linux security rating.

Threat Intelligence

EPSS
0.06% (27th percentile)

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  • Snyk IDSNYK-ORACLE8-SAMBACLIENT-2830755
  • published18 May 2022
  • disclosed21 Feb 2022

Introduced: 21 Feb 2022

CVE-2021-44141  (opens in a new tab)
CWE-59  (opens in a new tab)

How to fix?

Upgrade Oracle:8 samba-client to version 0:4.15.5-5.el8 or higher.
This issue was patched in ELSA-2022-2074.

NVD Description

Note: Versions mentioned in the description apply only to the upstream samba-client package and not the samba-client package as distributed by Oracle. See How to fix? for Oracle:8 relevant fixed versions and status.

All versions of Samba prior to 4.15.5 are vulnerable to a malicious client using a server symlink to determine if a file or directory exists in an area of the server file system not exported under the share definition. SMB1 with unix extensions has to be enabled in order for this attack to succeed.

CVSS Base Scores

version 3.1