Link Following Affecting samba package, versions <2:4.16.0+dfsg-2


Severity

Recommended
0.0
medium
0
10

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Threat Intelligence

EPSS
0.06% (25th percentile)

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  • Snyk IDSNYK-DEBIANUNSTABLE-SAMBA-2388697
  • published1 Feb 2022
  • disclosed21 Feb 2022

Introduced: 1 Feb 2022

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

How to fix?

Upgrade Debian:unstable samba to version 2:4.16.0+dfsg-2 or higher.

NVD Description

Note: Versions mentioned in the description apply only to the upstream samba package and not the samba package as distributed by Debian. See How to fix? for Debian:unstable 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 Scores

version 3.1