VULNERABILITY INTELLIGENCE

CVE-2021-44141

CVSS score4.3 MEDIUM
EPSS probability1.09%
CISA KEVNot currently listed
Published2022-02-21
Last modified2026-06-17
CVSS vectorCVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Description

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.

Weakness classification

  • secalert@redhat.com: CWE-200
  • nvd@nist.gov: CWE-59

Primary references