CVE-2021-44141

MEDIUM

Samba < 4.15.5 - Unauthenticated Exposure of Sensitive Information via SMB1 Symlink

Title source: llm
STIX 2.1

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.

References (2)

Core 2
Core References
Third Party Advisory vendor-advisory
https://security.gentoo.org/glsa/202309-06

Scores

CVSS v3 4.3
EPSS 0.0031
EPSS Percentile 54.1%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

Details

CWE
CWE-200 CWE-59
Status published
Products (4)
fedoraproject/fedora 34
fedoraproject/fedora 35
redhat/storage 3.0
samba/samba < 4.15.5
Published Feb 21, 2022
Tracked Since Feb 18, 2026