CVE-2021-44141

4.3 mediumEPSS 1.1%

Medium (4.3). EPSS 1.1% chance of exploitation in the next 30 days.

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.

Severity

CVSS 3.1

4.3 medium

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N

EPSS: 1.1% chance of exploitation in the next 30 days; higher than 65% of CVEs (scores of 2026-10-31)
CWEs: CWE-59, CWE-200
Published: 2022-02-21
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

fedoraproject:fedora
redhat:storage
samba:samba

References

https://security.gentoo.org/glsa/202309-06
https://www.samba.org/samba/security/CVE-2021-44141.html
https://security.gentoo.org/glsa/202309-06
https://www.samba.org/samba/security/CVE-2021-44141.html

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