CVE-2021-44141

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 v3 4.3 MEDIUM
CVSS v2.0 3.5 LOW

4.3^/10

CVSS v3 : MEDIUM

Vector :

Exploitability : 2.8 / Impact : 1.4

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact LOW

Integrity Impact NONE

Availability Impact NONE

Scope UNCHANGED

3.5^/10

CVSS v2.0 : LOW

Vector : AV:N/AC:M/Au:S/C:P/I:N/A:N

Exploitability : 6.8 / Impact : 2.9

Access Vector NETWORK

Access Complexity MEDIUM

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact NONE

Availability Impact NONE

References

Link	Resource
https://security.gentoo.org/glsa/202309-06
https://www.samba.org/samba/security/CVE-2021-44141.html	Mitigation Vendor Advisory

Configurations

Configuration 1 (hide)

cpe:2.3:a:samba:samba:*:*:*:*:*:*:*:*

Configuration 2 (hide)

cpe:2.3:a:redhat:storage:3.0:*:*:*:*:*:*:*

Configuration 3 (hide)

OR	cpe:2.3:o:fedoraproject:fedora:34:::::::*
	cpe:2.3:o:fedoraproject:fedora:35:::::::*

History

17 Sep 2023, 09:15

Type	Values Removed	Values Added
References		(GENTOO) https://security.gentoo.org/glsa/202309-06 -

Information

Published : 2022-02-21 18:15

Updated : 2024-02-28 19:09

NVD link : CVE-2021-44141

Mitre link : CVE-2021-44141

CVE.ORG link : CVE-2021-44141

JSON object : View

Products Affected

samba

samba

redhat

storage

fedoraproject

fedora

CWE

CWE-59

Improper Link Resolution Before File Access ('Link Following')

CWE-200

Exposure of Sensitive Information to an Unauthorized Actor

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