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CVE-2021-20316

Date: August 23, 2022

A flaw was found in the way Samba handled file/directory metadata. This flaw allows an authenticated attacker with permissions to read or modify share metadata, to perform this operation outside of the share.

Severity Score

6.8

Related Resources (9)

Url: https://access.redhat.com/security/cve/CVE-2021-20316

Url: https://bugzilla.samba.org/show_bug.cgi?id=14842

Url: https://www.samba.org/samba/security/CVE-2021-20316.html

Url: https://bugzilla.redhat.com/show_bug.cgi?id=2009673

Url: https://security-tracker.debian.org/tracker/CVE-2021-20316

Url: https://people.canonical.com/~ubuntu-security/cve/CVE-2021-20316

Url: https://nvd.nist.gov/vuln/detail/CVE-2021-20316

Url: https://security.gentoo.org/glsa/202309-06

Url: https://www.mend.io/vulnerability-database/CVE-2021-20316

Severity Score

6.8

Weakness Type (CWE)

Race Conditions

CWE-362

CVSS v3.1

Base Score:	6.8
Attack Vector (AV):	NETWORK
Attack Complexity (AC):	HIGH
Privileges Required (PR):	LOW
User Interaction (UI):	NONE
Scope (S):	UNCHANGED
Confidentiality (C):	HIGH
Integrity (I):	HIGH
Availability (A):	NONE

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