High severity · published Feb 15, 2022
CVE-2021-43940
Affected versions of Atlassian Confluence Server and Data Center allow authenticated local attackers to achieve elevated privileges on the local system via a DLL Hijacking…
7.8
CVSS
0.3%
EPSS
No
On KEV
Description
Affected versions of Atlassian Confluence Server and Data Center allow authenticated local attackers to achieve elevated privileges on the local system via a DLL Hijacking vulnerability in the Confluence installer. This vulnerability only affects installations of Confluence Server and Data Center on Windows. The affected versions are before version 7.4.10, and from version 7.5.0 before 7.12.3.
CVSS vector
CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack vector
Local
Complexity
Low
Privileges
None
User interaction
Required
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)0.3% · higher than 26% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
CO
Confluence · Atlassian
before 7.4.10; 7.5.0 before 7.12.3 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-43940
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-43940
Issue Tracking
https://jira.atlassian.com/browse/CONFSERVER-66550
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