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CVE-2022-43781

Published: Nov 17, 2022Updated: Nov 21, 2024 Sources: CVE List NVD BDUCWE-77
NVD MITRE
9.8CVSSCRITICAL
EPSS Score
98.0%
Top 0.1%
CISA KEV
Not in KEV
Exploits
No Known Exploits
Remediation
Patch Available

Description

There is a command injection vulnerability using environment variables in Bitbucket Server and Data Center. An attacker with permission to control their username can exploit this issue to execute arbitrary code on the system. This vulnerability can be unauthenticated if the Bitbucket Server and Data Center instance has enabled “Allow public signup”.

CVSS Vector Breakdown

AV:NAC:LPR:NUI:NS:UC:HI:HA:H
Exploitability
AV:NAttack Vector
Network
AC:LAttack Complexity
Low
PR:NPrivileges Required
None
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:HAvailability
High
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Weaknesses

CWE-77

Affected Products

Bitbucket Server and Data CenterAtlassian
On-prem
Enterprise Software / itsm-monitoring
Bitbucket Data CenterAtlassian
On-prem
Enterprise Software / itsm-monitoring
Bitbucket ServerAtlassian
On-premWeb App
Enterprise Software
bitbucketatlassian
On-premWeb App
Enterprise Software
atlassiancommercialAUEnterprise Softwareaka atlassian jira

Attack Graph

Products CVE Techniques Tactics

Click technique nodes to view MITRE ATT&CK details. Scroll to zoom, drag to pan.

Exploitability

Official Patch Available
Workaround Available

MITRE ATT&CK

1 technique
Execution
View detailed technique mapping

References

https://jira.atlassian.com/browse/BSERV-13522
jira.atlassian.com
https://confluence.atlassian.com/bitbucketserver/bitbucket-server-and-data-center-security-advisory-2022-11-16-1180141667.html
confluence.atlassian.com
https://confluence.atlassian.com/x/Y4hXRg
confluence.atlassian.com
and 1 more references View all →

Timeline

Published
Nov 17, 2022
Last Updated
Nov 21, 2024

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