CVE-2022-43781

critical

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”.

References

https://jira.atlassian.com/browse/BSERV-13522

https://confluence.atlassian.com/x/Y4hXRg

Details

Source: Mitre, NVD

Published: 2022-11-17

Updated: 2022-11-18

Risk Information

CVSS v2

Base Score: 10

Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C

Severity: Critical

CVSS v3

Base Score: 9.8

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Severity: Critical