01 Record
CVE-2022-43781
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
CriticalPUBLISHEDCNA: atlassian
CNA base score9.8 CVSS v3.xCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
02 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
03 Exploitation and scoring
- Exploitation
- Assessed, none found. CISA's assessment recorded neither public exploit code nor evidence of exploitation when it was made.
- SSVC decision
- ExploitationnoneCISA recorded no public exploit code and no evidence of exploitation.
- AutomatableyesAn attacker can reliably automate reconnaissance through exploitation, so this scales.
- Technical ImpacttotalSuccessful exploitation gives total control of the vulnerable component.
- EPSS probability
- 98.03% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 99.9% of scored records. A rank, not a probability.
- NVD base score
- 9.8 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- No Red Hat rating. Red Hat rates the CVEs that affect its products.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2022-11-17 00:00Z3 YR AGO
- Last updated
- 2024-10-02 14:56Z2 YR AGO
- Reserved
- 2022-10-26
- Assigning CNA
- atlassian
- Record state
- PUBLISHED
- Severity
- Critical (CVSS 9.8)
- CNA CVSS vector
- CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- Weaknesses
- CWE-77Improper Neutralization of Special Elements used in a Command ('Command Injection')Class
- Data version
- 5.1
- Document digest
- eb2fbe0e7884e3368dcadedc62c34cea1e8d906e5d2fed805415e5a4cca6f963
05 Affected products
VendorProductVersionsPlatforms
AtlassianBitbucket Data Centerbefore 7.17.12, before 7.21.6, before 7.6.19, before 8.0.5, before 8.1.5, before 8.2.4, before 8.3.3, before 8.4.2, before 8.5.0—
AtlassianBitbucket Serverbefore 7.17.12, before 7.21.6, before 7.6.19, before 8.0.5, before 8.1.5, before 8.2.4, before 8.3.3, before 8.4.2, before 8.5.0—
atlassianbitbucket7.0.0 to < 7.6.19, 7.7.0 to < 7.17.12, 7.18.0 to < 7.21.6, 7.22.0 to < 8.0.5, 8.1.0 to < 8.1.5, 8.2.0 to < 8.2.4, 8.3.0 to < 8.3.3, 8.4.0 to < 8.4.2—
06 References
- confluence.atlassian.comhttps://confluence.atlassian.com/x/Y4hXRg
- jira.atlassian.comhttps://jira.atlassian.com/browse/BSERV-13522