RCE in Atlassian Bitbucket Data Center
CVE-2023-22513
This High severity RCE (Remote Code Execution) vulnerability was introduced in version 8.0.0 of Bitbucket Data Center and Server. This RCE (Remote Code Execution) vulnerability, with a CVSS Score of 8.5, allows an authenticated attacker to execute arbitrary code which has high impact to confidentiality, high impact to integrity, high impact to availability, and requires no user interaction. Atlassian recommends that Bitbucket Data Center and Server customers upgrade to latest version, if you are unable to do so, upgrade your instance to one of the specified supported fixed versions: Bitbucket Data Center and Server 8.9: Upgrade to a release greater than or equal to 8.9.5 Bitbucket Data Center and Server 8.10: Upgrade to a release greater than or equal to 8.10.5 Bitbucket Data Center and Server 8.11: Upgrade to a release greater than or equal to 8.11.4 Bitbucket Data Center and Server 8.12: Upgrade to a release greater than or equal to 8.12.2 Bitbucket Data Center and Server 8.13: Upgrade to a release greater than or equal to 8.13.1 Bitbucket Data Center and Server 8.14: Upgrade to a release greater than or equal to 8.14.0 Bitbucket Data Center and Server version >= 8.0 and < 8.9: Upgrade to any of the listed fix versions. See the release notes (https://confluence.atlassian.com/bitbucketserver/release-notes). You can download the latest version of Bitbucket Data Center and Server from the download center (https://www.atlassian.com/software/bitbucket/download-archives). This vulnerability was discovered by a private user and reported via our Bug Bounty program
Vulnerability class: RCE (Remote Code Execution)
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.153 (96.7th percentile), scored .
Moderate probability of exploitation in the next 30 days — watch for active exploitation reports. 97th percentile — 96.7% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.143 · newest: 0.153 · change: +0.010
Affected products
- Atlassian Bitbucket Data Center — versions < 8.0.0, >= 8.0.0, >= 8.1.0
- Atlassian Bitbucket Data Center — versions 8.13.0
- Atlassian Bitbucket Server — versions < 8.0.0, >= 8.0.0, >= 8.1.0
- Atlassian Bitbucket Server — versions 8.13.0
Weakness classification (CWE)
References
- confluence.atlassian.com/pages/viewpage.action (Vendor Advisory)
- jira.atlassian.com/browse/BSERV-14419 (Issue Tracking, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-22513?
- CVE-2023-22513 is a high-severity vulnerability in Atlassian Bitbucket Data Center, classified under Code Injection. CVSS score: 8.8/10. Published 2023-09-19.
- How severe is CVE-2023-22513?
- High severity. CVSS v3 base score is 8.8 out of 10.