Vulnerability in Atlassian Bitbucket
CVE-2019-20097
Bitbucket Server and Bitbucket Data Center versions starting from 1.0.0 before 5.16.11, from version 6.0.0 before 6.0.11, from version 6.1.0 before 6.1.9, from version 6.2.0 before 6.2.7, from version 6.3.0 before 6.3.6, from version 6.4.0 before 6.4.4, from version 6.5.0 before 6.5.3, from version 6.6.0 before 6.6.3, from version 6.7.0 before 6.7.3, from version 6.8.0 before 6.8.2, from version 6.9.0 before 6.9.1 had a Remote Code Execution vulnerability via the post-receive hook. A remote attacker with permission to clone and push files to a repository on the victim's Bitbucket Server or Bitbucket Data Center instance, can exploit this vulnerability to execute arbitrary commands on the Bitbucket Server or Bitbucket Data Center systems, using a file with specially crafted content.
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: 0.025 (84.3th percentile), scored .
Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 84.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000
Affected products
- Atlassian Bitbucket
- Atlassian Bitbucket Data Center — versions 1.0, unspecified, 6.0
- Atlassian Bitbucket Server — versions 1.0, unspecified, 6.0
References
- jira.atlassian.com/browse/BSERV-12099 (Patch, Issue Tracking, Vendor Advisory)
Frequently asked questions
- What is CVE-2019-20097?
- CVE-2019-20097 is a high-severity vulnerability in Atlassian Bitbucket. CVSS score: 8.8/10. Published 2020-01-15.
- How severe is CVE-2019-20097?
- High severity. CVSS v3 base score is 8.8 out of 10.