Known exploited vulnerability
CVE-2022-36804
The short answer
CVE-2022-36804 affects Atlassian Bitbucket Server and is rated high (CVSS 8.8). CISA added it to the Known Exploited Vulnerabilities catalog on 2022-09-30: attackers are using it, so patch it first. The vendor has linked a patch.
What it is
Multiple API endpoints in Atlassian Bitbucket Server and Data Center 7.0.0 before version 7.6.17, from version 7.7.0 before version 7.17.10, from version 7.18.0 before version 7.21.4, from version 8.0.0 before version 8.0.3, from version 8.1.0 before version 8.1.3, and from version 8.2.0 before version 8.2.2, and from version 8.3.0 before 8.3.1 allows remote attackers with read permissions to a public or private Bitbucket repository to execute arbitrary code by sending a malicious HTTP request. This vulnerability was reported via our Bug Bounty Program by TheGrandPew.
Severity
8.8 high
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Exploited (CISA KEV)
Yes, since Sep 30, 2022
Federal due date Oct 21, 2022
EPSS, next 30 days
99%
Higher than 100% of scored CVEs
How it can be exploited
- Attack vector
- Network
- Attack complexity
- Low
- Privileges required
- Low
- User interaction
- None
- Scope
- Unchanged
- Confidentiality impact
- High
- Integrity impact
- High
- Availability impact
- High
What CISA says to do
Apply updates per vendor instructions.
Affected products
Bitbucket Server, Bitbucket Data Center. NVD's record lists the exact affected versions.
References
- jira.atlassian.com/browse/BSERV-13438 Issue TrackingPatchRelease NotesVendor Advisory
- jira.atlassian.com/browse/BSERV-13438 Issue TrackingPatchRelease NotesVendor Advisory
- www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2022-36804 US Government Resource
Questions
Is CVE-2022-36804 being exploited?
Yes. CISA added CVE-2022-36804 to its Known Exploited Vulnerabilities catalog on 2022-09-30, with a federal remediation due date of 2022-10-21.
How do I fix CVE-2022-36804?
CISA's required action: Apply updates per vendor instructions.
From NVD, CISA KEV, FIRST EPSS and OSV.dev, checked . Status on NVD: Analyzed. The description is NVD's text, quoted as published.
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