Description
SharedSecretClusterAuthenticator in Atlassian Bitbucket Data Center versions 5.14.0 and later before 7.6.14, 7.7.0 and later prior to 7.17.6, 7.18.0 and later prior to 7.18.4, 7.19.0 and later prior to 7.19.4, and 7.20.0 allow a remote, unauthenticated attacker to execute arbitrary code via Java deserialization.
CVSS breakdown
CVSS 3.1
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Affected products
- Atlassian / Bitbucket Data Center5.14.0 – unspecified
- Atlassian / Bitbucket Data Centerunspecified – 7.6.14
- Atlassian / Bitbucket Data Center7.7.0 – unspecified
- Atlassian / Bitbucket Data Centerunspecified – 7.17.6
- Atlassian / Bitbucket Data Center7.18.0 – unspecified
- Atlassian / Bitbucket Data Centerunspecified – 7.18.4
- Atlassian / Bitbucket Data Center7.19.0 – unspecified
- Atlassian / Bitbucket Data Centerunspecified – 7.19.4
- Atlassian / Bitbucket Data Center7.20.0 – 7.20.0