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MEDIUM · 4.3

CVE-2021-39121

Affected versions of Atlassian Jira Server and Data Center allow authenticated remote attackers to enumerate the keys of private Jira projects via an Information Disclosure vulnerability in the /rest/...

Vulnerability Description

Affected versions of Atlassian Jira Server and Data Center allow authenticated remote attackers to enumerate the keys of private Jira projects via an Information Disclosure vulnerability in the /rest/api/latest/projectvalidate/key endpoint. The affected versions are before version 8.5.18, from version 8.6.0 before 8.13.10, and from version 8.14.0 before 8.18.2.

CVSS Score

4.3

MEDIUM

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:N/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
LOW
Integrity
NONE
Availability
NONE

Affected Products

VendorProductVersions
AtlassianData Center< 8.5.18
AtlassianJira< 8.5.18
AtlassianJira Data Center>= 8.6.0, < 8.13.10
AtlassianJira Server>= 8.6.0, < 8.13.10

References

FAQ

What is CVE-2021-39121?

CVE-2021-39121 is a vulnerability with a CVSS score of 4.3 (MEDIUM). Affected versions of Atlassian Jira Server and Data Center allow authenticated remote attackers to enumerate the keys of private Jira projects via an Information Disclosure vulnerability in the /rest/...

How severe is CVE-2021-39121?

CVE-2021-39121 has been rated MEDIUM with a CVSS base score of 4.3/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2021-39121?

Check the references section above for vendor advisories and patch information. Affected products include: Atlassian Data Center, Atlassian Jira, Atlassian Jira Data Center, Atlassian Jira Server.