CVE-2021-39883: Medium severity GitLab GitLab vulnerability
Improper authorization checks in all versions of GitLab EE starting from 13.11 before 14.1.7, all versions starting from 14.2 before 14.2.5, and all versions starting from 14.3 before 14.3.1 allows subgroup members to see epics from all parent subgroups.
Affected Software
Remediation
Recommended actions to resolve this vulnerability, in priority order.
- Upgrade
Upgrade
GitLab EEto a version that resolves this vulnerability.Fixed in 14.1.7 - Upgrade
Upgrade
GitLab EEto a version that resolves this vulnerability.Fixed in 14.2.5 - Upgrade
Upgrade
GitLab EEto a version that resolves this vulnerability.Fixed in 14.3.1
Event History
Frequently Asked Questions
What is the severity of CVE-2021-39883?
CVE-2021-39883 is classified as a medium severity vulnerability due to improper authorization checks.
How do I fix CVE-2021-39883?
To remediate CVE-2021-39883, upgrade GitLab EE to version 14.1.7 or later, 14.2.5 or later, or 14.3.1 or later.
Who is affected by CVE-2021-39883?
CVE-2021-39883 affects all versions of GitLab EE starting from 13.11 before 14.1.7, as well as specific versions from 14.2.0 and 14.3.0.
What specific issue does CVE-2021-39883 address?
CVE-2021-39883 addresses the issue where subgroup members can improperly view epics from parent subgroups.
Is there a workaround for CVE-2021-39883?
There is no official workaround for CVE-2021-39883; upgrading is the recommended solution.