CVE-2021-39890
First published: Mon Dec 06 2021(Updated: )
It was possible to bypass 2FA for LDAP users and access some specific pages with Basic Authentication in GitLab 14.1.1 and above.
Credit: cve@gitlab.com
| Affected Software | Affected Version | How to fix |
|---|---|---|
| GitLab | >=14.1.1<14.1.7 | |
| GitLab | >=14.2.0<14.2.5 | |
| GitLab | =14.3.0 | |
| GitLab | =14.3.0 | |
| GitLab | =14.3.1 | |
| GitLab | =14.3.1 |
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Reference Links
Frequently Asked Questions
What is the severity of CVE-2021-39890?
CVE-2021-39890 has been classified as a high severity vulnerability due to the potential for bypassing two-factor authentication for LDAP users.
Which versions of GitLab are affected by CVE-2021-39890?
CVE-2021-39890 affects GitLab versions 14.1.1 to 14.1.7, 14.2.0 to 14.2.5, and specifically 14.3.0 to 14.3.1.
How do I fix CVE-2021-39890?
To fix CVE-2021-39890, upgrade GitLab to the latest version that is not affected by this vulnerability.
What impact does CVE-2021-39890 have on users?
CVE-2021-39890 allows unauthorized access to specific pages by bypassing two-factor authentication, compromising user security.
Is it safe to use GitLab if I'm on a vulnerable version related to CVE-2021-39890?
Using a vulnerable version of GitLab related to CVE-2021-39890 is not safe, and immediate action should be taken to upgrade to mitigate the risk.
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- agent/software-canonical-lookup
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- vendor/gitlab
- canonical/gitlab
- version/gitlab/14.1.1
- version/gitlab/14.2.0
- version/gitlab/14.3.0
- version/gitlab/14.3.1