CVE-2021-39867: SSRF
Published Oct 5, 2021
·Updated
In all versions of GitLab CE/EE since version 8.15, a DNS rebinding vulnerability in Gitea Importer may be exploited by an attacker to trigger Server Side Request Forgery (SSRF) attacks.
Affected Software
6 affected components
GitLab GitLab>=8.15.0<14.1.7
GitLab GitLab>=8.15.0<14.1.7
GitLab GitLab>=14.2.0<14.2.5
GitLab GitLab>=14.2.0<14.2.5
GitLab GitLab=4.3.0
GitLab GitLab=4.3.0
Event History
Oct 5, 2021
CVE Published
via MITRE·12:29 PM
Data Sourced
via MITRE·12:29 PM
DescriptionSeverityWeakness
Data Sourced
via NVD·01:15 PM
DescriptionSeverityWeaknessAffected Software
Frequently Asked Questions
1
What is the severity of CVE-2021-39867?
CVE-2021-39867 is classified as a high severity vulnerability due to its potential for Server Side Request Forgery (SSRF) attacks.
2
How do I fix CVE-2021-39867?
To mitigate CVE-2021-39867, upgrade to GitLab versions 14.2.5 or later, or to versions 14.1.7 or later.
3
What versions of GitLab are affected by CVE-2021-39867?
CVE-2021-39867 affects all versions of GitLab CE/EE from 8.15.0 to 14.1.7 and from 14.2.0 to 14.2.5.
4
What type of vulnerability is CVE-2021-39867?
CVE-2021-39867 is a DNS rebinding vulnerability that can lead to Server Side Request Forgery (SSRF) attacks.
5
What components are involved in CVE-2021-39867?
CVE-2021-39867 specifically involves the Gitea Importer feature within GitLab.