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CVE-2021-39867

Good to know:

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Date: October 5, 2021

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.

Language: Ruby

Severity Score

Related Resources (5)

https://gitlab.com/gitlab-org/cves/-/blob/master/2021/CVE-2021-39867.json
https://nvd.nist.gov/vuln/detail/CVE-2021-39867
https://people.canonical.com/~ubuntu-security/cve/CVE-2021-39867
https://gitlab.com/gitlab-org/gitlab/-/issues/214401
https://www.mend.io/vulnerability-database/CVE-2021-39867

Severity Score

Weakness Type (CWE)

Server-Side Request Forgery (SSRF)

CWE-918

Top Fix

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CVSS v3.1

Base Score:
Attack Vector (AV): NETWORK
Attack Complexity (AC): LOW
Privileges Required (PR): LOW
User Interaction (UI): NONE
Scope (S): UNCHANGED
Confidentiality (C): HIGH
Integrity (I): HIGH
Availability (A): NONE

CVSS v2

Base Score:
Access Vector (AV): NETWORK
Access Complexity (AC): LOW
Authentication (AU): SINGLE
Confidentiality (C): PARTIAL
Integrity (I): PARTIAL
Availability (A): NONE
Additional information:

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