CVE-2019-12443 Server-side request forgery in n/a
GitLab allows Server-Side Request Forgery via DNS rebinding, enabling attackers to access internal resources or bypass security controls.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2019-12443?
CVE-2019-12443 is a critical server-side request forgery vulnerability in Gitlab Gitlab, published on 10 Mar 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
An issue was discovered in GitLab Community and Enterprise Edition 10.2 through 11.11. Multiple features contained Server-Side Request Forgery (SSRF) vulnerabilities caused by an insufficient validation to prevent DNS rebinding attacks.
Weakness: CWE-918
Which versions are affected by CVE-2019-12443?
It affects 1 product.
Products include Gitlab Gitlab.
How do I fix CVE-2019-12443?
No fix has been published for CVE-2019-12443 yet. Limit exposure of the affected software until one is available.
Upgrade, and send outbound requests through an allow-list that blocks internal addresses. More about Server-side request forgery.
Is CVE-2019-12443 being exploited?
There is no known exploitation of CVE-2019-12443 in the wild and no public exploit code.
Other vulnerabilities in Gitlab Gitlab
- CVE-2026-97229 GitLab Community Edition and Enterprise Edition Integer Overflow or Wraparound
- CVE-2026-85706 GitLab Community Edition and Enterprise Edition Path Traversal
- CVE-2023-7028 GitLab Community and Enterprise Editions Improper Access Control
- CVE-2021-22205 GitLab Community and Enterprise Editions Remote Code Execution
- CVE-2021-39935 GitLab Community and Enterprise Editions Server-Side Request Forgery (SSRF)
Sources
Also known as GHSA-g4wv-rqvc-h4jp.