CVE-2017-0921 Auth bypass in n/a
GitLab allows unverified password changes, enabling account takeover if a victim's session is compromised.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2017-0921?
CVE-2017-0921 is a high-severity authentication bypass vulnerability in Gitlab Gitlab, published on 3 Jul 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
GitLab Community and Enterprise Editions before 10.1.6, 10.2.6, and 10.3.4 are vulnerable to an unverified password change issue in the PasswordsController component resulting in potential account takeover if a victim's session is compromised.
Weakness: CWE-640
Which versions are affected by CVE-2017-0921?
It affects 1 product.
Products include Gitlab Gitlab.
How do I fix CVE-2017-0921?
Upgrade to a fixed version.
Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.
Is CVE-2017-0921 being exploited?
There is no known exploitation of CVE-2017-0921 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-r86w-x85m-w6rj, MINI-j6hv-3f53-55rc, MINI-xffp-wwfc-27f7, UBUNTU-CVE-2017-0921.