CVE-2021-40101 Missing authorization in n/a
Attackers can change user passwords without current password verification, leading to account takeover in Concrete CMS.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-40101?
CVE-2021-40101 is a high-severity missing authorization vulnerability in Concretecms Concrete Cms, published on 30 Nov 2021. An attacker needs administrator access to exploit it, with no action from the victim.
Official description
An issue was discovered in Concrete CMS before 8.5.7. The Dashboard allows a user's password to be changed without a prompt for the current password.
Weakness: CWE-732
Which versions are affected by CVE-2021-40101?
It affects 1 product.
Products include Concretecms Concrete Cms.
How do I fix CVE-2021-40101?
No fix has been published for CVE-2021-40101 yet. Limit exposure of the affected software until one is available.
Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.
Is CVE-2021-40101 being exploited?
There is no known exploitation of CVE-2021-40101 in the wild and no public exploit code.
Public exploit code: 1 proofs of concept on GitHub.
Other vulnerabilities in Concretecms Concrete Cms
- CVE-2023-48648 Concrete CMS allows unauthorized access because directories can be created with insecure permissions
- CVE-2022-21829 Code injection in concrete CMS
- CVE-2021-22958 Server-Side Request Forgery vulnerability in concrete5
- CVE-2021-40098 Path traversal in n/a
- CVE-2026-8134 Concrete CMS Vulnerable to Relative Path Traversal
Sources
Also known as GHSA-mxmv-qp6q-4xjp.