CVE-2020-14961 Unrestricted Uploads in Concrete5
Attackers can manipulate sort direction parameters to execute arbitrary SQL commands, potentially reading or modifying database contents.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- Available
What is CVE-2020-14961?
CVE-2020-14961 is a medium-severity SQL injection vulnerability in Concretecms Concrete Cms, published on 21 Jun 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Concrete5 before 8.5.3 does not constrain the sort direction to a valid asc or desc value.
Which versions are affected by CVE-2020-14961?
2 open source packages ship an affected version, including concrete5/concrete5. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
concrete5/concrete5 Packagist | All versions | 8.5.3 |
concrete5/concrete5 Packagist | All versions | 8.5.3 |
Products include Concretecms Concrete Cms.
How do I fix CVE-2020-14961?
Upgrade concrete5/concrete5 to 8.5.3 or later.
Use parameterised queries everywhere and never build SQL by joining strings. Upgrade affected software first; a web application firewall only buys time. More about SQL injection.
Is CVE-2020-14961 being exploited?
There is no known exploitation of CVE-2020-14961 in the wild and no public exploit code.
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-g4gm-pxh3-29fq.