CVE-2021-22847 Hyweb HyCMS-J1 - SQL Injection
Remote attackers can inject SQL commands via unfiltered POST parameters in Hyweb HyCMS-J1, allowing unauthorized data access and modification.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-22847?
CVE-2021-22847 is a high-severity SQL injection vulnerability in Hyweb HyCMS-J1, published on 22 Jan 2021. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
Hyweb HyCMS-J1's API fail to filter POST request parameters. Remote attackers can inject SQL syntax and execute commands without privilege.
Weakness: CWE-89
Which versions are affected by CVE-2021-22847?
It affects 1 product.
Products include Hyweb Hycms-J1.
How do I fix CVE-2021-22847?
No fix has been published for CVE-2021-22847 yet. Limit exposure of the affected software until one is available.
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-2021-22847 being exploited?
There is no known exploitation of CVE-2021-22847 in the wild and no public exploit code.
Other vulnerabilities in Hyweb HyCMS-J1
Sources
Also known as GHSA-2hjx-vpw3-qh3w.