CVE-2021-3317 Command injection in n/a
Authenticated attackers can execute arbitrary commands on KLog Server via the source parameter in async.php.
- 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-2021-3317?
CVE-2021-3317 is a high-severity command injection vulnerability in n/a, published on 26 Jan 2021. Any signed-in user can exploit it over the network, with no action from the victim.
Official description
KLog Server through 2.4.1 allows authenticated command injection. async.php calls shell_exec() on the original value of the source parameter.
Weakness: CWE-78
Which versions are affected by CVE-2021-3317?
It affects 1 product.
Products include Klogserver Klog Server.
How do I fix CVE-2021-3317?
No fix has been published for CVE-2021-3317 yet. Limit exposure of the affected software until one is available.
Upgrade, and pass arguments to programs as a list instead of through a shell. More about Command injection.
Is CVE-2021-3317 being exploited?
There is no known exploitation of CVE-2021-3317 in the wild and no public exploit code.
Public exploit code: 1 Exploit-DB entry and 1 proofs of concept on GitHub.
Other vulnerabilities in n/a
Sources
Also known as GHSA-w7mw-3wp8-x68j.