CVE-2022-4881 CapsAdmin PAC3 http.lua cross site scripting
Remote attackers can execute arbitrary scripts via the url argument in PAC3's http.lua, requiring a patch to mitigate.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2022-4881?
CVE-2022-4881 is a medium-severity cross-site scripting vulnerability in CapsAdmin PAC3, published on 8 Jan 2023. An attacker can exploit it over the internet without logging in, and only if a user opens a file or follows a link.
Official description
A vulnerability was found in CapsAdmin PAC3. It has been rated as problematic. Affected by this issue is some unknown functionality of the file lua/pac3/core/shared/http.lua. The manipulation of the argument url leads to cross site scripting. The attack may be launched remotely. The patch is identified as 8fc9e12dfa21d757be6eb4194c763e848b299ac0. It is recommended to apply a patch to fix this issue. VDB-217646 is the identifier assigned to this vulnerability.
Weakness: CWE-79
Which versions are affected by CVE-2022-4881?
It affects 1 product.
Products include Pac3 Project Pac3.
How do I fix CVE-2022-4881?
No fix has been published for CVE-2022-4881 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2022-4881 being exploited?
There is no known exploitation of CVE-2022-4881 in the wild and no public exploit code.
Sources
Also known as GHSA-x9jx-g7pm-j8rc.