CVE-2021-29502 Remote code execution in the WarnSystem module of Laggrons-Dumb-Cogs
Attackers can execute arbitrary code and access sensitive information via unsanitized templates in the WarnSystem module of Laggrons-Dumb-Cogs.
- Exploited in the wild
- Not known
- Login needed
- Any signed-in user
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-29502?
CVE-2021-29502 is a high-severity code injection vulnerability in retke Laggrons-Dumb-Cogs, published on 10 May 2021. Any signed-in user can exploit it over the network, and only if a user opens a file or follows a link.
Official description
WarnSystem is a cog (plugin) for the Red discord bot. A vulnerability has been found in the code that allows any user to access sensible informations by setting up a specific template which is not properly sanitized. The problem has been patched in version 1.3.18. Users should update and type `!warnsysteminfo` to check that their version is 1.3.18 or above. As a workaround users may unload the WarnSystem cog or disable the `!warnset description` command globally.
Which versions are affected by CVE-2021-29502?
It affects 1 product.
Products include Warnsystem Project Warnsystem.
How do I fix CVE-2021-29502?
No fix has been published for CVE-2021-29502 yet. Limit exposure of the affected software until one is available.
Upgrade, and never evaluate templates, expressions or code built from user input. More about Code injection.
Is CVE-2021-29502 being exploited?
There is no known exploitation of CVE-2021-29502 in the wild and no public exploit code.
Sources
Also known as GHSA-834g-67vv-m9wq.