CVE-2021-23396 Prototype Pollution
Prototype pollution in the lutils merge function allows attackers to manipulate object prototypes, potentially leading to code execution or privilege escalation.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Over the internet
- Victim action needed
- Not needed
- Fix
- None listed
What is CVE-2021-23396?
CVE-2021-23396 is a medium-severity vulnerability in lutils, published on 17 Jun 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
All versions of package lutils are vulnerable to Prototype Pollution via the main (merge) function.
Weakness: CWE-1321
Which versions are affected by CVE-2021-23396?
2 open source packages ship an affected version, including lutils. It affects 1 product.
| Package | Affected | Fixed in |
|---|---|---|
lutils npm | All versions to 2.4.0 | None |
lutils npm | All versions to 2.4.0 | None |
Products include Lutils Project Lutils.
How do I fix CVE-2021-23396?
No fix has been published for CVE-2021-23396 yet. Limit exposure of the affected software until one is available.
Is CVE-2021-23396 being exploited?
There is no known exploitation of CVE-2021-23396 in the wild and no public exploit code.
Sources
Also known as GHSA-3r8w-mphv-2f3f.