CVE-2021-46474 Memory corruption in n/a
A heap buffer overflow in Jsish allows attackers to cause a Denial of Service via crafted JavaScript code.
- Exploited in the wild
- Not known
- Login needed
- Not needed
- Attackable
- Local or same network only
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-46474?
CVE-2021-46474 is a medium-severity memory corruption vulnerability in Jsish Jsish, published on 25 Jan 2022. It can only be exploited from the same machine or local network, and only if a user opens a file or follows a link.
Official description
Jsish v3.5.0 was discovered to contain a heap buffer overflow via jsiEvalCodeSub in src/jsiEval.c. This vulnerability can lead to a Denial of Service (DoS).
Weakness: CWE-787
Which versions are affected by CVE-2021-46474?
It affects 1 product.
Products include Jsish Jsish.
How do I fix CVE-2021-46474?
No fix has been published for CVE-2021-46474 yet. Limit exposure of the affected software until one is available.
Upgrade to the fixed version. Memory-safe languages, compiler hardening and fuzzing prevent most new cases. More about Memory corruption.
Is CVE-2021-46474 being exploited?
There is no known exploitation of CVE-2021-46474 in the wild and no public exploit code.
Other vulnerabilities in Jsish Jsish
Sources
Also known as GHSA-72q7-wrfg-g824.