CVE-2020-23852 Memory corruption in n/a
A heap-based buffer overflow in ffjpeg allows attackers to cause a denial of service by submitting a malicious JPEG image.
- 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-2020-23852?
CVE-2020-23852 is a medium-severity memory corruption vulnerability in n/a, published on 18 May 2021. 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
A heap based buffer overflow vulnerability exists in ffjpeg through 2020-07-02 in the jfif_decode(void *ctxt, BMP *pb) function at ffjpeg/src/jfif.c (line 544 & line 545), which could cause a denial of service by submitting a malicious jpeg image.
Weakness: CWE-787
Which versions are affected by CVE-2020-23852?
It affects 1 product.
Products include Rockcarry Ffjpeg.
How do I fix CVE-2020-23852?
No fix has been published for CVE-2020-23852 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-2020-23852 being exploited?
There is no known exploitation of CVE-2020-23852 in the wild and no public exploit code.
Other vulnerabilities in n/a
Sources
Also known as GHSA-cp4j-fgwr-jvwf.