CVE-2020-23904 Memory corruption in n/a
A stack buffer overflow in the Speex demo encoder allows attackers to cause a denial of service via a crafted WAV file.
- 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-2020-23904?
CVE-2020-23904 is a medium-severity memory corruption vulnerability in n/a, published on 10 Nov 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 stack buffer overflow in speexenc.c of Speex v1.2 allows attackers to cause a denial of service (DoS) via a crafted WAV file. NOTE: the vendor states "I cannot reproduce it" and it "is a demo program.
Weakness: CWE-787
Which versions are affected by CVE-2020-23904?
It affects 1 product.
Products include Xiph Speex.
How do I fix CVE-2020-23904?
No fix has been published for CVE-2020-23904 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-2020-23904 being exploited?
There is no known exploitation of CVE-2020-23904 in the wild and no public exploit code.
Sources
Also known as GHSA-3p3f-h63v-47c5, UBUNTU-CVE-2020-23904.