CVE-2022-22274 Memory corruption in SonicOS
Remote unauthenticated attackers can trigger a stack-based buffer overflow in SonicOS, causing denial of service or potential code execution on the firewall.
- 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-2022-22274?
CVE-2022-22274 is a critical memory corruption vulnerability in Sonicwall Sonicos, published on 25 Mar 2022. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
A Stack-based buffer overflow vulnerability in the SonicOS via HTTP request allows a remote unauthenticated attacker to cause Denial of Service (DoS) or potentially results in code execution in the firewall.
Which versions are affected by CVE-2022-22274?
It affects 2 products.
Products include Sonicwall Sonicos, Sonicwall Sonicosv.
How do I fix CVE-2022-22274?
No fix has been published for CVE-2022-22274 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-2022-22274 being exploited?
There is no known exploitation of CVE-2022-22274 in the wild and no public exploit code.
Public exploit code: 3 proofs of concept on GitHub.
Other vulnerabilities in Sonicwall Sonicos
Sources
Also known as GHSA-8348-4cmv-mvvp.