CVE-2021-20701 Memory corruption in CLUSTERPRO X
A buffer overflow in NEC CLUSTERPRO X allows remote attackers to execute arbitrary code via the network.
- 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-2021-20701?
CVE-2021-20701 is a critical memory corruption vulnerability in NEC Corporation CLUSTERPRO X, published on 2 Nov 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.
Official description
Buffer overflow vulnerability in the Disk Agent CLUSTERPRO X 4.3 for Windows and earlier, EXPRESSCLUSTER X 4.3 for Windows and earlier, CLUSTERPRO X 4.3 SingleServerSafe for Windows and earlier, EXPRESSCLUSTER X 4.3 SingleServerSafe for Windows and earlier allows attacker to remote code execution via a network.
Weakness: CWE-120
Which versions are affected by CVE-2021-20701?
It affects 4 products.
Products include Nec Clusterpro X, Nec Clusterpro X Singleserversafe, Nec Expresscluster X, Nec Expresscluster X Singleserversafe.
How do I fix CVE-2021-20701?
No fix has been published for CVE-2021-20701 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-2021-20701 being exploited?
There is no known exploitation of CVE-2021-20701 in the wild and no public exploit code.
Other vulnerabilities in NEC Corporation CLUSTERPRO X
Sources
Also known as GHSA-pm2r-r7fg-8fg9.