CVE-2020-3470 Cisco Integrated Management Controller Multiple Remote Code Execution Vulnerabilities

Critical 9.8 Published 18 Nov 2020 Updated 13 Nov 2024

Unauthenticated remote attackers can execute arbitrary code with root privileges via crafted HTTP requests to the Cisco IMC API subsystem.

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-2020-3470?

CVE-2020-3470 is a critical memory corruption vulnerability in Cisco Unified Computing System (Standalone), published on 18 Nov 2020. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Multiple vulnerabilities in the API subsystem of Cisco Integrated Management Controller (IMC) could allow an unauthenticated, remote attacker to execute arbitrary code with root privileges. The vulnerabilities are due to improper boundary checks for certain user-supplied input. An attacker could exploit these vulnerabilities by sending a crafted HTTP request to the API subsystem of an affected system. When this request is processed, an exploitable buffer overflow condition may occur. A successful exploit could allow the attacker to execute arbitrary code with root privileges on the underlying operating system (OS).

Weakness: CWE-20, CWE-119

Which versions are affected by CVE-2020-3470?

It affects 2 products.

Products include Cisco Enterprise Nfv Infrastructure Software, Cisco Integrated Management Controller.

How do I fix CVE-2020-3470?

No fix has been published for CVE-2020-3470 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-2020-3470 being exploited?

There is no known exploitation of CVE-2020-3470 in the wild and no public exploit code.

Sources

Also known as GHSA-q622-qgp9-63h7.