CVE-2021-1393 Cisco Application Services Engine Unauthorized Access Vulnerabilities

Critical 9.8 Published 24 Feb 2021 Updated 8 Nov 2024

Unauthenticated remote attackers can gain privileged host access, view device information, and modify configurations on Cisco Application Services Engine.

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-2021-1393?

CVE-2021-1393 is a critical authentication bypass vulnerability in Cisco Application Services Engine Software, published on 24 Feb 2021. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Multiple vulnerabilities in Cisco Application Services Engine could allow an unauthenticated, remote attacker to gain privileged access to host-level operations or to learn device-specific information, create diagnostic files, and make limited configuration changes. For more information about these vulnerabilities, see the Details section of this advisory.

Weakness: CWE-306

Which versions are affected by CVE-2021-1393?

It affects 2 products.

Products include Cisco Application Policy Infrastructure Controller, Cisco Application Services Engine.

How do I fix CVE-2021-1393?

No fix has been published for CVE-2021-1393 yet. Limit exposure of the affected software until one is available.

Upgrade, and rotate credentials and sessions that may have been exposed. More about Authentication bypass.

Is CVE-2021-1393 being exploited?

There is no known exploitation of CVE-2021-1393 in the wild and no public exploit code.

Sources

Also known as GHSA-m5h3-jr9w-ww4r.