CVE-2023-36089 Auth bypass in n/a

Critical 9.8 Published 31 Jul 2023 Updated 22 Oct 2024

Remote attackers can bypass authentication to gain escalated privileges on unsupported D-Link DIR-645 routers via the cgibin component.

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-2023-36089?

CVE-2023-36089 is a critical authentication bypass vulnerability in n/a, published on 31 Jul 2023. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Authentication Bypass vulnerability in D-Link DIR-645 firmware version 1.03 allows remote attackers to gain escalated privileges via function phpcgi_main in cgibin. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

Weakness: CWE-863

Which versions are affected by CVE-2023-36089?

It affects 1 product.

Products include Dlink Dir-645 Firmware.

How do I fix CVE-2023-36089?

No fix has been published for CVE-2023-36089 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-2023-36089 being exploited?

There is no known exploitation of CVE-2023-36089 in the wild and no public exploit code.

Sources

Also known as GHSA-2g94-9xch-xc29.