CVE-2021-33700 Auth bypass in SAP Business One

High 7.0 Published 15 Sep 2021 Updated 3 Aug 2024

A local attacker can bypass authentication in SAP Business One to access sensitive data and control the application without a password.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Local or same network only
Victim action needed: Not needed
Fix: None listed

What is CVE-2021-33700?

CVE-2021-33700 is a high-severity authentication bypass vulnerability in SAP Business One, published on 15 Sep 2021. It can only be exploited from the same machine or local network, with no action from the victim.

Official description

SAP Business One, version - 10.0, allows a local attacker with access to the victim's browser under certain circumstances, to login as the victim without knowing his/her password. The attacker could so obtain highly sensitive information which the attacker could use to take substantial control of the vulnerable application.

Weakness: CWE-287, CWE-288

Which versions are affected by CVE-2021-33700?

It affects 1 product.

Products include Sap Business One.

How do I fix CVE-2021-33700?

No fix has been published for CVE-2021-33700 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-2021-33700 being exploited?

There is no known exploitation of CVE-2021-33700 in the wild and no public exploit code.

Sources

Also known as GHSA-77c8-7ffw-q7m9.