CVE-2018-16178 Auth bypass in Cybozu Garoon

High 7.5 Published 9 Jan 2019 Updated 5 Aug 2024

Remote attackers can bypass access restrictions to view user-specific information via the Single sign-on function in Cybozu Garoon.

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-2018-16178?

CVE-2018-16178 is a high-severity authentication bypass vulnerability in Cybozu Garoon, published on 9 Jan 2019. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Cybozu Garoon 3.0.0 to 4.10.0 allows remote attackers to bypass access restriction to view information available only for a sign-on user via Single sign-on function.

Which versions are affected by CVE-2018-16178?

It affects 1 product.

Products include Cybozu Garoon.

How do I fix CVE-2018-16178?

No fix has been published for CVE-2018-16178 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-2018-16178 being exploited?

There is no known exploitation of CVE-2018-16178 in the wild and no public exploit code.

All Cybozu Garoon vulnerabilities

Sources

Also known as GHSA-98q7-7xrc-jv76.