CVE-2018-2691 Missing authorization in User Management

Medium 5.4 Published 18 Jan 2018 Updated 3 Oct 2024

Low-privileged attackers can exploit Proxy User Delegation flaws to read and modify Oracle User Management data via HTTP.

Exploited in the wild: Not known
Login needed: Any signed-in user
Attackable: Over the internet
Victim action needed: Not needed
Fix: None listed

What is CVE-2018-2691?

CVE-2018-2691 is a medium-severity missing authorization vulnerability in Oracle Corporation User Management, published on 18 Jan 2018. Any signed-in user can exploit it over the network, with no action from the victim.

Official description

Vulnerability in the Oracle User Management component of Oracle E-Business Suite (subcomponent: Proxy User Delegation). Supported versions that are affected are 12.1.3, 12.2.3, 12.2.4, 12.2.5, 12.2.6 and 12.2.7. Easily exploitable vulnerability allows low privileged attacker with network access via HTTP to compromise Oracle User Management. Successful attacks of this vulnerability can result in unauthorized update, insert or delete access to some of Oracle User Management accessible data as well as unauthorized read access to a subset of Oracle User Management accessible data. CVSS 3.0 Base Score 5.4 (Confidentiality and Integrity impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N).

Which versions are affected by CVE-2018-2691?

It affects 1 product.

Products include Oracle User Management.

How do I fix CVE-2018-2691?

No fix has been published for CVE-2018-2691 yet. Limit exposure of the affected software until one is available.

Upgrade, and check permissions on every request on the server, not only in the interface. More about Missing authorization.

Is CVE-2018-2691 being exploited?

There is no known exploitation of CVE-2018-2691 in the wild and no public exploit code.

Sources

Also known as GHSA-fp6w-4wgr-rpq7.