CVE-2018-2879 Auth bypass in Access Manager

Critical 9.0 Published 19 Apr 2018 Updated 3 Oct 2024

Unauthenticated attackers can compromise Oracle Access Manager via HTTP, leading to full system takeover and significant impact on dependent products.

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-2018-2879?

CVE-2018-2879 is a critical authentication bypass vulnerability in Oracle Access Manager, published on 19 Apr 2018. An attacker can exploit it over the internet without logging in, with no action from the victim.

Official description

Vulnerability in the Oracle Access Manager component of Oracle Fusion Middleware (subcomponent: Authentication Engine). Supported versions that are affected are 11.1.2.3.0 and 12.2.1.3.0. Difficult to exploit vulnerability allows unauthenticated attacker with network access via HTTP to compromise Oracle Access Manager. While the vulnerability is in Oracle Access Manager, attacks may significantly impact additional products. Successful attacks of this vulnerability can result in takeover of Oracle Access Manager. Note: Please refer to Doc ID <a href="http://support.oracle.com/CSP/main/article?cmd=show&type=NOT&id=2386496.1">My Oracle Support Note 2386496.1 for instructions on how to address this issue. CVSS 3.0 Base Score 9.0 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H).

Which versions are affected by CVE-2018-2879?

It affects 1 product.

Products include Oracle Access Manager.

How do I fix CVE-2018-2879?

No fix has been published for CVE-2018-2879 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-2018-2879 being exploited?

There is no known exploitation of CVE-2018-2879 in the wild and no public exploit code.

Public exploit code: 2 proofs of concept on GitHub.

All Oracle Access Manager vulnerabilities

Sources

Also known as GHSA-5xgp-rmw9-5cfw.