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).
Conclusion & alert: CVE-2018-2879 is rated High Exploit Risk (85.4/100): CVSS Critical severity, with high exploitation likelihood (EPSS 44.45%, 97th percentile). Core evidence: 1 public exploit reference(s) are indexed (Exploit-DB). Mandatory action: Public exploits are available—assess exposure, apply mitigations, and prioritize patching.
Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.
| EDB-ID | Source | Kind | Published | Link |
|---|---|---|---|---|
| — | nvd_ref | exploit_tag | Exploit-DB ↗ |
EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).
| # | Date | Old EPSS score | New EPSS score | Delta (New - Old) |
|---|---|---|---|---|
| 1 | 2026-03-04 | 44.17% | 44.45% | +0.28% |
| 2 | 2026-03-01 | 44.45% | 44.17% | -0.28% |
| 3 | 2026-02-04 | — | 44.45% | — |
Full EPSS history (51 records total)
CVSS metrics for this CVE.
| Base score | Version | Severity | Vector | Exploitability | Impact | Score source |
|---|---|---|---|---|---|---|
| 9.0 | 3.0 | CRITICAL |
|
2.2 | 6.0 | [email protected] |
| 6.8 | 2.0 | MEDIUM |
|
8.6 | 6.4 | [email protected] |
| Vendor | Product | Version | Raw CPE |
|---|---|---|---|
| oracle | access_manager | 11.1.2.3.0 | cpe:2.3:a:oracle:access_manager:11.1.2.3.0:*:*:*:*:*:*:* |
| oracle | access_manager | 12.2.1.3.0 | cpe:2.3:a:oracle:access_manager:12.2.1.3.0:*:*:*:*:*:*:* |
| URL | Tags |
|---|---|
| http://packetstormsecurity.com/files/152551/OAMbuster-Multi-Threaded-CVE-2018-2879-Scanner.html | Third Party Advisory VDB Entry |
| http://seclists.org/fulldisclosure/2019/Apr/28 | Mailing List Third Party Advisory |
| http://www.oracle.com/technetwork/security-advisory/cpuapr2018-3678067.html | Patch Vendor Advisory |
| http://www.securityfocus.com/bid/103788 | Third Party Advisory VDB Entry |
| http://www.securitytracker.com/id/1040695 | Third Party Advisory VDB Entry |
| https://github.com/MostafaSoliman/Oracle-OAM-Padding-Oracle-CVE-2018-2879-Exploit | Product Third Party Advisory |
| https://seclists.org/bugtraq/2019/Apr/27 | Mailing List Third Party Advisory |
| https://www.sec-consult.com/en/blog/2018/05/oracle-access-managers-identity-crisis/ | Exploit Third Party Advisory |