CVE-2020-2555
KEVCRITICAL 9.8EPSS 97.1%
Vulnerability in the Oracle Coherence product of Oracle Fusion Middleware (component: Caching,CacheStore,Invocation). Supported versions that are affected are 3.7.1.0, 12.1.3.0.0, 12.2.1.3.0 and 12.2.1.4.0. Easily exploitable vulnerability allows unauthenticated attacker with network access via T3 to compromise Oracle Coherence. Successful attacks of this vulnerability can result in takeover of Oracle Coherence. CVSS 3.0 Base Score 9.8 (Confidentiality, Integrity and Availability impacts). CVSS Vector: (CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H).
- CVSS v3.1
- 9.8 CRITICAL
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS v3.0
- 9.8 CRITICAL
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H - CVSS v2.0
- 7.5 HIGH
AV:N/AC:L/Au:N/C:P/I:P/A:P - EPSS
- 97.12% chance of exploitation in the next 30 days, 100th percentile
- CISA KEV
- added 2021-11-03
- Nuclei
- critical
- Published
- 2020-01-15
- Updated
- 2025-10-21
Proof-of-concept exploits (13)
- http://packetstormsecurity.com/files/157054/Oracle-Coherence-Fusion-Middleware-Remote-Cod…
- http://packetstormsecurity.com/files/157207/Oracle-WebLogic-Server-12.2.1.4.0-Remote-Code…
- http://packetstormsecurity.com/files/157795/WebLogic-Server-Deserialization-Remote-Code-E…
- Hu3sky/CVE-2020-25553★ · 2020-03-06
- Joellots/OT-Research0★ · 2025-06-19
- Maskhe/cve-2020-255514★ · 2020-03-10
- Qynklee/POC_CVE-2020-25551★ · 2021-11-15
- Qynklee/POC_CVE-2020-28830★ · 2021-11-15
- Y4er/CVE-2020-2555177★ · 2022-12-15
- feihong-cs/Attacking_Shiro_with_CVE_2020_255550★ · 2021-03-30
- wsfengfan/CVE-2020-255545★ · 2020-04-16
- wukong-bin/weblogicpoc0★ · 2021-06-30
- zzwlpx/weblogicPoc89★ · 2022-08-07