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CVE-2020-2551: Oracle Fusion Middleware Unspecified Vulnerability

criticalknown exploitedpublic exploitCVE-2020-2551
Actively exploited. At least one CVE in this advisory is listed in the CISA Known Exploited Vulnerabilities catalog — exploitation has been observed in the wild. Treat remediation as urgent.
Oracle Fusion Middleware contains an unspecified vulnerability in the WLS Core Components that allows an unauthenticated attacker with network access via IIOP to compromise the WebLogic Server.

CSIRTS triage

vendor: Oracleproduct: Fusion MiddlewareOther
What
An unspecified vulnerability allows an unauthenticated attacker to compromise the WebLogic Server.
Who is affected
Users of Oracle Fusion Middleware are affected.
Urgency
Remediation is urgent due to active exploitation and critical severity.
Action
Apply the latest security patches for Oracle Fusion Middleware.

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Details

Source
CISA Known Exploited Vulnerabilities (US · database · site)
Severity
critical
Published
2023-11-16
Exploitation
Observed in the wild (CISA KEV)

Original advisory: https://nvd.nist.gov/vuln/detail/CVE-2020-2551

Exploitation outlook

EPSS (FIRST.org) estimates each CVE’s probability of exploitation in the next 30 days — here is the CSIRTS.com read on those numbers.

Referenced CVEs

CVECSIRTS overviewExternal
CVE-2020-2551coverage & exploitation statusNVD · CVE.org

Recent advisories for Oracle Fusion Middleware

A cluster of recent advisories against the same product widens the attack surface — attackers routinely chain freshly published CVEs on one product, so review these together.

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