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[ CVE-2018-14667 · Published 6 Nov 2018 ]

Red Hat JBoss RichFaces Framework Expression Language Injection Vulnerability

Exploited · CISA KEV CVSS 9.8 EPSS 74%No fix listed yet

[ Why it matters ]Priority signals

  • Exploited in the wild: on CISA's Known Exploited Vulnerabilities list since 2023-09-28
  • EPSS: 74% chance of exploitation in the next 30 days (higher than 99% of CVEs)
  • Critical severity: CVSS 9.8

[ Description ]Official description

The RichFaces Framework 3.X through 3.3.4 is vulnerable to Expression Language (EL) injection via the UserResource resource. A remote, unauthenticated attacker could exploit this to execute arbitrary code using a chain of java serialized objects via org.ajax4jsf.resource.UserResource$UriData.

CISA: Red Hat JBoss RichFaces Framework contains an expression language injection vulnerability via the UserResource resource. A remote, unauthenticated attacker could exploit this vulnerability to execute malicious code using a chain of Java serialized objects via org.ajax4jsf.resource.UserResource$UriData.

[ Fixes ]Fixes and patches

CISA required action (US federal deadline 19 Oct 2023): Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

No fix or interim patch is linked from our sources yet. Check the vendor references below and limit exposure of affected systems until a fix is available.

[ References ]References