Red Hat JBoss RichFaces Framework Expression Language Injection Vulnerability

Technical Severity

CVSS v3.1 Metrics

CRITICAL

9.8 / 10

Minimal Risk Critical

Vector Specification

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitation Likelihood

EPSS Prediction

88.92 %

Predictive Probability

Percentile Rank

99.5 th

Documented as more likely to be exploited than 99.5% of known CVEs.

Detection Date

Sep 28, 2023

Remediation Due

Oct 19, 2023

CISA Catalog Active

Threat Analysis

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.

Remediation Directive

Apply mitigations per vendor instructions or discontinue use of the product if mitigations are unavailable.

External Intelligence

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14667

NVD

National Vulnerability Database

https://nvd.nist.gov/vuln/detail/CVE-2018-14667