{"cve":"CVE-2011-4314","nvd":{"published":"2012-01-27T15:55:04.500","modified":"2026-06-16T23:34:45.363","status":"Modified","description":"message/ax/AxMessage.java in OpenID4Java before 0.9.6 final, as used in JBoss Enterprise Application Platform 5.1 before 5.1.2, Step2, Kay Framework before 1.0.2, and possibly other products does not verify that Attribute Exchange (AX) information is signed, which allows remote attackers to modify potentially sensitive AX information without detection via a man-in-the-middle (MITM) attack.","cvss_v4":null,"cvss_v3":null,"cwes":["CWE-20"],"references":["http://openid.net/2011/05/05/attribute-exchange-security-alert/","http://rhn.redhat.com/errata/RHSA-2012-0441.html","http://rhn.redhat.com/errata/RHSA-2012-0519.html","http://secunia.com/advisories/44496","http://secunia.com/advisories/48697"],"products":["kay_framework_project:kay_framework","openid:openid4java","redhat:jboss_enterprise_application_platform"],"source":"nvd","synced_at":"2026-10-19T19:59:31.623151214+00:00"},"epss":{"cve":"CVE-2011-4314","score":0.03074,"percentile":0.87659,"date":"2026-10-31"},"kev":null,"osv":[{"id":"GHSA-j473-c3rr-rx9p","url":"https://osv.dev/vulnerability/GHSA-j473-c3rr-rx9p","summary":"OpenID4Java does not verify that Attribute Exchange (AX) information is signed","modified":"2025-04-12T03:12:08.999772Z","packages":[{"ecosystem":"Maven","name":"org.openid4java:openid4java","purl":"pkg:maven/org.openid4java/openid4java","ranges":["<0.9.6"],"fixed":["0.9.6"]}]}],"attribution":["This product uses the NVD API but is not endorsed or certified by the NVD.","EPSS scores: FIRST Exploit Prediction Scoring System, https://www.first.org/epss","Known exploited vulnerabilities: CISA Known Exploited Vulnerabilities Catalog, https://www.cisa.gov/known-exploited-vulnerabilities-catalog","Package advisories: OSV (https://osv.dev), from the GitHub Advisory Database, PyPA, Go, RustSec and other ecosystem databases, under CC-BY 4.0 or CC0","CVE records: the CVE Program's CVE List (https://www.cve.org), under its terms of use (https://www.cve.org/Legal/TermsOfUse). CVE is a registered trademark of The MITRE Corporation; this product is not affiliated with the CVE Program."]}