{"id":"GHSA-mf4f-j588-5xm8","aliases":[],"url":"https://o3.security/vulnerability/GHSA-mf4f-j588-5xm8","summary":"Apache Log4j Remote Code Execution","details":"### Impact\n\nOpencast uses an Apache Log4j2 version which, combined with older JDK versions, can be used for remote code execution attacks which have been found to be actively exploited.\n\nApache Log4j2 <=2.14.1 JNDI features is not sufficiently protected. An attacker who can control log messages or log message parameters can execute arbitrary code when message lookup substitution is enabled.\n\n### Who is affected\n\n- Opencast before 9.10 or 10.6 are affected\n    - Log4j version: all 2.x versions before 2.15.0 are affected\n\n### Patches\n\nThe issue has been fixed in Opencast 9.10 and 10.6.\n\n### Workarounds\n\nThe vulnerability can be mitigated by setting system property `log4j2.formatMsgNoLookups` to `true`.\n\n### References\n\n- [Opencast pull request mitigating the vulnerability](https://github.com/opencast/opencast/pull/3253)\n- [CVE-2021-44228 Detail](https://nvd.nist.gov/vuln/detail/CVE-2021-44228)\n- [Analysis and Remediation Guidance to the Log4j Zero-Day RCE (CVE-2021-44228) Vulnerability](https://www.veracode.com/blog/security-news/urgent-analysis-and-remediation-guidance-log4j-zero-day-rce-cve-2021-44228)\n- [VE-2021-44228 – Log4j 2 Vulnerability Analysis](https://www.randori.com/blog/cve-2021-44228/)\n\n### For more information\n\nIf you have any questions or comments about this advisory:\n* Open an issue in [our issue tracker](https://github.com/opencast/opencast/issues)\n* Email us at [security@opencast.org](mailto:security@opencast.org)\n\n\n### Note about dependencies\n\nThis issue affects many Java applications. Please also verify these are not vulnerable.","published":"2021-12-14T21:07:14Z","modified":"2024-12-02T05:39:09.965185Z","cvss":null,"epss":null,"cisaKev":null,"exploitsKnown":0,"affectedPackages":[{"ecosystem":"Maven","name":"org.opencastproject:opencast-common","fixedVersion":"9.10"},{"ecosystem":"Maven","name":"org.opencastproject:opencast-common","fixedVersion":"10.6"}],"fix":{"url":"https://github.com/opencast/opencast/pull/3253","label":"opencast/opencast#3253"},"references":[{"type":"WEB","url":"https://github.com/opencast/opencast/security/advisories/GHSA-mf4f-j588-5xm8"},{"type":"ADVISORY","url":"https://nvd.nist.gov/vuln/detail/CVE-2021-44228"},{"type":"WEB","url":"https://github.com/opencast/opencast/pull/3253"},{"type":"WEB","url":"https://docs.opencast.org/r/10.x/admin/#changelog/#opencast-106"},{"type":"WEB","url":"https://docs.opencast.org/r/9.x/admin/#changelog/#opencast-910"},{"type":"PACKAGE","url":"https://github.com/opencast/opencast"}],"provenance":{"sources":["OSV.dev","FIRST.org (EPSS)"],"lastVerified":"2024-12-02T05:39:09.965185Z"}}