{"id":"CVE-2022-23307","url":"https://www.cyber-defence.io/tools/cve/CVE-2022-23307","generatedAt":"2026-11-05T00:48:26.989Z","title":"CVE-2020-9493 identified a deserialization issue that was present in Apache Chainsaw.","description":"CVE-2020-9493 identified a deserialization issue that was present in Apache Chainsaw. Prior to Chainsaw V2.0 Chainsaw was a component of Apache Log4j 1.2.x where the same issue exists.","published":"2022-01-18T16:15:08.000Z","lastModified":"2026-06-17T04:29:51.000Z","status":"Modified","sourceIdentifier":"security@apache.org","cvss":{"version":"3.1","score":8.8,"severity":"HIGH","vector":"CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H"},"cwe":["CWE-502"],"affected":["apache/chainsaw","apache/log4j","qos/reload4j","oracle/advanced supply chain planning","oracle/business intelligence","oracle/business process management suite","oracle/communications eagle ftp table base retrieval","oracle/communications instant messaging server","oracle/communications messaging server","oracle/communications network integrity","oracle/communications offline mediation controller","oracle/communications unified inventory management","oracle/e-business suite cloud manager and cloud backup module","oracle/enterprise manager base platform","oracle/financial services revenue management and billing analytics","oracle/healthcare foundation","oracle/hyperion data relationship management","oracle/hyperion infrastructure technology","oracle/identity management suite","oracle/identity manager connector","oracle/jdeveloper","oracle/middleware common libraries and tools","oracle/mysql enterprise monitor","oracle/retail extract transform and load","oracle/tuxedo","oracle/weblogic server"],"epss":{"score":0.54411,"percentile":0.99014,"date":"2026-11-03","history":[]},"kev":{"listed":false},"exploits":{"count":0,"verified":false,"firstPublished":null,"source":"Exploit-DB (https://gitlab.com/exploit-database/exploitdb)","entries":[]},"verdict":{"level":"urgent","text":"EPSS puts the probability of exploitation in the next 30 days at 54.4%, higher than 99% of all known CVEs. Patch or mitigate before the next change window."},"changes":[],"references":[{"url":"https://lists.apache.org/thread/rg4yyc89vs3dw6kpy3r92xop9loywyhh","tags":["Mailing List","Vendor Advisory"],"source":"security@apache.org"},{"url":"https://logging.apache.org/log4j/1.2/index.html","tags":["Vendor Advisory"],"source":"security@apache.org"},{"url":"https://www.oracle.com/security-alerts/cpuapr2022.html","tags":["Patch","Third Party Advisory"],"source":"security@apache.org"},{"url":"https://www.oracle.com/security-alerts/cpujul2022.html","tags":["Patch","Third Party Advisory"],"source":"security@apache.org"},{"url":"https://lists.apache.org/thread/rg4yyc89vs3dw6kpy3r92xop9loywyhh","tags":["Mailing List","Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://logging.apache.org/log4j/1.2/index.html","tags":["Vendor Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.oracle.com/security-alerts/cpuapr2022.html","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"},{"url":"https://www.oracle.com/security-alerts/cpujul2022.html","tags":["Patch","Third Party Advisory"],"source":"af854a3a-2127-422b-91ae-364da2661108"}],"sources":{"nvd":"https://nvd.nist.gov/vuln/detail/CVE-2022-23307","epss":"https://www.first.org/epss/","kev":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog","exploitdb":"https://www.exploit-db.com/"},"licence":"CC BY 4.0 — link back to the CVE Explorer if you publish the results; upstream data remains subject to its own terms."}