{"id":"CVE-2017-1000353","aliases":["EUVD-2022-1921","GHSA-26wc-3wqp-g3rp"],"status":"published","title":"Deserialization of Untrusted Data in Jenkins","description":"Jenkins versions 2.56 and earlier as well as 2.46.1 LTS and earlier are vulnerable to an unauthenticated remote code execution. An unauthenticated remote code execution vulnerability allowed attackers to transfer a serialized Java `SignedObject` object to the Jenkins CLI, that would be deserialized using a new `ObjectInputStream`, bypassing the existing blacklist-based protection mechanism. We're fixing this issue by adding `SignedObject` to the blacklist. We're also backporting the new HTTP CLI protocol from Jenkins 2.54 to LTS 2.46.2, and deprecating the remoting-based (i.e. Java serialization) CLI protocol, disabling it by default.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.99679,"percentile":0.9995,"model":"v2026.06.15"},"facts":{"in_kev":true,"known_exploited":true,"public_exploit":true,"fix_available":true},"cwes":["CWE-502"],"published":"2018-01-29T17:00:00Z","modified":"2026-10-24T10:30:45Z","kev":{"date_added":"2025-10-02","due_date":"2025-10-23","required_action":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","known_ransomware_use":"Unknown"},"exploitation":[{"source":"euvd","since":"2025-10-02"},{"source":"kev","since":"2025-10-02"}],"exploits":[{"source":"metasploit","id":"exploit/linux/http/jenkins_cli_deserialization","title":"Jenkins CLI Deserialization","type":"exploit","platform":"Linux","date":"2017-04-26","verified":true,"url":"https://www.rapid7.com/db/modules/exploit/linux/http/jenkins_cli_deserialization"},{"source":"exploitdb","id":"EDB-41965","title":"CloudBees Jenkins 2.32.1 - Java Deserialization","type":"dos","platform":"java","date":"2017-05-05","url":"https://www.exploit-db.com/exploits/41965"},{"source":"pocgithub","id":"vulhub/CVE-2017-1000353","title":"vulhub/CVE-2017-1000353","date":"2019-04-12","url":"https://github.com/vulhub/CVE-2017-1000353"},{"source":"pocgithub","id":"r00t4dm/Jenkins-CVE-2017-1000353","title":"r00t4dm/Jenkins-CVE-2017-1000353","date":"2022-10-12","url":"https://github.com/r00t4dm/Jenkins-CVE-2017-1000353"}],"fixes":[{"ecosystem":"Maven","package":"org.jenkins-ci.main:jenkins-core","fixed_in":["2.57","2.46.2"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.jenkins-ci.main:jenkins-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.50"},{"last_affected":"2.56"},{"fixed":"2.57"}]}]},{"source":"ghsa","ecosystem":"Maven","package":"org.jenkins-ci.main:jenkins-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"last_affected":"2.46.1"},{"fixed":"2.46.2"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.jenkins-ci.main:jenkins-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"2.50"},{"fixed":"2.57"}]}],"versions":["2.50","2.51","2.52","2.53","2.54","2.55","2.56"]},{"source":"osv","ecosystem":"Maven","package":"org.jenkins-ci.main:jenkins-core","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0"},{"fixed":"2.46.2"}]}],"versions":["1.396","1.397","1.398","1.399","1.400","1.401","1.403","1.404","1.405","1.406","1.407","1.408","1.409","1.409.1","1.409.2","1.409.3","1.410","1.411","1.412","1.413","1.414","1.415","1.416","1.417","1.418","1.419","1.420","1.421","1.422","1.423","1.424","1.424.1","1.424.2","1.424.3","1.424.4","1.424.5","1.424.6","1.425","1.426","1.427","1.428","1.429","1.430","1.431","1.432","1.433","1.434","1.435","1.436","1.437","1.438","1.439","1.440","1.441","1.442","1.443","1.444","1.445","1.446","1.447","1.447.1","1.447.2","1.448","1.449","1.450","1.451","1.452","1.453","1.454","1.455","1.456","1.457","1.458","1.459","1.460","1.461","1.462","1.463","1.464","1.465","1.466","1.466.1","1.466.2","1.467","1.468","1.469","1.470","1.471","1.472","1.473","1.474","1.475","1.476","1.477","1.478","1.479","1.480","1.480.1","1.480.2","1.480.3","1.481","1.482","1.483","1.484","1.485","1.486","1.487","1.488","1.489","1.490","1.491","1.492","1.493","1.494","1.495","1.496","1.497","1.498","1.499","1.500","1.501","1.502","1.503","1.504","1.505","1.506","1.507","1.508","1.509","1.509.1","1.509.2","1.509.2.JENKINS-14362-jzlib","1.509.2.JENKINS-8856-diag","1.509.3","1.509.3.JENKINS-14362-jzlib","1.509.4","1.510","1.511","1.512","1.513","1.514","1.515","1.516","1.516.JENKINS-14362-jzlib","1.517","1.518","1.518.JENKINS-14362-jzlib","1.519","1.520","1.521","1.522","1.523","1.524","1.525","1.526","1.527","1.528","1.529","1.530","1.531","1.532","1.532.1","1.532.1.JENKINS-19453","1.532.2","1.532.2.JENKINS-21622-diag","1.532.2.JENKINS-22395-diag","1.532.3","1.532.3.JENKINS-22395","1.532.3.JENKINS-22395-2","1.533","1.534","1.535","1.536","1.537","1.538","1.539","1.540","1.541","1.542","1.543","1.544","1.545","1.546","1.547","1.548","1.549","1.550","1.551","1.552","1.553","1.554","1.554.1","1.554.2","1.554.3","1.554.3.JENKINS-18065-ALLRM-all","1.554.3.JENKINS-18065-JENKINS-23945","1.555","1.556","1.557","1.558","1.559","1.560","1.561","1.562","1.563","1.564","1.565","1.565.1","1.565.1.JENKINS-22395-dropLinks","1.565.2","1.565.3","1.566","1.567","1.568","1.569","1.570","1.571","1.572","1.573","1.574","1.575","1.576","1.577","1.578","1.579","1.580","1.580.1","1.580.2","1.580.3","1.581","1.582","1.583","1.584","1.585","1.586","1.587","1.588","1.589","1.590","1.591","1.592","1.593","1.594","1.595","1.596","1.596.1","1.596.2","1.596.3","1.597","1.598","1.599","1.600","1.601","1.602","1.604","1.605","1.606","1.607","1.608","1.609","1.609.1","1.609.2","1.609.3","1.610","1.611","1.612","1.613","1.614","1.615","1.616","1.617","1.618","1.619","1.620","1.621","1.622","1.623","1.624","1.625","1.625.1","1.625.2","1.625.3","1.626","1.627","1.628","1.629","1.630","1.631","1.632","1.633","1.634","1.635","1.636","1.637","1.638","1.639","1.640","1.641","1.642","1.642.1","1.642.2","1.642.3","1.642.4","1.643","1.644","1.645","1.646","1.647","1.648","1.649","1.650","1.651","1.651.1","1.651.2","1.651.3","1.652","1.653","1.654","1.655","1.656","1.657","1.658","2.0","2.0-alpha-1","2.0-alpha-2","2.0-alpha-3","2.0-alpha-4","2.0-beta-1","2.0-beta-2","2.0-rc-1","2.1","2.10","2.11","2.12","2.13","2.14","2.15","2.16","2.17","2.18","2.19","2.19.1","2.19.2","2.19.3","2.19.4","2.2","2.20","2.21","2.22","2.23","2.24","2.25","2.26","2.27","2.28","2.29","2.3","2.30","2.31","2.32","2.32.1","2.32.2","2.32.3","2.33","2.34","2.35","2.36","2.37","2.38","2.39","2.4","2.40","2.41","2.42","2.43","2.44","2.45","2.46","2.46.1","2.5","2.6","2.7","2.7.1","2.7.2","2.7.3","2.7.4","2.8","2.9"]}],"products":[{"vendor":"jenkins","product":"jenkins"},{"vendor":"oracle","product":"communications_cloud_native_core_automated_test_suite"}],"references":[{"url":"https://www.exploit-db.com/exploits/41965/","tags":["exploit","x_refsource_EXPLOIT-DB","x_transferred","Exploit","Third Party Advisory","VDB Entry","evidence"]},{"url":"http://www.securityfocus.com/bid/98056","tags":["vdb-entry","x_refsource_BID","x_transferred","Broken Link","web"]},{"url":"https://www.oracle.com/security-alerts/cpuapr2022.html","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix","web"]},{"url":"https://jenkins.io/security/advisory/2017-04-26/","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory","advisory"]},{"url":"http://packetstormsecurity.com/files/159266/Jenkins-2.56-CLI-Deserialization-Code-Execution.html","tags":["x_refsource_MISC","x_transferred","Permissions Required","Third Party Advisory","VDB Entry","report","web"]},{"url":"https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2017-1000353","tags":["government-resource","US Government Resource","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2017-1000353","tags":["advisory"]},{"url":"https://github.com/jenkinsci/jenkins/commit/36b8285a41eb28333549e8d851f81fd80a184076","tags":["web"]},{"url":"https://github.com/jenkinsci/jenkins/commit/f237601afd750a0eaaf961e8120b08de238f2c3f","tags":["web"]},{"url":"https://jenkins.io/security/advisory/2017-04-26","tags":["web"]},{"url":"https://www.exploit-db.com/exploits/41965","tags":["web"]},{"url":"https://github.com/advisories/GHSA-26wc-3wqp-g3rp"},{"url":"https://github.com/jenkinsci/jenkins","tags":["package"]}],"sources":{"cve":[{"id":"CVE-2017-1000353","description":"Jenkins versions 2.56 and earlier as well as 2.46.1 LTS and earlier are vulnerable to an unauthenticated remote code execution. An unauthenticated remote code execution vulnerability allowed attackers to transfer a serialized Java `SignedObject` object to the Jenkins CLI, that would be deserialized using a new `ObjectInputStream`, bypassing the existing blacklist-based protection mechanism. We're fixing this issue by adding `SignedObject` to the blacklist. We're also backporting the new HTTP CLI protocol from Jenkins 2.54 to LTS 2.46.2, and deprecating the remoting-based (i.e. Java serialization) CLI protocol, disabling it by default.","status":"published","published":"2018-01-29T17:00:00Z","modified":"2025-10-21T23:45:56.725Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"adp"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:33:20.843976Z"}],"euvd":[{"id":"EUVD-2022-1921","description":"Jenkins versions 2.56 and earlier as well as 2.46.1 LTS and earlier are vulnerable to an unauthenticated remote code execution. An unauthenticated remote code execution vulnerability allowed attackers to transfer a serialized Java `SignedObject` object to the Jenkins CLI, that would be deserialized using a new `ObjectInputStream`, bypassing the existing blacklist-based protection mechanism. We're fixing this issue by adding `SignedObject` to the blacklist. We're also backporting the new HTTP CLI protocol from Jenkins 2.54 to LTS 2.46.2, and deprecating the remoting-based (i.e. Java serialization) CLI protocol, disabling it by default.","status":"published","published":"2018-01-29T17:00:00Z","modified":"2025-10-21T23:45:56Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"exploited_since":"2025-10-02","updated_at":"2026-11-02T20:31:23.427989Z"}],"ghsa":[{"id":"GHSA-26wc-3wqp-g3rp","title":"Deserialization of Untrusted Data in Jenkins","description":"Jenkins versions 2.56 and earlier as well as 2.46.1 LTS and earlier are vulnerable to an unauthenticated remote code execution. An unauthenticated remote code execution vulnerability allowed attackers to transfer a serialized Java `SignedObject` object to the Jenkins CLI, that would be deserialized using a new `ObjectInputStream`, bypassing the existing blacklist-based protection mechanism. We're fixing this issue by adding `SignedObject` to the blacklist. We're also backporting the new HTTP CLI protocol from Jenkins 2.54 to LTS 2.46.2, and deprecating the remoting-based (i.e. Java serialization) CLI protocol, disabling it by default.","status":"published","published":"2022-05-13T01:01:03Z","modified":"2025-10-22T17:31:00Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H","level":"critical"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:39:02.474737Z"}],"kev":[{"id":"CVE-2017-1000353","title":"Jenkins Remote Code Execution Vulnerability","description":"Jenkins contains a remote code execution vulnerability. This vulnerability that could allowed attackers to transfer a serialized Java SignedObject object to the remoting-based Jenkins CLI, that would be deserialized using a new ObjectInputStream, bypassing the existing blocklist-based protection mechanism.","kev":{"date_added":"2025-10-02","due_date":"2025-10-23","required_action":"Apply mitigations per vendor instructions, follow applicable BOD 22-01 guidance for cloud services, or discontinue use of the product if mitigations are unavailable.","known_ransomware_use":"Unknown"},"updated_at":"2026-11-02T17:00:15.999436Z"}],"nvd":[{"id":"CVE-2017-1000353","description":"Jenkins versions 2.56 and earlier as well as 2.46.1 LTS and earlier are vulnerable to an unauthenticated remote code execution. An unauthenticated remote code execution vulnerability allowed attackers to transfer a serialized Java `SignedObject` object to the Jenkins CLI, that would be deserialized using a new `ObjectInputStream`, bypassing the existing blacklist-based protection mechanism. We're fixing this issue by adding `SignedObject` to the blacklist. We're also backporting the new HTTP CLI protocol from Jenkins 2.54 to LTS 2.46.2, and deprecating the remoting-based (i.e. Java serialization) CLI protocol, disabling it by default.","status":"published","published":"2018-01-29T17:29:00.193Z","modified":"2026-06-17T00:59:00.597Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary"},{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"secondary"},{"version":"2.0","score":7.5,"vector":"AV:N/AC:L/Au:N/C:P/I:P/A:P","level":"high","assessor":"primary"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T14:04:13.257031Z"}],"osv":[{"id":"CVE-2017-1000353","description":"Jenkins versions 2.56 and earlier as well as 2.46.1 LTS and earlier are vulnerable to an unauthenticated remote code execution. An unauthenticated remote code execution vulnerability allowed attackers to transfer a serialized Java `SignedObject` object to the Jenkins CLI, that would be deserialized using a new `ObjectInputStream`, bypassing the existing blacklist-based protection mechanism. We're fixing this issue by adding `SignedObject` to the blacklist. We're also backporting the new HTTP CLI protocol from Jenkins 2.54 to LTS 2.46.2, and deprecating the remoting-based (i.e. Java serialization) CLI protocol, disabling it by default.","status":"published","published":"2018-01-29T17:29:00.193Z","modified":"2026-10-24T10:30:45.898896419Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical"}],"updated_at":"2026-11-02T15:44:03.851821Z"},{"id":"GHSA-26wc-3wqp-g3rp","title":"Deserialization of Untrusted Data in Jenkins","description":"Jenkins versions 2.56 and earlier as well as 2.46.1 LTS and earlier are vulnerable to an unauthenticated remote code execution. An unauthenticated remote code execution vulnerability allowed attackers to transfer a serialized Java `SignedObject` object to the Jenkins CLI, that would be deserialized using a new `ObjectInputStream`, bypassing the existing blacklist-based protection mechanism. We're fixing this issue by adding `SignedObject` to the blacklist. We're also backporting the new HTTP CLI protocol from Jenkins 2.54 to LTS 2.46.2, and deprecating the remoting-based (i.e. Java serialization) CLI protocol, disabling it by default.","status":"published","published":"2022-05-13T01:01:03Z","modified":"2025-10-22T19:24:26.961613Z","cvss":[{"version":"3.0","score":9.8,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H/E:H","level":"critical"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T15:46:33.956911Z"}]}}