{"id":"CVE-2020-1964","aliases":["EUVD-2022-0617","GHSA-hjgm-f7vx-m5g7"],"status":"published","title":"Deserialization of Untrusted Data in Apache Heron","description":"It was noticed that Apache Heron 0.20.2-incubating, Release 0.20.1-incubating, and Release v-0.20.0-incubating does not configure its YAML parser to prevent the instantiation of arbitrary types, resulting in a remote code execution vulnerabilities (CWE-502: Deserialization of Untrusted Data).","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":"2026-11-08","score":0.04815,"percentile":0.92029,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":true},"cwes":["CWE-502"],"published":"2020-04-16T16:21:05Z","modified":"2026-10-24T10:30:51Z","fixes":[{"ecosystem":"Maven","package":"org.apache.heron:heron-simulator","fixed_in":["0.20.3-incubating"],"sources":["ghsa","osv"]}],"affected":[{"source":"ghsa","ecosystem":"Maven","package":"org.apache.heron:heron-simulator","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.20.0-incubating"},{"last_affected":"0.20.2-incubating"},{"fixed":"0.20.3-incubating"}]}]},{"source":"osv","ecosystem":"Maven","package":"org.apache.heron:heron-simulator","ranges":[{"type":"ECOSYSTEM","events":[{"introduced":"0.20.0-incubating"},{"fixed":"0.20.3-incubating"}]}],"versions":["0.20.1-incubating","0.20.1-incubating-rc2"]}],"products":[{"vendor":"apache","product":"heron"}],"references":[{"url":"https://lists.apache.org/thread.html/r16dd39f4180e4443ef4ca774a3a5a3d7ac69f91812c183ed2a99e959%40%3Cdev.heron.apache.org%3E","tags":["x_refsource_MISC","x_transferred","Mailing 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Advisory","advisory","web"]},{"url":"https://lists.apache.org/thread.html/rf032a13a4711f88c0a2c0734eecbee1026cc1b6cde27d16a653f8755%40%3Cdev.ignite.apache.org%3E","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://lists.apache.org/thread.html/rd43ae18588fd7bdb375be63bc95a651aab319ced6306759e1237ce67%40%3Cdev.ignite.apache.org%3E","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://lists.apache.org/thread.html/re7b43cf8333ee30b6589e465f72a6ed4a082222612d1a0fdd30beb94%40%3Cdev.ignite.apache.org%3E","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://lists.apache.org/thread.html/re7b43cf8333ee30b6589e465f72a6ed4a082222612d1a0fdd30beb94%40%3Cuser.ignite.apache.org%3E","tags":["mailing-list","x_refsource_MLIST","x_transferred","web"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-1964","tags":["advisory"]},{"url":"https://lists.apache.org/thread.html/rd43ae18588fd7bdb375be63bc95a651aab319ced6306759e1237ce67@%3Cdev.ignite.apache.org%3E","tags":["web"]},{"url":"https://lists.apache.org/thread.html/re7b43cf8333ee30b6589e465f72a6ed4a082222612d1a0fdd30beb94@%3Cdev.ignite.apache.org%3E","tags":["web"]},{"url":"https://lists.apache.org/thread.html/re7b43cf8333ee30b6589e465f72a6ed4a082222612d1a0fdd30beb94@%3Cuser.ignite.apache.org%3E","tags":["web"]},{"url":"https://lists.apache.org/thread.html/rf032a13a4711f88c0a2c0734eecbee1026cc1b6cde27d16a653f8755@%3Cdev.ignite.apache.org%3E","tags":["web"]},{"url":"https://github.com/advisories/GHSA-hjgm-f7vx-m5g7"}],"sources":{"cve":[{"id":"CVE-2020-1964","description":"It was noticed that Apache Heron 0.20.2-incubating, Release 0.20.1-incubating, and Release v-0.20.0-incubating does not configure its YAML parser to prevent the instantiation of arbitrary types, resulting in a remote code execution vulnerabilities (CWE-502: Deserialization of Untrusted Data).","status":"published","published":"2020-04-16T16:21:05Z","modified":"2024-08-04T06:54:00.371Z","updated_at":"2026-11-02T14:35:56.213477Z"}],"euvd":[{"id":"EUVD-2022-0617","description":"It was noticed that Apache Heron 0.20.2-incubating, Release 0.20.1-incubating, and Release v-0.20.0-incubating does not configure its YAML parser to prevent the instantiation of arbitrary types, resulting in a remote code execution vulnerabilities (CWE-502: Deserialization of Untrusted Data).","status":"published","published":"2020-04-16T16:21:05Z","modified":"2024-08-04T06:54:00Z","updated_at":"2026-11-03T03:08:10.95725Z"}],"ghsa":[{"id":"GHSA-hjgm-f7vx-m5g7","title":"Deserialization of Untrusted Data in Apache 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Data).","status":"published","published":"2020-04-16T19:15:28.29Z","modified":"2026-06-17T03:02:44.133Z","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":"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":"2026-11-02T14:05:59.125695Z"}],"osv":[{"id":"CVE-2020-1964","description":"It was noticed that Apache Heron 0.20.2-incubating, Release 0.20.1-incubating, and Release v-0.20.0-incubating does not configure its YAML parser to prevent the instantiation of arbitrary types, resulting in a remote code execution vulnerabilities (CWE-502: Deserialization of Untrusted Data).","status":"published","published":"2020-04-16T19:15:28.29Z","modified":"2026-10-24T10:30:51.128009031Z","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":"2026-11-02T15:44:15.212689Z"},{"id":"GHSA-hjgm-f7vx-m5g7","title":"Deserialization of Untrusted Data in Apache Heron","description":"It was noticed that Apache Heron 0.20.2-incubating, Release 0.20.1-incubating, and Release v-0.20.0-incubating does not configure its YAML parser to prevent the instantiation of arbitrary types, resulting in a remote code execution vulnerabilities (CWE-502: Deserialization of Untrusted Data).","status":"published","published":"2022-01-06T19:44:49Z","modified":"2023-11-08T04:02:47.55612Z","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"}],"cwes":["CWE-502"],"updated_at":"2026-11-02T15:46:49.28217Z"}]}}