{"id":"CVE-2022-30551","aliases":["EUVD-2022-52410","GHSA-fm58-52q7-gpvg"],"status":"published","title":"OPC UA Legacy Java Stack 2022-04-01 allows a remote attacker to cause a server to stop processing...","description":"OPC UA Legacy Java Stack 2022-04-01 allows a remote attacker to cause a server to stop processing messages by sending crafted messages that exhaust available resources.","severity":{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-11","score":0.02093,"percentile":0.81882,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-400"],"published":"2022-05-20T11:19:40Z","modified":"2026-06-17T04:43:50Z","products":[{"vendor":"opcfoundation","product":"ua-java"}],"references":[{"url":"https://opcfoundation.org","tags":["x_refsource_MISC","x_transferred","Vendor Advisory"]},{"url":"https://github.com/OPCFoundation/UA-Java-Legacy","tags":["x_refsource_MISC","x_transferred","Product","Third Party Advisory"]},{"url":"https://files.opcfoundation.org/SecurityBulletins/OPC%20Foundation%20Security%20Bulletin%20CVE-2022-30551.pdf","tags":["x_refsource_MISC","x_transferred","Patch","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-30551"},{"url":"https://github.com/advisories/GHSA-fm58-52q7-gpvg"}],"sources":{"cve":[{"id":"CVE-2022-30551","description":"OPC UA Legacy Java Stack 2022-04-01 allows a remote attacker to cause a server to stop processing messages by sending crafted messages that exhaust available resources.","status":"published","published":"2022-05-20T11:19:40Z","modified":"2024-08-03T06:48:36.389Z","updated_at":"2026-11-02T14:34:31.184134Z"}],"euvd":[{"id":"EUVD-2022-52410","description":"OPC UA Legacy Java Stack 2022-04-01 allows a remote attacker to cause a server to stop processing messages by sending crafted messages that exhaust available resources.","status":"published","published":"2022-05-20T11:19:40Z","modified":"2024-08-03T06:48:36Z","updated_at":"2026-11-03T03:25:35.869088Z"}],"ghsa":[{"id":"GHSA-fm58-52q7-gpvg","title":"OPC UA Legacy Java Stack 2022-04-01 allows a remote attacker to cause a server to stop processing...","description":"OPC UA Legacy Java Stack 2022-04-01 allows a remote attacker to cause a server to stop processing messages by sending crafted messages that exhaust available resources.","status":"published","published":"2022-05-21T00:01:14Z","modified":"2023-01-28T05:05:08Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:44:18.5771Z"}],"nvd":[{"id":"CVE-2022-30551","description":"OPC UA Legacy Java Stack 2022-04-01 allows a remote attacker to cause a server to stop processing messages by sending crafted messages that exhaust available resources.","status":"published","published":"2022-05-20T12:15:10.977Z","modified":"2026-06-17T04:43:50.927Z","cvss":[{"version":"3.1","score":7.5,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":5,"vector":"AV:N/AC:L/Au:N/C:N/I:N/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-400"],"updated_at":"2026-11-02T14:07:20.264424Z"}]}}