{"id":"CVE-2021-32977","aliases":["EUVD-2021-19698","GHSA-7v4m-qgj2-p3jc"],"status":"published","title":"AVEVA System Platform Improper Verification of Cryptographic Signature","description":"AVEVA System Platform versions 2017 through 2020 R2 P01 does not verify, or incorrectly verifies, the cryptographic signature for data.","severity":{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.00642,"percentile":0.51251,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-347"],"published":"2022-04-04T19:45:47Z","modified":"2026-06-17T03:53:56Z","products":[{"vendor":"aveva","product":"aveva system platform"},{"vendor":"aveva","product":"system_platform"}],"references":[{"url":"https://www.cisa.gov/uscert/ics/advisories/icsa-21-180-05","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory","US Government Resource"]},{"url":"https://www.aveva.com/content/dam/aveva/documents/support/cyber-security-updates/SecurityBulletin_AVEVA-2021-002.pdf","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2021-32977"},{"url":"https://github.com/advisories/GHSA-7v4m-qgj2-p3jc"}],"sources":{"cve":[{"id":"CVE-2021-32977","title":"AVEVA System Platform Improper Verification of Cryptographic Signature","description":"AVEVA System Platform versions 2017 through 2020 R2 P01 does not verify, or incorrectly verifies, the cryptographic signature for data.","status":"published","published":"2022-04-04T19:45:47Z","modified":"2025-04-16T17:57:07.061Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T14:33:06.658806Z"}],"euvd":[{"id":"EUVD-2021-19698","description":"AVEVA System Platform versions 2017 through 2020 R2 P01 does not verify, or incorrectly verifies, the cryptographic signature for data.","status":"published","published":"2022-04-04T19:45:47Z","modified":"2025-04-16T17:57:07Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"updated_at":"2026-11-02T20:52:22.940917Z"}],"ghsa":[{"id":"GHSA-7v4m-qgj2-p3jc","title":"AVEVA System Platform versions 2017 through 2020 R2 P01 does not verify, or incorrectly verifies,...","description":"AVEVA System Platform versions 2017 through 2020 R2 P01 does not verify, or incorrectly verifies, the cryptographic signature for data.","status":"published","published":"2022-04-05T00:00:22Z","modified":"2023-01-27T05:01:18Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T14:41:52.138061Z"}],"nvd":[{"id":"CVE-2021-32977","description":"AVEVA System Platform versions 2017 through 2020 R2 P01 does not verify, or incorrectly verifies, the cryptographic signature for data.","status":"published","published":"2022-04-04T20:15:08.817Z","modified":"2026-06-17T03:53:56.047Z","cvss":[{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"secondary"},{"version":"3.1","score":7.2,"vector":"CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H","level":"high","assessor":"primary"},{"version":"2.0","score":6.5,"vector":"AV:N/AC:L/Au:S/C:P/I:P/A:P","level":"medium","assessor":"primary"}],"cwes":["CWE-347"],"updated_at":"2026-11-02T14:07:05.581807Z"}]}}