{"id":"CVE-2020-27337","aliases":["EUVD-2020-19850","GHSA-8cmf-w78x-mr9c"],"status":"published","title":"An issue was discovered in Treck IPv6 before 6.0.1.68. Improper Input Validation in the IPv6...","description":"An issue was discovered in Treck IPv6 before 6.0.1.68. Improper Input Validation in the IPv6 component allows an unauthenticated remote attacker to cause an Out of Bounds Write, and possibly a Denial of Service via network access.","severity":{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AC:L/AV:N/A:L/C:L/I:L/PR:N/S:U/UI:N","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-11","score":0.01482,"percentile":0.74295,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-20","CWE-787"],"published":"2020-12-22T21:04:11Z","modified":"2026-06-17T03:09:08Z","products":[{"vendor":"treck","product":"ipv6"}],"references":[{"url":"https://treck.com/vulnerability-response-information/","tags":["x_refsource_CONFIRM","x_transferred","Vendor Advisory"]},{"url":"https://security.netapp.com/advisory/ntap-20210201-0003/","tags":["x_refsource_CONFIRM","x_transferred","Third Party Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2020-27337"},{"url":"https://security.netapp.com/advisory/ntap-20210201-0003"},{"url":"https://treck.com/vulnerability-response-information"},{"url":"https://github.com/advisories/GHSA-8cmf-w78x-mr9c"}],"sources":{"cve":[{"id":"CVE-2020-27337","description":"An issue was discovered in Treck IPv6 before 6.0.1.68. Improper Input Validation in the IPv6 component allows an unauthenticated remote attacker to cause an Out of Bounds Write, and possibly a Denial of Service via network access.","status":"published","published":"2020-12-22T21:04:11Z","modified":"2025-09-30T15:50:10.92Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AC:L/AV:N/A:L/C:L/I:L/PR:N/S:U/UI:N","level":"high","assessor":"cna"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:35:53.552996Z"}],"euvd":[{"id":"EUVD-2020-19850","description":"An issue was discovered in Treck IPv6 before 6.0.1.68. Improper Input Validation in the IPv6 component allows an unauthenticated remote attacker to cause an Out of Bounds Write, and possibly a Denial of Service via network access.","status":"published","published":"2020-12-22T21:04:11Z","modified":"2025-09-30T15:50:10Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AC:L/AV:N/A:L/C:L/I:L/PR:N/S:U/UI:N","level":"high"}],"updated_at":"2026-11-02T20:31:38.096877Z"}],"ghsa":[{"id":"GHSA-8cmf-w78x-mr9c","title":"An issue was discovered in Treck IPv6 before 6.0.1.68. Improper Input Validation in the IPv6...","description":"An issue was discovered in Treck IPv6 before 6.0.1.68. Improper Input Validation in the IPv6 component allows an unauthenticated remote attacker to cause an Out of Bounds Write, and possibly a Denial of Service via network access.","status":"published","published":"2022-05-24T17:37:05Z","modified":"2025-09-30T18:31:45Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high"}],"cwes":["CWE-20","CWE-787"],"updated_at":"2026-11-02T15:03:49.069159Z"}],"nvd":[{"id":"CVE-2020-27337","description":"An issue was discovered in Treck IPv6 before 6.0.1.68. Improper Input Validation in the IPv6 component allows an unauthenticated remote attacker to cause an Out of Bounds Write, and possibly a Denial of Service via network access.","status":"published","published":"2020-12-22T22:15:13.99Z","modified":"2026-06-17T03:09:08.747Z","cvss":[{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","assessor":"secondary"},{"version":"3.1","score":7.3,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L","level":"high","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-20","CWE-787"],"updated_at":"2026-11-02T14:06:27.73474Z"}]}}