{"document":{"aggregate_severity":{"namespace":"https://www.suse.com/support/security/rating/","text":"moderate"},"category":"csaf_vex","csaf_version":"2.0","distribution":{"text":"Copyright 2024 SUSE LLC. All rights reserved.","tlp":{"label":"WHITE","url":"https://www.first.org/tlp/"}},"lang":"en","notes":[{"category":"summary","text":"SUSE CVE-2020-35685","title":"Title"},{"category":"description","text":"An issue was discovered in HCC Nichestack 3.0. The code that generates Initial Sequence Numbers (ISNs) for TCP connections derives the ISN from an insufficiently random source. As a result, an attacker may be able to determine the ISN of current and future TCP connections and either hijack existing ones or spoof future ones. (Proper ISN generation should aim to follow at least the specifications outlined in RFC 6528.)","title":"Description of the CVE"},{"category":"legal_disclaimer","text":"CSAF 2.0 data is provided by SUSE under the Creative Commons License 4.0 with Attribution (CC-BY-4.0).","title":"Terms of use"}],"publisher":{"category":"vendor","contact_details":"https://www.suse.com/support/security/contact/","name":"SUSE Product Security Team","namespace":"https://www.suse.com/"},"references":[{"category":"external","summary":"CVE-2020-35685","url":"https://www.suse.com/security/cve/CVE-2020-35685"},{"category":"external","summary":"SUSE Security Ratings","url":"https://www.suse.com/support/security/rating/"},{"category":"external","summary":"SUSE Bug 1190311 for CVE-2020-35685","url":"https://bugzilla.suse.com/1190311"}],"title":"SUSE CVE CVE-2020-35685","tracking":{"current_release_date":"2025-02-17T06:06:58Z","generator":{"date":"2023-02-15T03:51:09Z","engine":{"name":"cve-database.git:bin/generate-csaf-vex.pl","version":"1"}},"id":"CVE-2020-35685","initial_release_date":"2023-02-15T03:51:09Z","revision_history":[{"date":"2023-02-15T03:51:09Z","number":"2","summary":"Current version"},{"date":"2024-09-10T04:09:56Z","number":"3","summary":"Current version"},{"date":"2025-01-01T05:06:46Z","number":"4","summary":"Current version"},{"date":"2025-02-15T05:44:26Z","number":"5","summary":"Current version"},{"date":"2025-02-17T06:06:58Z","number":"6","summary":"Current version"}],"status":"interim","version":"6"}}}