{"id":"CVE-2024-23531","aliases":["EUVD-2024-21026","GHSA-v829-2px7-7w8w"],"status":"published","title":"An Integer Overflow vulnerability in WLInfoRailService component of Ivanti Avalanche before 6.4.3...","description":"An Integer Overflow vulnerability in WLInfoRailService component of Ivanti Avalanche before 6.4.3 allows an unauthenticated remote attacker to perform denial of service attacks. In certain rare conditions this could also lead to reading content from memory.","severity":{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna","from":"cve"},"epss":{"day":"2026-11-10","score":0.02379,"percentile":0.84023,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-190"],"published":"2024-04-19T01:10:11Z","modified":"2026-06-17T07:13:07Z","products":[{"vendor":"ivanti","product":"avalanche"}],"references":[{"url":"https://forums.ivanti.com/s/article/Avalanche-6-4-3-Security-Hardening-and-CVEs-addressed?language=en_US","tags":["x_transferred","Vendor Advisory"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2024-23531"},{"url":"https://github.com/advisories/GHSA-v829-2px7-7w8w"}],"sources":{"cve":[{"id":"CVE-2024-23531","description":"An Integer Overflow vulnerability in WLInfoRailService component of Ivanti Avalanche before 6.4.3 allows an unauthenticated remote attacker to perform denial of service attacks. In certain rare conditions this could also lead to reading content from memory. ","status":"published","published":"2024-04-19T01:10:11.825Z","modified":"2024-08-01T23:06:25.127Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"cna"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T14:34:05.077718Z"}],"euvd":[{"id":"EUVD-2024-21026","description":"An Integer Overflow vulnerability in WLInfoRailService component of Ivanti Avalanche before 6.4.3 allows an unauthenticated remote attacker to perform denial of service attacks. In certain rare conditions this could also lead to reading content from memory. ","status":"published","published":"2024-04-19T01:10:11Z","modified":"2024-08-01T23:06:25Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"updated_at":"2026-11-03T03:50:28.835632Z"}],"ghsa":[{"id":"GHSA-v829-2px7-7w8w","title":"An Integer Overflow vulnerability in WLInfoRailService component of Ivanti Avalanche before 6.4.3...","description":"An Integer Overflow vulnerability in WLInfoRailService component of Ivanti Avalanche before 6.4.3 allows an unauthenticated remote attacker to perform denial of service attacks. In certain rare conditions this could also lead to reading content from memory.","status":"published","published":"2024-04-19T03:31:02Z","modified":"2025-05-06T21:30:42Z","cvss":[{"version":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T15:02:09.053127Z"}],"nvd":[{"id":"CVE-2024-23531","description":"An Integer Overflow vulnerability in WLInfoRailService component of Ivanti Avalanche before 6.4.3 allows an unauthenticated remote attacker to perform denial of service attacks. In certain rare conditions this could also lead to reading content from memory. ","status":"published","published":"2024-04-19T02:15:07.67Z","modified":"2026-06-17T07:13:07.773Z","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":"3.0","score":7.5,"vector":"CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H","level":"high","assessor":"secondary"}],"cwes":["CWE-190"],"updated_at":"2026-11-02T14:09:53.50104Z"}]}}