{"id":"CVE-2022-24705","aliases":["EUVD-2022-29571","GHSA-8hhg-rh8g-2x9h"],"status":"published","title":"Buffer Overflow via Crafted Ipv6 Prefix Attribute Type Client Request in accel-ppp v1.12","description":"The rad_packet_recv function in radius/packet.c suffers from a memcpy buffer overflow, resulting in an overly-large recvfrom into a fixed buffer that causes a buffer overflow and overwrites arbitrary memory. If the server connects with a malicious client, crafted client requests can remotely trigger this vulnerability.","severity":{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","assessor":"primary","from":"nvd"},"epss":{"day":"2026-11-09","score":0.01182,"percentile":0.6797,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-120"],"published":"2022-02-14T21:04:30Z","modified":"2026-10-28T02:30:27Z","products":[{"vendor":"accel-ppp","product":"accel-ppp"},{"vendor":"https://accel-ppp.org/","product":"accel-ppp"}],"references":[{"url":"https://github.com/accel-ppp/accel-ppp/pull/35","tags":["x_refsource_MISC","x_transferred","Patch","Third Party Advisory","fix"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-24705","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-8hhg-rh8g-2x9h"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/24xxx/CVE-2022-24705.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2022-24705","title":"Buffer Overflow via Crafted Ipv6 Prefix Attribute Type Client Request in accel-ppp v1.12","description":"The rad_packet_recv function in radius/packet.c suffers from a memcpy buffer overflow, resulting in an overly-large recvfrom into a fixed buffer that causes a buffer overflow and overwrites arbitrary memory. If the server connects with a malicious client, crafted client requests can remotely trigger this vulnerability.","status":"published","published":"2022-02-14T21:04:30.848Z","modified":"2024-09-16T18:39:19.344Z","updated_at":"2026-11-02T14:34:34.940806Z"}],"euvd":[{"id":"EUVD-2022-29571","description":"The rad_packet_recv function in radius/packet.c suffers from a memcpy buffer overflow, resulting in an overly-large recvfrom into a fixed buffer that causes a buffer overflow and overwrites arbitrary memory. If the server connects with a malicious client, crafted client requests can remotely trigger this vulnerability.","status":"published","published":"2022-02-14T21:04:30Z","modified":"2024-09-16T18:39:19Z","updated_at":"2026-11-03T00:55:30.637715Z"}],"ghsa":[{"id":"GHSA-8hhg-rh8g-2x9h","title":"The rad_packet_recv function in radius/packet.c suffers from a memcpy buffer overflow, resulting...","description":"The rad_packet_recv function in radius/packet.c suffers from a memcpy buffer overflow, resulting in an overly-large recvfrom into a fixed buffer that causes a buffer overflow and overwrites arbitrary memory. If the server connects with a malicious client, crafted client requests can remotely trigger this vulnerability.","status":"published","published":"2022-02-15T00:02:42Z","modified":"2023-02-03T05:05:44Z","cwes":["CWE-120"],"updated_at":"2026-11-02T14:53:47.32068Z"}],"nvd":[{"id":"CVE-2022-24705","description":"The rad_packet_recv function in radius/packet.c suffers from a memcpy buffer overflow, resulting in an overly-large recvfrom into a fixed buffer that causes a buffer overflow and overwrites arbitrary memory. If the server connects with a malicious client, crafted client requests can remotely trigger this vulnerability.","status":"published","published":"2022-02-14T22:15:08.27Z","modified":"2026-06-17T04:32:20.06Z","cvss":[{"version":"3.1","score":9.8,"vector":"CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H","level":"critical","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-120"],"updated_at":"2026-11-02T14:07:12.155838Z"}],"osv":[{"id":"CVE-2022-24705","title":"Buffer Overflow via Crafted Ipv6 Prefix Attribute Type Client Request in accel-ppp v1.12","description":"The rad_packet_recv function in radius/packet.c suffers from a memcpy buffer overflow, resulting in an overly-large recvfrom into a fixed buffer that causes a buffer overflow and overwrites arbitrary memory. If the server connects with a malicious client, crafted client requests can remotely trigger this vulnerability.","status":"published","published":"2022-02-14T21:04:30.848Z","modified":"2026-10-28T02:30:27.194778376Z","updated_at":"2026-11-02T15:44:24.428403Z"}]}}