{"id":"CVE-2022-0982","aliases":["EUVD-2022-15979","GHSA-fhfp-8rrc-g4rw"],"status":"published","title":"Buffer Overflow via crafted client request in Accel-PPP v1.12","description":"The telnet_input_char function in opt/src/accel-pppd/cli/telnet.c suffers from a memory corruption vulnerability, whereby user input cmdline_len is copied into a fixed buffer b-\u003ebuf without any bound checks. 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":"2026-11-10","score":0.01235,"percentile":0.69288,"model":"v2026.06.15"},"facts":{"in_kev":false,"known_exploited":false,"public_exploit":false,"fix_available":false},"cwes":["CWE-787"],"published":"2022-03-16T14:04:22Z","modified":"2026-10-28T02:31:11Z","products":[{"vendor":"accel-ppp","product":"accel-ppp"},{"vendor":"https://accel-ppp.org/","product":"accel-ppp"}],"references":[{"url":"https://github.com/xebd/accel-ppp/issues/164","tags":["x_refsource_MISC","x_transferred","Third Party Advisory","report"]},{"url":"https://nvd.nist.gov/vuln/detail/CVE-2022-0982","tags":["advisory"]},{"url":"https://github.com/advisories/GHSA-fhfp-8rrc-g4rw"},{"url":"https://github.com/CVEProject/cvelistV5/tree/main/cves/2022/0xxx/CVE-2022-0982.json","tags":["advisory"]}],"sources":{"cve":[{"id":"CVE-2022-0982","title":"Buffer Overflow via crafted client request in Accel-PPP v1.12","description":"The telnet_input_char function in opt/src/accel-pppd/cli/telnet.c suffers from a memory corruption vulnerability, whereby user input cmdline_len is copied into a fixed buffer b-\u003ebuf without any bound checks. If the server connects with a malicious client, crafted client requests can remotely trigger this vulnerability.","status":"published","published":"2022-03-16T14:04:22.485Z","modified":"2024-09-17T04:20:24.462Z","updated_at":"2026-11-02T14:34:41.69911Z"}],"euvd":[{"id":"EUVD-2022-15979","description":"The telnet_input_char function in opt/src/accel-pppd/cli/telnet.c suffers from a memory corruption vulnerability, whereby user input cmdline_len is copied into a fixed buffer b-\u003ebuf without any bound checks. If the server connects with a malicious client, crafted client requests can remotely trigger this vulnerability.","status":"published","published":"2022-03-16T14:04:22Z","modified":"2024-09-17T04:20:24Z","updated_at":"2026-11-03T00:28:23.906788Z"}],"ghsa":[{"id":"GHSA-fhfp-8rrc-g4rw","title":"The telnet_input_char function in opt/src/accel-pppd/cli/telnet.c suffers from a memory...","description":"The telnet_input_char function in opt/src/accel-pppd/cli/telnet.c suffers from a memory corruption vulnerability, whereby user input cmdline_len is copied into a fixed buffer b-\u003ebuf without any bound checks. If the server connects with a malicious client, crafted client requests can remotely trigger this vulnerability.","status":"published","published":"2022-03-17T00:00:24Z","modified":"2023-01-27T05:00:43Z","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"}],"cwes":["CWE-787"],"updated_at":"2026-11-02T14:41:44.25061Z"}],"nvd":[{"id":"CVE-2022-0982","description":"The telnet_input_char function in opt/src/accel-pppd/cli/telnet.c suffers from a memory corruption vulnerability, whereby user input cmdline_len is copied into a fixed buffer b-\u003ebuf without any bound checks. If the server connects with a malicious client, crafted client requests can remotely trigger this vulnerability.","status":"published","published":"2022-03-16T15:15:16.253Z","modified":"2026-06-17T04:21:35.517Z","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-787"],"updated_at":"2026-11-02T14:07:14.24948Z"}],"osv":[{"id":"CVE-2022-0982","title":"Buffer Overflow via crafted client request in Accel-PPP v1.12","description":"The telnet_input_char function in opt/src/accel-pppd/cli/telnet.c suffers from a memory corruption vulnerability, whereby user input cmdline_len is copied into a fixed buffer b-\u003ebuf without any bound checks. If the server connects with a malicious client, crafted client requests can remotely trigger this vulnerability.","status":"published","published":"2022-03-16T14:04:22.485Z","modified":"2026-10-28T02:31:11.55279983Z","updated_at":"2026-11-02T15:44:23.245966Z"}]}}