CVE-2022-0982

9.8 criticalEPSS 1.2%

Critical (9.8) in accel-ppp accel-ppp. EPSS 1.2% chance of exploitation in the next 30 days.

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->buf without any bound checks. If the server connects with a malicious client, crafted client requests can remotely trigger this vulnerability.

Severity

CVSS 3.1

9.8 critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS: 1.2% chance of exploitation in the next 30 days; higher than 69% of CVEs (scores of 2026-10-31)
CWE: CWE-787
Published: 2022-03-16
Modified: 2026-06-17
Record from: the NVD, synced 2026-10-19

Affected

accel-ppp:accel-ppp

References

https://github.com/xebd/accel-ppp/issues/164
https://github.com/xebd/accel-ppp/issues/164

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