by Kastro
Paper/Archive/CVE-2022-0982

CVE-2022-0982

https://accel-ppp.org/ Accel-PPP — Buffer Overflow via crafted client request in Accel-PPP v1.12

EPSS 1%CVSS 9.8
critical.is priorityof 100
43
CVSS 9.8 (NVD)9.8 / 10 × 3029.4Not in CISA KEV+300.0EPSS percentile 69.1.691 × 2013.8No public exploit+100.0SSVC exploitation: unknown+100.0
Description · from the CVE record

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.

Affected

ProductAffectedFixed inSource
Accel-PPP1.12 – 1.12–CNA

Scores by source

NVD9.8CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

References

refgithub.com/xebd/accel-ppp/issues/164