What’s Vulnerable › Vulnerabilities
CVE-2022-0982: Buffer Overflow via crafted client request in Accel-PPP v1.12
- Severity: critical (CVSS 9.8 v3.1)
- Exploited in the wild: not listed in CISA KEV
- EPSS: 1.2% probability of exploitation in the next 30 days
- Public exploit or detection template: none known
- Published: 2022-03-16 · updated 2026-06-17
- Weakness: CWE-787
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->buf without any bound checks. If the server connects with a malicious client, crafted client requests can remotely trigger this vulnerability.
Affected products
- https://accel-ppp.org/ Accel-PPP: through 1.12.0
References
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