CVE-2022-0982 - CVE House
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Status published Critical CVE-2022-0982

Buffer Overflow via crafted client request in Accel-PPP v1.12

Vulnerability 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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

The following person or organization is credited with identifying this vulnerability, as recorded in the NVD database:

  • Chloe Ong from Government Technology Agency of Singapore
  • Eugene Lim from Government Technology Agency of Singapore

References

More from https://accel-ppp.org/

View All →
CVE-2022-24705
Buffer Overflow via Crafted Ipv6 Prefix Attribute Type Client Request in accel-ppp v1.12
Critical 9.8
CVE-2022-24704
Buffer Overflow via Crafted IPv6 Addr Attribute Type Client Request in Accel-PPP v1.12
Critical 9.8

Affected Vendor

https://accel-ppp.org/

View all reports →

Affected Software

Accel-PPP
Vulnerable Versions:
1.12

Timeline

Official Publish: March 16th, 2022
Last Modified: September 17th, 2024
Added to House: July 21st, 2026

CVSS Vectors

V3: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.