Vulnerability Details : CVE-2022-24704

The rad_packet_recv function in opt/src/accel-pppd/radius/packet.c suffers from a buffer overflow vulnerability, whereby user input len is copied into a fixed buffer &attr->val.integer without any bound checks. If the client connects to the server and sends a large radius packet, a buffer overflow vulnerability will be triggered.

Vulnerability category: Overflow

Published 2022-02-14 22:15:08

Updated 2022-02-19 04:16:51

Source Government Technology Agency of Singapore Cyber Security Group (GovTech CSG)

View at NVD, CVE.org

Exploit prediction scoring system (EPSS) score for CVE-2022-24704

Probability of exploitation activity in the next 30 days: 0.23%

Percentile, the proportion of vulnerabilities that are scored at or less: ~ 60 % EPSS Score History EPSS FAQ

CVSS scores for CVE-2022-24704

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Source
7.5	HIGH	AV:N/AC:L/Au:N/C:P/I:P/A:P	10.0	6.4	[email protected]
Access Vector: Network Access Complexity: Low Authentication: None Confidentiality Impact: Partial Integrity Impact: Partial Availability Impact: Partial
9.8	CRITICAL	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H	3.9	5.9	[email protected]
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: High Integrity: High Availability: High

CWE ids for CVE-2022-24704

CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')

The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow.

Assigned by: [email protected] (Primary)

References for CVE-2022-24704

https://github.com/accel-ppp/accel-ppp/pull/35

Patch;Third Party Advisory

CVEs referencing this url

Products affected by CVE-2022-24704

Accel-ppp » Accel-ppp
Versions up to, including, (<=) 1.12.0
cpe:2.3:a:accel-ppp:accel-ppp:*:*:*:*:*:*:*:*
Matching versions