PT-2022-16816 · Unknown+1 · Freeradius+1

Chloe Ong + 3 · Published 2019-08-06 · Updated 2022-02-19 · CVE-2022-24705

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

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

Name of the Vulnerable Software and Affected Versions FreeRADIUS (affected versions not specified)

Description The issue is related to a memcpy buffer overflow in the rad packet recv function, located in radius/packet.c. This overflow occurs due to an overly-large recvfrom into a fixed buffer, causing a buffer overflow that overwrites arbitrary memory. The vulnerability can be remotely triggered by crafted client requests if the server connects with a malicious client.

Recommendations At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

ALT-PU-2019-2372

ALT-PU-2019-2646

CVE-2022-24705

Affected Products

Alt Linux

Freeradius

References · 4

• https://github.com/accel-ppp/accel-ppp/pull/35 · Patch
• https://nvd.nist.gov/vuln/detail/CVE-2022-24705 · Security Note
• https://osv.dev/vulnerability/CVE-2022-24705 · Vendor Advisory
• https://t.me/cvenotify/26776 · Telegram Post