Input validation error in FreeBSD - CVE-2021-29629
Published: May 27, 2021
Vulnerability identifier: #VU53617
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:N/VI:N/VA:L/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2021-29629
CWE-ID: CWE-20
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vendor: FreeBSD Foundation
Affected software:
FreeBSD
FreeBSD
Detailed vulnerability description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to insufficient validation of messages in libradius(3). A remote radius client can pass specially crafted input to the system and perform a denial of service (DoS) attack.
How to mitigate CVE-2021-29629
Install updates from vendor's website.