#VU7557 Out-of-bounds read in FreeRADIUS - CVE-2017-10983
Published: July 18, 2017
Vulnerability identifier: #VU7557
Vulnerability risk: Low
CVSSv4.0: CVSS:4.0/AV:A/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2017-10983
CWE-ID: CWE-125
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerable software:
FreeRADIUS
FreeRADIUS
Software vendor:
FreeRADIUS Server Project
FreeRADIUS Server Project
Description
The vulnerability allows a remote attacker to perform a denial of service (DoS) attack.
The vulnerability exists due to memory leak in fr_dhcp_decode() function when processing DHCP packets. A remote attacker on local network can send specially crafted DHCP option 63 with non-zero contents to vulnerable system and trigger denial of service attack.
Remediation
Update to version 2.2.10.