Vulnerability identifier: #VU7558
Vulnerability risk: High
CVSSv3.1: 8.7 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:H/I:H/A:H/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-787
Exploitation vector: Network
Exploit availability: No
Vulnerable software:
FreeRADIUS
Server applications /
Directory software, identity management
Vendor: FreeRADIUS Server Project
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to a boundary error in data2vp_wimax() function when processing WiMAX attributes with "continuation" flag. A remote attacker can send specially crafted packets to vulnerable RADIUS server, trigger out-of-bounds write and crash the affected application or execute arbitrary code on the target system.
Successful exploitation of the vulnerability may allow an attacker to compromise vulnerable system.
Mitigation
Update to version 3.0.15.
Vulnerable software versions
FreeRADIUS: 3.0.0 - 3.0.14
External links
http://freeradius.org/security/fuzzer-2017.html#FR-GV-301
Can this vulnerability be exploited remotely?
Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.
Is there known malware, which exploits this vulnerability?
No. We are not aware of malware exploiting this vulnerability.