Out-of-bounds write in FreeRADIUS - CVE-2017-10984
Published: July 18, 2017
Vulnerability identifier: #VU7558
CSH Severity: High
CVSS v4: 9.3 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N]
CVE-ID: CVE-2017-10984
CWE-ID: CWE-787
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
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.
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.
Affected software
FreeRADIUS
Debian Linux
SUSE Linux
Ubuntu
Fedora
freeradius
Debian Linux
SUSE Linux
Ubuntu
Fedora
freeradius
How to mitigate CVE-2017-10984
Update to version 3.0.15.
freeradius - addressed in versions 3.0.15-1.fc25, 3.0.15-1.fc26