Out-of-bounds read in FreeRADIUS - CVE-2017-10987
Published: July 18, 2017
Vulnerability identifier: #VU7561
CSH Severity: Low
CVSS v4: 7.1 [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]
CVE-ID: CVE-2017-10987
CWE-ID: CWE-125
Exploitation vector: Adjecent network
Exploit availability:
No public exploit available
Vulnerability details
The vulnerability allows a remote attacker to perform a denial of service attack.
The vulnerability exists due to out-of-bounds read in fr_dhcp_decode_suboptions() function when processing sub-options in DHCP packets. A remote attacker can send a specially crafted DHCP packet to vulnerable radius server and crash the affected application.
The vulnerability exists due to out-of-bounds read in fr_dhcp_decode_suboptions() function when processing sub-options in DHCP packets. A remote attacker can send a specially crafted DHCP packet to vulnerable radius server and crash the affected application.
Affected software
FreeRADIUS
Debian Linux
SUSE Linux
Ubuntu
Fedora
freeradius
Debian Linux
SUSE Linux
Ubuntu
Fedora
freeradius
How to mitigate CVE-2017-10987
Update to version 3.0.15.
freeradius - addressed in versions 3.0.15-1.fc25, 3.0.15-1.fc26