Stack-based buffer overflow in FreeRADIUS - CVE-2014-2015
Published: November 2, 2014 / Updated: July 28, 2020
Vulnerability identifier: #VU32556
CSH Severity: Medium
CVSS v4: 6.9 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N]
CVE-ID: CVE-2014-2015
CWE-ID: CWE-121
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 when processing a long password hash, as demonstrated by an SSHA hash. A remote unauthenticated attacker can trigger stack-based buffer overflow and execute arbitrary code on the target system.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Affected software
FreeRADIUS
Amazon Linux AMI
Gentoo Linux
freeradius (Alpine package)
Amazon Linux AMI
Gentoo Linux
freeradius (Alpine package)
How to mitigate CVE-2014-2015
The vendor has issued the following versions to address this vulnerability: 2.2.4, 3.0.2.
FreeRADIUS - addressed in versions 2.2.4, 3.0.2
freeradius (Alpine package) - update to 2.1.12-r7
freeradius (Alpine package) - update to 2.1.12-r7
External References
- http://lists.freebsd.org/pipermail/freebsd-bugbusters/2014-February/000610.html
- http://lists.freebsd.org/pipermail/freebsd-bugbusters/2014-February/000612.html
- http://lists.freebsd.org/pipermail/freebsd-bugbusters/2014-February/000616.html
- http://rhn.redhat.com/errata/RHSA-2015-1287.html
- http://ubuntu.com/usn/usn-2122-1
- http://www.openwall.com/lists/oss-security/2014/02/18/3
- http://www.securityfocus.com/bid/65581
- https://bugzilla.redhat.com/show_bug.cgi?id=1066761