Vulnerability identifier: #VU32556
Vulnerability risk: Medium
CVSSv3.1: 6.4 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:L/A:L/E:U/RL:O/RC:C]
CVE-ID:
CWE-ID:
CWE-121
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 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.
Mitigation
The vendor has issued the following versions to address this vulnerability: 2.2.4, 3.0.2.
Vulnerable software versions
FreeRADIUS: 2.2.0 - 3.0.1
External links
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
http://bugzilla.redhat.com/show_bug.cgi?id=1066761
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.