#VU39362 Out-of-bounds read in FreeRADIUS - CVE-2015-8763

Vulnerability identifier: #VU39362

Vulnerability risk: High

CVSSv4.0: 7.2 [CVSS:4.0/AV:N/AC:L/AT:P/PR:N/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:U/U:Amber]

CVE-ID: CVE-2015-8763

CWE-ID: CWE-125

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 non-authenticated attacker to execute arbitrary code.

The EAP-PWD module in FreeRADIUS 3.0 through 3.0.8 allows remote attackers to have unspecified impact via a crafted (1) commit or (2) confirm message, which triggers an out-of-bounds read.

Mitigation
Install update from vendor's website.

Vulnerable software versions

FreeRADIUS: 3.0.0 - 3.0.8

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External links
https://freeradius.org/security.html#eap-pwd-2015
https://www.openwall.com/lists/oss-security/2016/01/08/7

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Q & A

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.