Multiple vulnerabilities in FreeBSD

Published: 2020-02-20 | Updated: 2020-07-17

Risk	Medium
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2012-5363 CVE-2012-5365
CWE-ID	CWE-400
Exploitation vector	Network
Public exploit	N/A
Vulnerable software Subscribe	FreeBSD Operating systems & Components / Operating system
Vendor	FreeBSD Foundation

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Resource exhaustion

EUVDB-ID: #VU30351

Risk: Medium

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H/E:U/RL:O/RC:C]

CVE-ID: CVE-2012-5363

CWE-ID: CWE-400 - Resource exhaustion

Exploit availability: No

Description

The vulnerability allows a remote non-authenticated attacker to perform a denial of service (DoS) attack.

The IPv6 implementation in FreeBSD and NetBSD (unknown versions, year 2012 and earlier) allows remote attackers to cause a denial of service via a flood of ICMPv6 Neighbor Solicitation messages, a different vulnerability than CVE-2011-2393.

Mitigation

Install update from vendor's website.

Vulnerable software versions

FreeBSD: 9.0 - 9.1

External links

http://www.openwall.com/lists/oss-security/2012/10/10/12
http://www.securityfocus.com/bid/56170/info

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.

2) Resource exhaustion

EUVDB-ID: #VU30352