High severity7.5NVD Advisory· Published Feb 20, 2020· Updated Jun 16, 2026

CVE-2012-5363

Description

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.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

FreeBSD/FreeBSDllm-fuzzy2 versions
<=2012+ 1 more
- (no CPE)range: <=2012
- cpe:2.3:o:freebsd:freebsd:*:*:*:*:*:*:*:*range: <9.2
NetBSD/NetBSDllm-fuzzy2 versions
<=2012+ 1 more
- (no CPE)range: <=2012
- cpe:2.3:o:netbsd:netbsd:*:*:*:*:*:*:*:*range: <6.0.2
FreeBSD/IPv6 implementationdescription

Patches

Vulnerability mechanics

References

www.openwall.com/lists/oss-security/2012/10/10/12nvdMailing ListThird Party Advisory
www.securityfocus.com/bid/56170/infonvdThird Party AdvisoryVDB Entry

News mentions

No linked articles in our index yet.

cvss	0.488
epss	0.002
exploit	0.000
kev	0.000
patch	0.000
ransomware	0.000