What’s Vulnerable › Vulnerabilities

CVE-2012-5366

• Severity: high (CVSS 7.5 v3.1)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.2% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2020-02-20 · updated 2026-06-16
• Weakness: CWE-400

Description

The IPv6 implementation in Apple Mac OS X (unknown versions, year 2012 and earlier) allows remote attackers to cause a denial of service via a flood of ICMPv6 Router Advertisement packets containing multiple Routing entries.

Affected products

• macOS: before 10.9 — fixed in 10.9

How to fix

Upgrade to a fixed version: macOS 10.9. Check the vendor advisory for mitigations.

References

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

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