What’s Vulnerable › Vulnerabilities

CVE-2010-4563

• Severity: medium (CVSS 5.0 v2.0)
• Exploited in the wild: not listed in CISA KEV
• EPSS: 2.9% probability of exploitation in the next 30 days
• Public exploit or detection template: none known
• Published: 2012-02-02 · updated 2026-06-16
• Weakness: CWE-200

Description

The Linux kernel, when using IPv6, allows remote attackers to determine whether a host is sniffing the network by sending an ICMPv6 Echo Request to a multicast address and determining whether an Echo Reply is sent, as demonstrated by thcping.

Affected products

• Linux kernel: all versions

References

• http://seclists.org/dailydave/2011/q2/25
• http://seclists.org/fulldisclosure/2011/Apr/254
• http://seclists.org/dailydave/2011/q2/25
• http://seclists.org/fulldisclosure/2011/Apr/254

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