VULNERABILITY INTELLIGENCE
CVE-2010-4563
CVSS score5 MEDIUM
EPSS probability2.89%
CISA KEVNot currently listed
Published2012-02-02
Last modified2026-06-16
CVSS vectorAV:N/AC:L/Au:N/C:P/I:N/A:N
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.
Weakness classification
- CWE-200: Exposure of Sensitive Information to an Unauthorized Actor