Information exposure in Linux kernel - CVE-2010-4563

 

Information exposure in Linux kernel - CVE-2010-4563

Published: February 2, 2012 / Updated: February 3, 2012


Vulnerability identifier: #VU95726
CSH Severity: Low
CVSS v4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear
CVE-ID: CVE-2010-4563
CWE-ID: CWE-200
Exploitation vector: Remote access
Exploit availability: No public exploit available
Vendor: Linux Foundation
Affected software:
Linux kernel

Detailed vulnerability description

The vulnerability allows a remote non-authenticated attacker to gain access to sensitive information.

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.


How to mitigate CVE-2010-4563

Install update from vendor's repository.

Sources