What is CVE-2010-4563?

CVE-2010-4563 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.0 out of 10, classified as a Information Exposure flaw (CWE-200). CVE-2010-4563 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2010-4563?

CVE-2010-4563 has a CVSS score of 5.0 out of 10, rated Medium severity. The vector string is AV:N/AC:L/Au:N/C:P/I:N/A:N.

Is there a patch available for CVE-2010-4563?

No patch is currently available for CVE-2010-4563. Monitor the NIST NVD and your Linux distribution's security advisories for updates.

Is CVE-2010-4563 actively exploited?

CVE-2010-4563 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Information Exposure (CWE-200)?

The product exposes sensitive information to an actor not authorised to see it. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/200.html

CVE-2010-4563

Medium

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.

Package Linux Kernel

Published 2012-02-02

Last modified 2026-04-29

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

5.0

out of 10

Medium

Attack Vector

Network

Attack Complexity

Low

Privileges Required

User Interaction

Scope

Confidentiality

Low

Integrity

None

Availability

None

Vector string

AV:N/AC:L/Au:N/C:P/I:N/A:N

Weakness type

CWE-200

CVE-2010-4563 is a Information Exposure vulnerability

What is Information Exposure?

The product exposes sensitive information to an actor not authorised to see it. Learn more on MITRE CWE

References

The following references provide additional information about CVE-2010-4563 including vendor advisories, patch commits, exploit details, and third-party analysis. Links are sourced from the NIST NVD database.

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

Details

CVE ID CVE-2010-4563

Severity Medium

CVSS score 5.0 / 10

CVSS version 2.0

Published 2012-02-02

Modified 2026-04-29

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2010-4563?

CVE-2010-4563 is a Medium severity Linux kernel vulnerability with a CVSS score of 5.0 out of 10 , classified as an Information Exposure flaw (CWE-200) . CVE-2010-4563 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2010-4563?

CVE-2010-4563 has a CVSS score of 5.0 out of 10, rated Medium severity (CVSS 2.0). The vector string is AV:N/AC:L/Au:N/C:P/I:N/A:N.
Is there a patch available for CVE-2010-4563?

No patch is currently available for CVE-2010-4563. Monitor the NIST NVD and your Linux distribution's security advisories for updates.
Is CVE-2010-4563 actively exploited?

No — CVE-2010-4563 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.
What is Information Exposure (CWE-200)?

The product exposes sensitive information to an actor not authorised to see it. View CWE-200 on MITRE CWE →