What is CVE-2006-4572?

CVE-2006-4572 is a High severity Linux kernel vulnerability with a CVSS score of 7.5 out of 10, classified as a Permissions, Privileges and Access Control flaw (CWE-264). CVE-2006-4572 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is the CVSS score for CVE-2006-4572?

CVE-2006-4572 has a CVSS score of 7.5 out of 10, rated High severity. The vector string is AV:N/AC:L/Au:N/C:P/I:P/A:P.

Is there a patch available for CVE-2006-4572?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2006-4572 patch availability.

Is CVE-2006-4572 actively exploited?

CVE-2006-4572 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.

What is Permissions, Privileges and Access Control (CWE-264)?

Weaknesses in this category are related to the management of permissions, privileges, and access controls. See MITRE CWE for full details: https://cwe.mitre.org/data/definitions/264.html

CVE-2006-4572

High

ip6_tables in netfilter in the Linux kernel before 2.6.16.31 allows remote attackers to (1) bypass a rule that disallows a protocol, via a packet with the protocol header not located immediately after the fragment header, aka "ip6_tables protocol bypass bug;" and (2) bypass a rule that looks for a certain extension header, via a packet with an extension header outside the first fragment, aka "ip6_tables extension header bypass bug."

Package Linux Kernel

Published 2006-11-07

Last modified 2026-04-23

CVSS version 2.0

Patch available

Awaiting data

CVSS 2.0 score

7.5

out of 10

High

Attack Vector

Network

Attack Complexity

Low

Privileges Required

User Interaction

Scope

Confidentiality

Low

Integrity

Availability

Vector string

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

Weakness type

CWE-264

CVE-2006-4572 is a Permissions, Privileges and Access Control vulnerability

What is Permissions, Privileges and Access Control?

Weaknesses in this category are related to the management of permissions, privileges, and access controls. Learn more on MITRE CWE

References

18 total

Secunia
http://secunia.com/advisories/22731

Patch Vendor Advisory
Secunia
http://secunia.com/advisories/22762

Patch Vendor Advisory
Secunia
http://secunia.com/advisories/23384

Vendor Advisory
Secunia
http://secunia.com/advisories/23474

Vendor Advisory
Secunia
http://secunia.com/advisories/24098

Vendor Advisory

Showing 5 of 18 references View all on NVD

Details

CVE ID CVE-2006-4572

Severity High

CVSS score 7.5 / 10

CVSS version 2.0

Published 2006-11-07

Modified 2026-04-23

KEV No

Patch Awaiting data

Package linux

Frequently asked questions

What is CVE-2006-4572?

CVE-2006-4572 is a High severity Linux kernel vulnerability with a CVSS score of 7.5 out of 10 , classified as a Permissions, Privileges and Access Control flaw (CWE-264) . CVE-2006-4572 has not been confirmed as actively exploited and is not listed in the CISA KEV catalog.
What is the CVSS score for CVE-2006-4572?

CVE-2006-4572 has a CVSS score of 7.5 out of 10, rated High severity (CVSS 2.0). The vector string is AV:N/AC:L/Au:N/C:P/I:P/A:P.
Is there a patch available for CVE-2006-4572?

Monitor the NIST NVD and your Linux distribution's security advisories for CVE-2006-4572 patch availability.
Is CVE-2006-4572 actively exploited?

No. CVE-2006-4572 has not been confirmed as actively exploited. It is not listed in the CISA Known Exploited Vulnerabilities (KEV) catalog.