Linux Kernel up to 2.6.7 Netfilter tcp_find_option TCP Options denial of service
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
7.1 | $0-$5k | 0.00 |
A vulnerability was found in Linux Kernel up to 2.6.7 (Operating System). It has been rated as critical. This issue affects the function tcp_find_option
of the component Netfilter. The manipulation as part of a TCP Options leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability.
The bug was discovered 06/30/2004. The weakness was disclosed 06/03/2004 by Adam Osuchowski as not defined posting (Bugtraq). The advisory is shared at securityfocus.com. The identification of this vulnerability is CVE-2004-0626 since 06/30/2004. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known. MITRE ATT&CK project uses the attack technique T1499 for this issue.
After 4 weeks, there has been an exploit disclosed. The exploit is available at securiteam.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 13733 (Fedora Core 2 : kernel-2.6.6-1.435.2.1 (2004-202)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Fedora Local Security Checks and running in the context l.
Applying a patch is able to eliminate this problem. The bugfix is ready for download at kernel.org. A possible mitigation has been published 4 weeks after the disclosure of the vulnerability.
The vulnerability is also documented in the databases at X-Force (16554) and Tenable (13733). secunia.com is providing further details. The entry 730 is pretty similar.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
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CVSSv3
VulDB Meta Base Score: 7.5VulDB Meta Temp Score: 7.1
VulDB Base Score: 7.5
VulDB Temp Score: 7.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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Exploiting
Class: Denial of serviceCWE: CWE-404
ATT&CK: T1499
Local: No
Remote: Yes
Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍
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0-Day | unlock | unlock | unlock | unlock |
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Nessus ID: 13733
Nessus Name: Fedora Core 2 : kernel-2.6.6-1.435.2.1 (2004-202)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍
OpenVAS ID: 54619
OpenVAS Name: Gentoo Security Advisory GLSA 200407-12 (Kernel)
OpenVAS File: 🔍
OpenVAS Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: DisableStatus: 🔍
Reaction Time: 🔍
0-Day Time: 🔍
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Exploit Delay Time: 🔍
Patch: kernel.org
Timeline
06/03/2004 🔍06/30/2004 🔍
06/30/2004 🔍
06/30/2004 🔍
06/30/2004 🔍
06/30/2004 🔍
06/30/2004 🔍
07/01/2004 🔍
07/05/2004 🔍
07/23/2004 🔍
07/26/2004 🔍
12/06/2004 🔍
03/09/2021 🔍
Sources
Vendor: kernel.orgAdvisory: securityfocus.com⛔
Researcher: Adam Osuchowski
Status: Not defined
CVE: CVE-2004-0626 (🔍)
X-Force: 16554 - Linux kernel tcp_find_option denial of service, Medium Risk
Vulnerability Center: 4852 - DoS on Linux kernel 2.6 via Large Option Length, Medium
SecuriTeam: securiteam.com
SecurityFocus: 10634 - Linux Kernel IPTables Sign Error Denial Of Service Vulnerability
Secunia: 11980 - Linux Kernel Netfilter TCP Option Matching Denial of Service Vulnerability, Moderately Critical
OSVDB: 7316 - Linux Kernel Netfilter TCP Option Matching DoS
scip Labs: https://www.scip.ch/en/?labs.20161013
Misc.: 🔍
See also: 🔍
Entry
Created: 07/05/2004 11:32Updated: 03/09/2021 15:27
Changes: 07/05/2004 11:32 (102), 06/28/2019 20:13 (2), 03/09/2021 15:27 (3)
Complete: 🔍
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