VDB-27082 · CVE-2005-3809 · OSVDB 24114

Linux Kernel 2.6.14/2.6.14.1/2.6.14.2/2.6.14.3 ip_conntrack_proto_tcp.c nfattr_to_tcp denial of service

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Linux Kernel 2.6.14/2.6.14.1/2.6.14.2/2.6.14.3. It has been declared as problematic. Affected by this vulnerability is the function nfattr_to_tcp of the file ip_conntrack_proto_tcp.c. Executing a manipulation can lead to denial of service. This vulnerability is tracked as CVE-2005-3809. No exploit exists. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in Linux Kernel 2.6.14/2.6.14.1/2.6.14.2/2.6.14.3 (Operating System). This vulnerability affects the function nfattr_to_tcp of the file ip_conntrack_proto_tcp.c. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability. CVE summarizes:

The nfattr_to_tcp function in ip_conntrack_proto_tcp.c in ctnetlink in Linux kernel 2.6.14 up to 2.6.14.3 allows attackers to cause a denial of service (kernel oops) via an update message without private protocol information, which triggers a null dereference.

The issue has been introduced in 10/27/2005. The weakness was disclosed 11/22/2005 (Website). The advisory is available at marc.theaimsgroup.com. This vulnerability was named CVE-2005-3809 since 11/25/2005. The exploitation appears to be easy. The attack can be initiated remotely. No form of authentication is required for a successful exploitation. Technical details are known, but there is no available exploit.

The vulnerability was handled as a non-public zero-day exploit for at least 26 days. During that time the estimated underground price was around $5k-$25k.

Upgrading eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at OSVDB (24114†). The entry VDB-27083 is pretty similar. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

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Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.2

VulDB Base Score: 7.5
VulDB Temp Score: 7.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AVACAuCIA
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Timelineinfo

10/27/2005 🔍
11/22/2005 +26 days 🔍
11/25/2005 +2 days 🔍
11/25/2005 +0 days 🔍
03/25/2006 +120 days 🔍
03/11/2015 +3272 days 🔍
04/13/2019 +1494 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: marc.theaimsgroup.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2005-3809 (🔍)
GCVE (CVE): GCVE-0-2005-3809
GCVE (VulDB): GCVE-100-27082
OSVDB: 24114 - Linux Kernel ctnetlink ip_conntrack_proto_tcp.c Multiple Function DoS

See also: 🔍

Entryinfo

Created: 03/11/2015 23:39
Updated: 04/13/2019 20:18
Changes: 03/11/2015 23:39 (55), 04/13/2019 20:18 (1)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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