Linux Kernel 2.1/2.2.0/2.3.0 NFS Server knfsd denial of service
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
5.1 | $0-$5k | 0.00 |
A vulnerability has been found in Linux Kernel 2.1/2.2.0/2.3.0 (Operating System) and classified as problematic. This vulnerability affects an unknown code of the file knfsd of the component NFS Server. The manipulation with the input value -1
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 knfsd NFS server in Linux kernel 2.2.x allows remote attackers to cause a denial of service via a negative size value.
The weakness was disclosed 05/01/2000 by Chris Evans (Website). The advisory is available at securityfocus.com. This vulnerability was named CVE-2000-0344. 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. This vulnerability is assigned to T1499 by the MITRE ATT&CK project.
The vulnerability scanner Nessus provides a plugin with the ID 11813 (Linux 2.4 NFSv3 knfsd Malformed GETATTR Request Remote DoS), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Denial of Service.
Upgrading eliminates this vulnerability.
The vulnerability is also documented in the databases at X-Force (4409) and Tenable (11813). The entry 221 is pretty similar.
Product
Type
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 5.3VulDB Meta Temp Score: 5.1
VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv2
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VulDB Base Score: 🔍
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VulDB Reliability: 🔍
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Exploiting
Class: Denial of serviceCWE: CWE-404
ATT&CK: T1499
Local: No
Remote: Yes
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
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Nessus ID: 11813
Nessus Name: Linux 2.4 NFSv3 knfsd Malformed GETATTR Request Remote DoS
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: UpgradeStatus: 🔍
0-Day Time: 🔍
Timeline
05/01/2000 🔍05/01/2000 🔍
05/01/2000 🔍
05/01/2000 🔍
11/11/2003 🔍
06/24/2014 🔍
06/25/2021 🔍
Sources
Vendor: kernel.orgAdvisory: securityfocus.com⛔
Researcher: Chris Evans
Status: Not defined
CVE: CVE-2000-0344 (🔍)
X-Force: 4409
Vulnerability Center: 2814 - Knfsd NFS Server in Linux Kernel DoS, High
SecurityFocus: 1160 - Linux knfsd Denial of Service Vulnerability
See also: 🔍
Entry
Created: 06/24/2014 13:06Updated: 06/25/2021 07:04
Changes: 06/24/2014 13:06 (61), 04/13/2017 12:26 (4), 06/25/2021 07:04 (3)
Complete: 🔍
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