Linux Kernel up to 2.2.23 proc/pid/mem mmap PROT_READ denial of service

CVSS Meta Temp Score
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CTI Interest Score
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3.6$0-$5k0.00

Summaryinfo

A vulnerability identified as problematic has been detected in Linux Kernel. Affected by this issue is the function mmap of the file proc/pid/mem. The manipulation of the argument PROT_READ leads to denial of service. This vulnerability is listed as CVE-2002-1380. The attack must be carried out locally. In addition, an exploit is available. It is recommended to apply a patch to fix this issue.

Detailsinfo

A vulnerability was found in Linux Kernel (Operating System) and classified as problematic. This issue affects the function mmap of the file proc/pid/mem. The manipulation of the argument PROT_READ with an unknown input 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 summary by CVE is:

Linux kernel 2.2.x allows local users to cause a denial of service (crash) by using the mmap() function with a PROT_READ parameter to access non-readable memory pages through the /proc/pid/mem interface.

The weakness was presented 03/28/2003 by Michal Zalewski with BindView (Website). It is possible to read the advisory at securityfocus.com. The identification of this vulnerability is CVE-2002-1380. Attacking locally is a requirement. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known.

A public exploit has been developed in C. The exploit is available at securityfocus.com. It is declared as proof-of-concept. The vulnerability scanner Nessus provides a plugin with the ID 14023 (Mandrake Linux Security Advisory : kernel22 (MDKSA-2003:039)), which helps to determine the existence of the flaw in a target environment. It is assigned to the family Mandriva 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 securityfocus.com. A possible mitigation has been published even before and not after the disclosure of the vulnerability.

The vulnerability is also documented in the databases at X-Force (10884), Exploit-DB (22105), Tenable (14023), SecurityFocus (BID 6420†) and OSVDB (9590†). See VDB-19 for similar entry. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

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CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.0
VulDB Meta Temp Score: 3.6

VulDB Base Score: 4.0
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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VulDB Base Score: 🔍
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Exploitinginfo

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

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Programming Language: 🔍
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Nessus ID: 14023
Nessus Name: Mandrake Linux Security Advisory : kernel22 (MDKSA-2003:039)
Nessus File: 🔍
Nessus Risk: 🔍
Nessus Family: 🔍
Nessus Context: 🔍
Nessus Port: 🔍

Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
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Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Patch
Status: 🔍
Patch: securityfocus.com

Timelineinfo

12/17/2002 🔍
12/23/2002 +6 days 🔍
03/27/2003 +94 days 🔍
03/28/2003 +1 days 🔍
03/28/2003 +0 days 🔍
04/09/2004 +377 days 🔍
07/31/2004 +113 days 🔍
11/03/2024 +7400 days 🔍

Sourcesinfo

Vendor: kernel.org

Advisory: securityfocus.com⛔
Researcher: Michal Zalewski
Organization: BindView
Status: Confirmed

CVE: CVE-2002-1380 (🔍)
GCVE (CVE): GCVE-0-2002-1380
GCVE (VulDB): GCVE-100-23
X-Force: 10884 - Linux kernel PROT_READ parameter mmap() function denial of service, Medium Risk
SecurityFocus: 6420 - Linux Kernel 2.2 mmap() Local Denial of Service Vulnerability
OSVDB: 9590 - Linux Kernel mmap() Function PROT_READ Parameter Local DoS

scip Labs: https://www.scip.ch/en/?labs.20161013
See also: 🔍

Entryinfo

Created: 03/28/2003 01:00
Updated: 11/03/2024 14:16
Changes: 03/28/2003 01:00 (61), 01/19/2018 17:06 (23), 03/08/2021 07:51 (2), 11/03/2024 14:16 (17)
Complete: 🔍
Cache ID: 216:18B:103

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