QNX RTOS 4.25 -f/-d/-c symlink

CVSS Meta Temp Score
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CTI Interest Score
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5.4$0-$5k0.00

Summaryinfo

A vulnerability has been found in QNX RTOS 4.25 and classified as problematic. Affected by this issue is some unknown functionality. This manipulation of the argument -f/-d/-c causes symlink. The identification of this vulnerability is CVE-2002-0793. Furthermore, there is an exploit available.

Detailsinfo

A vulnerability has been found in QNX RTOS 4.25 (Operating System) and classified as problematic. Affected by this vulnerability is an unknown part. The manipulation of the argument -f/-d/-c with an unknown input leads to a symlink vulnerability. The CWE definition for the vulnerability is CWE-61. The product, when opening a file or directory, does not sufficiently account for when the file is a symbolic link that resolves to a target outside of the intended control sphere. This could allow an attacker to cause the product to operate on unauthorized files. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

Hard link and possibly symbolic link following vulnerabilities in QNX RTOS 4.25 (aka QNX4) allow local users to overwrite arbitrary files via (1) the -f argument to the monitor utility, (2) the -d argument to dumper, (3) the -c argument to crttrap, or (4) using the Watcom sample utility.

The weakness was shared 08/12/2002 (Website). It is possible to read the advisory at archives.neohapsis.com. This vulnerability is known as CVE-2002-0793. The exploitation appears to be easy. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. Technical details and also a public exploit are known.

It is possible to download the exploit at exploit-db.com. It is declared as proof-of-concept.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

The vulnerability is also documented in the databases at X-Force (9233), Exploit-DB (21499) and SecurityFocus (BID 4902†). The entry VDB-19762 is related to this item. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Vendor

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.9
VulDB Meta Temp Score: 5.4

VulDB Base Score: 5.9
VulDB Temp Score: 5.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Symlink
CWE: CWE-61 / CWE-59
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

05/31/2002 🔍
08/12/2002 +73 days 🔍
08/12/2002 +0 days 🔍
07/22/2014 +4362 days 🔍
11/28/2024 +3782 days 🔍

Sourcesinfo

Advisory: archives.neohapsis.com
Status: Not defined

CVE: CVE-2002-0793 (🔍)
GCVE (CVE): GCVE-0-2002-0793
GCVE (VulDB): GCVE-100-18679
X-Force: 9233 - QNX RTOS Watcom sample utility could be used to overwrite arbitrary files
SecurityFocus: 4902 - QNX RTOS monitor Arbitrary File Modification Vulnerability

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

Entryinfo

Created: 07/22/2014 23:47
Updated: 11/28/2024 07:33
Changes: 07/22/2014 23:47 (50), 06/08/2018 11:20 (4), 11/28/2024 07:33 (25)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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