CVE-2024-23929

Pioneer DMH-WT7600NEX Telematics Directory Traversal

Description

This vulnerability allows network-adjacent attackers to create arbitrary files on affected installations of Pioneer DMH-WT7600NEX devices. Although authentication is required to exploit this vulnerability, the existing authentication mechanism can be bypassed. The specific flaw exists within the telematics functionality. The issue results from the lack of proper validation of a user-supplied path prior to using it in file operations. An attacker can leverage this in conjunction with other vulnerabilities to execute arbitrary code in the context of root.

Remediation

Workaround:

  • Given the nature of the vulnerability, the only salient mitigation strategy is to restrict interaction with the application

Category

7.3
CVSS
Severity: High
CVSS 3.1 •
EPSS 0.06%
Third-Party Advisory zerodayinitiative.com
Affected: Pioneer DMH-WT7600NEX
Published at:
Updated at:

References

Link Tags
https://www.zerodayinitiative.com/advisories/ZDI-24-1044/ third party advisory
https://jpn.pioneer/ja/car/dl/dmh-sz700_sf700/

Frequently Asked Questions

What is the severity of CVE-2024-23929?
CVE-2024-23929 has been scored as a high severity vulnerability.
How to fix CVE-2024-23929?
As a workaround for remediating CVE-2024-23929: Given the nature of the vulnerability, the only salient mitigation strategy is to restrict interaction with the application
Is CVE-2024-23929 being actively exploited in the wild?
As for now, there are no information to confirm that CVE-2024-23929 is being actively exploited. According to its EPSS score, there is a ~0% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
What software or system is affected by CVE-2024-23929?
CVE-2024-23929 affects Pioneer DMH-WT7600NEX.
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