CVE-2023-40146

Public Exploit

Description

A privilege escalation vulnerability exists in the /bin/login functionality of Peplink Smart Reader v1.2.0 (in QEMU). A specially crafted command line argument can lead to a limited-shell escape and elevated capabilities. An attacker can authenticate with hard-coded credentials and execute unblocked default busybox functionality to trigger this vulnerability.

Categories

6.8
CVSS
Severity: Medium
CVSS 3.1 •
EPSS 0.20%
Vendor Advisory peplink.com
Affected: Peplink Smart Reader
Published at:
Updated at:

References

Link Tags
https://talosintelligence.com/vulnerability_reports/TALOS-2023-1868 third party advisory exploit
https://forum.peplink.com/t/peplink-security-advisory-smart-reader-firmware-1-2-0-cve-2023-43491-cve-2023-45209-cve-2023-39367-cve-2023-45744-cve-2023-40146/47256 vendor advisory
https://security.netapp.com/advisory/ntap-20240822-0008/ third party advisory

Frequently Asked Questions

What is the severity of CVE-2023-40146?
CVE-2023-40146 has been scored as a medium severity vulnerability.
How to fix CVE-2023-40146?
To fix CVE-2023-40146, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2023-40146 being actively exploited in the wild?
It is possible that CVE-2023-40146 is being exploited or will be exploited in a near future based on public information. 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-2023-40146?
CVE-2023-40146 affects Peplink Smart Reader.
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