CVE-2023-41921 (CVSS 9.8)

Description

A vulnerability allows attackers to download source code or an executable from a remote location and execute the code without sufficiently verifying the origin and integrity of the code. This vulnerability can allow attackers to modify the firmware before uploading it to the system, thus achieving the modification of the target’s integrity to achieve an insecure state.

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CVSS v3.1 Score

9.8

CRITICAL

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Weakness Type (CWE)

CWE-494 CWE-494

References

Other References

https://advisories.ncsc.nl/advisory?id=NCSC-2024-0273 https://advisories.ncsc.nl/advisory?id=NCSC-2024-0273

Frequently Asked Questions

What is CVE-2023-41921? +

A vulnerability allows attackers to download source code or an executable from a remote location and execute the code without sufficiently verifying the origin and integrity of the code. This vulnerability can allow attackers to modify the firmware before uploading it to the system, thus achieving the modification of the target’s integrity to achieve an insecure state. It has a CVSS v3.1 base score of 9.8 (CRITICAL).

How severe is CVE-2023-41921? +

CVE-2023-41921 has a CVSS v3.1 score of 9.8 out of 10, rated CRITICAL. This is a critical vulnerability that should be patched immediately.

How do I check if I'm vulnerable to CVE-2023-41921? +

You can use Secably's free Website Scanner to check your website for known vulnerabilities. For infrastructure scanning, use the Port Scanner to identify exposed services that may be affected. Check the vendor advisories linked above for specific patch and version information.

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