HOMEVULNERABILITIESCVE-2023-41921
CRITICAL

CVE-2023-41921

CWE-494Published: July 2, 2024· Updated: Jun 17, 2026

9.8
CVSS v3.1

Official 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.

NVD Source

Technical Analysis

CVE-2023-41921 can be exploited remotely over the network without requiring physical or adjacent access, significantly expanding the attack surface for threat actors.

The vulnerability requires no privileges and no user interaction, making it a prime target for automated exploitation campaigns and worm-like propagation.

A successful exploit results in complete confidentiality breach (data exposure), full integrity compromise (data manipulation), availability disruption (denial of service), with a CVSS base score of 9.8.

CVSS v3.1 Vector Breakdown

Exploitability
Attack VectorNetwork
Attack ComplexityLow
Privileges Req.None
User InteractionNone
ScopeUnchanged
Impact
ConfidentialityHigh
IntegrityHigh
AvailabilityHigh
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploit & PoC Resources

NO KNOWN EXPLOITNo public exploit confirmed at this time
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All References (2)

Quick Facts

CVE IDCVE-2023-41921
CVSS Score9.8 / 10
SeverityCRITICAL
WeaknessCWE-494
CISA KEVNo
PublishedJul 2, 2024

Related CVEs (CWE-494)

Recommended Actions

  • Apply vendor patches immediately
  • Monitor CVE-2023-41921 in threat intel feeds
  • Review IDS/IPS signatures for exploitation attempts
Data sourced from NVD (NIST), CISA KEV, and EPSS (FIRST). Analysis generated by CTIWATCH.COM. CVE data is provided under the NVD usage policy.