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VulnerabilityPublished Updated

CVE-2024-54983: Missing Authentication

Source CVE Database V5

0

Not known to be exploited · CVSS 9.8 Critical.

Data as of 26 Oct 2026, 09:15 UTC

CVSS 3.1 base score
9.8Critical
How severe the flaw is on the 0–10 CVSS scale.
EPSS
0.5% chance of exploitation in 30 days – higher than 43% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Exploitation evidence

  1. Disclosed: evidence found.

    CVE published 19 Dec 2024

  2. Detectable: no evidence on record.

    No public nuclei template indexed

  3. Weaponised: no evidence on record.

    No public exploit code indexed in Metasploit or Exploit-DB

  4. Exploited in the wild: no evidence on record.

    Not in CISA KEV and no source reports exploitation

  5. Observed by OffSeq Mirage: no evidence on record.

    No attack traffic recorded by OffSeq Mirage sensors

A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.

What to do

AI-suggested

Since no official patches or firmware updates are currently available for the Quectel BC95-CNV module, organizations should implement layered mitigations to reduce risk. First, isolate devices using these modules on dedicated network segments with strict access controls to limit exposure. Employ network intrusion detection and prevention systems (IDS/IPS) tuned to detect anomalous NAS message patterns or unexpected signaling traffic. Monitor device logs and network traffic for signs of unauthorized access attempts or unusual behavior. Where possible, disable unused network services or features on the modules to reduce attack vectors. Engage with Quectel and vendors for timely updates or firmware patches and plan for rapid deployment once available. Additionally, implement strong network-level authentication and encryption mechanisms upstream to protect communication channels. For critical deployments, consider fallback or redundant communication paths to maintain availability in case of compromise. Finally, conduct regular security assessments and penetration testing focused on cellular IoT components to identify and remediate weaknesses proactively.

Description

An issue in Quectel BC95-CNV V100R001C00SPC051 allows attackers to bypass authentication via a crafted NAS message.

References

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