Cyber Resilience

CVE-2021-33963

CriticalRCE

Published: 15 January 2022

Published
15 January 2022
Modified
21 November 2024
KEV Added
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Patch
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CVSS Score v3.1 9.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS Score 0.0399 88.7th percentile
Risk Priority 22 60% EPSS · 20% KEV · 20% CVSS

Summary

CVE-2021-33963 is a critical-severity Command Injection (CWE-77) vulnerability in Chinamobile An Lianbao Wf-1 Firmware. Its CVSS base score is 9.8 (Critical).

Operationally, ranked in the top 11.3% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog.

EU & UK References

Vulnerability details

China Mobile An Lianbao WF-1 v1.0.1 router web interface through /api/ZRMacClone/mac_addr_clone receives parameters by POST request, and the parameter macType has a command injection vulnerability. An attacker can use the vulnerability to execute remote commands.

CWE(s)
CWE-77

Related Threats

No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.

Affected Assets

chinamobile
an lianbao wf-1 firmware
1.0.1

Mitigating Controls

No mitigating controls mapped yet. The per-CVE control annotator has not reached this CVE.

References