CVE-2022-28909
Published: 10 May 2022
Summary
CVE-2022-28909 is a critical-severity OS Command Injection (CWE-78) vulnerability in Totolink N600R Firmware. Its CVSS base score is 9.8 (Critical).
Operationally, ranked in the top 6.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Deeper analysis
TOTOLink N600R V5.3c.7159_B20190425 contains a command injection vulnerability tracked as CVE-2022-28909 and assigned CWE-78. The flaw resides in the webwlanidx parameter accepted by the /setting/setWebWlanIdx endpoint and carries a CVSS 3.1 score of 9.8 reflecting network-accessible, unauthenticated exploitation with full impact on confidentiality, integrity, and availability.
An unauthenticated attacker can supply a crafted webwlanidx value over HTTP to execute arbitrary operating-system commands on the device. Successful exploitation grants remote code execution that can be used to alter configuration, exfiltrate data, or pivot within the local network.
Public references consist solely of proof-of-concept material hosted on GitHub; no vendor advisory or firmware patch information is included in the supplied references. The associated EPSS score has remained flat at 0.0998 since disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-33344
Vulnerability details
TOTOLink N600R V5.3c.7159_B20190425 was discovered to contain a command injection vulnerability via the webwlanidx parameter in /setting/setWebWlanIdx.
- CWE(s)
Related Threats
No named actor attribution yet. ATT&CK technique mapping in progress for this CVE.
Affected Assets
Mitigating Controls
Likely Mitigating Controls AI
Per-CVE control mapping for this CVE has not run yet; the list below is derived from the weakness types (CWEs) cited in the NVD entry.