CVE-2022-29592
Published: 05 May 2022
Summary
CVE-2022-29592 is a critical-severity OS Command Injection (CWE-78) vulnerability in Tenda Tx9 Pro Firmware. Its CVSS base score is 9.8 (Critical).
Operationally, ranked in the top 5.8% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
Deeper analysis
Tenda TX9 Pro devices running firmware version 22.03.02.10 contain an OS command injection vulnerability tracked as CVE-2022-29592. The flaw exists in the set_route function, which is invoked by doSystemCmd_route, and is classified under CWE-78 with a CVSS 3.1 score of 9.8 reflecting network-accessible unauthenticated command execution.
An attacker with network access can supply crafted input to the affected endpoint and execute arbitrary operating-system commands on the device. Successful exploitation grants full control over the router, allowing confidentiality, integrity, and availability impacts without requiring credentials or user interaction.
Public references consist of a technical disclosure on GitHub that reproduces the injection path but contain no vendor advisory, firmware update, or mitigation guidance. The associated EPSS score has remained near 0.13 with a recorded peak of 0.1419, indicating moderate and stable exploitation interest since disclosure.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-33924
Vulnerability details
Tenda TX9 Pro 22.03.02.10 devices allow OS command injection via set_route (called by doSystemCmd_route).
- 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.