CVE-2022-37133
Published: 22 August 2022
Summary
CVE-2022-37133 is a high-severity Improper Resource Shutdown or Release (CWE-404) vulnerability in Dlink Dir-816 Firmware. Its CVSS base score is 7.5 (High).
Operationally, ranked in the top 29.0% of CVEs by exploit likelihood; it is not currently listed in the CISA KEV catalog; a public proof-of-concept is referenced.
EU & UK References
- 🇪🇺 ENISA EUVD: EUVD-2022-39786
Vulnerability details
D-link DIR-816 A2_v1.10CNB04.img reboots the router without authentication via /goform/doReboot. No authentication is required, and reboot is executed when the function returns at the end.
- 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.
Contingency plan updates incorporate proper resource shutdown and release steps, preventing attackers from leveraging incomplete cleanup during recovery scenarios.
Mandates explicit shutdown of the network connection at session conclusion, directly addressing improper resource release.
Requires proper shutdown/release procedures that include overwriting or isolating data to block unintended transfer via reused system objects.
Procedures can mandate orderly shutdown or release of resources when failures occur, preventing improper resource handling after a fault.