A vulnerability was found in TRENDnet TEW-821DAP up to 1.12B01. This impacts the function platform_do_upgrade_cameo_dev of the file cameo_dev.sh of the component Firmware Update Handler. Performing a manipulation results in insufficient verification of data authenticity. The attack is possible to be carried out remotely. The complexity of an attack is rather high. The exploitability is said to be difficult. The vendor explains: "That firmware version will only work on our hardware version v1.xR. We have already EOL that product 8 years ago and are no longer selling". This vulnerability only affects products that are no longer supported by the maintainer.
Fix
Nothing published yet: no patch, vendor advisory or mitigation reference on NVD, no vendor advisory in the News for this CVE, not in CISA's KEV, no fixed package version. BaselineWatch does not guess at one.
Change history 1
- First seenCVSS 6.3 · trendnetNVD modified 2026-10-26 20:10
Affected (CPE criteria) 1
cpe:2.3:o:trendnet:tew-821dap_firmware:1.12b01:*:*:*:*:*:*:*
References 4
- https://github.com/IOTRes/IOT_Firmware_Update/blob/main/Trendnet/TEW-821DAP_Inte.md Exploit, Third Party Advisory
- https://vuldb.com/submit/806218 Third Party Advisory, VDB Entry
- https://vuldb.com/vuln/360568 Third Party Advisory, VDB Entry
- https://vuldb.com/vuln/360568/cti Permissions Required, VDB Entry