CVE-2020-14076

moderate-risk
Published 2020-06-15

TRENDnet TEW-827DRU devices through 2.06B04 contain a stack-based buffer overflow in the ssi binary. The overflow allows an authenticated user to execute arbitrary code by POSTing to apply.cgi via the action st_dev_connect, st_dev_disconnect, or st_dev_rconnect with a sufficiently long wan_type key.

Do I need to act?

~
6.4% chance of exploitation in next 30 days
EPSS score — moderate exploit probability
-
Not on CISA KEV list
No confirmed active exploitation reported to CISA
?
Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
8
CVSS 8.8/10 High
NETWORK / LOW complexity

Affected Products (1)

Affected Vendors

Trendnet

References (8)

Third Party Advisory https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/TRENDnet-st_d...
Exploit https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/st_dev_connec...
Exploit https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/st_dev_discon...
Exploit https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/st_dev_rconne...
Third Party Advisory https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/TRENDnet-st_d...
Exploit https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/st_dev_connec...
Exploit https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/st_dev_discon...
Exploit https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/st_dev_rconne...
44
/ 100
moderate-risk
Severity 30/34 · Critical
Exploitability 9/34 · Low
Exposure 5/34 · Minimal