CVE-2020-14078

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 wifi_captive_portal_login with a sufficiently long REMOTE_ADDR key.

CVSS v3 8.8 HIGH
CVSS v2.0 6.5 MEDIUM

8.8^/10

CVSS v3 : HIGH

Vector :

Exploitability : 2.8 / Impact : 5.9

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required LOW

User Interaction NONE

Confidentiality Impact HIGH

Integrity Impact HIGH

Availability Impact HIGH

Scope UNCHANGED

6.5^/10

CVSS v2.0 : MEDIUM

Vector : AV:N/AC:L/Au:S/C:P/I:P/A:P

Exploitability : 8.0 / Impact : 6.4

Access Vector NETWORK

Access Complexity LOW

Authentication SINGLE

Confidentiality Impact PARTIAL

Integrity Impact PARTIAL

Availability Impact PARTIAL

References

Link	Resource
https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/TRENDnet-wifi_captive.pdf	Third Party Advisory
https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/wifi_captive_portal_login_overflow.pdf	Third Party Advisory
https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/TRENDnet-wifi_captive.pdf	Third Party Advisory
https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/wifi_captive_portal_login_overflow.pdf	Third Party Advisory

Configurations

Configuration 1 (hide)

AND

cpe:2.3:o:trendnet:tew-827dru_firmware:*:*:*:*:*:*:*:*

cpe:2.3:h:trendnet:tew-827dru:-:*:*:*:*:*:*:*

History

21 Nov 2024, 05:02

Type	Values Removed	Values Added
References	~~() https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/TRENDnet-wifi_captive.pdf - Third Party Advisory~~	() https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/TRENDnet-wifi_captive.pdf - Third Party Advisory
References	~~() https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/wifi_captive_portal_login_overflow.pdf - Third Party Advisory~~	() https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/wifi_captive_portal_login_overflow.pdf - Third Party Advisory

Information

Published : 2020-06-15 04:15

Updated : 2024-11-21 05:02

NVD link : CVE-2020-14078

Mitre link : CVE-2020-14078

CVE.ORG link : CVE-2020-14078

JSON object : View

Products Affected

trendnet

tew-827dru
tew-827dru_firmware

CWE

CWE-787

Out-of-bounds Write

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