Vulnerability Details : CVE-2020-14074
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 kick_ban_wifi_mac_allow with a sufficiently long qcawifi.wifi0_vap0.maclist key.
Vulnerability category: OverflowMemory CorruptionExecute code
Products affected by CVE-2020-14074
- cpe:2.3:o:trendnet:tew-827dru_firmware:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2020-14074
0.14%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 48 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2020-14074
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
6.5
|
MEDIUM | AV:N/AC:L/Au:S/C:P/I:P/A:P |
8.0
|
6.4
|
NIST | |
|
8.8
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2020-14074
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2020-14074
-
https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/TRENDnet-kick_ban_wifi.pdf
IoTFirmware/TRENDnet-kick_ban_wifi.pdf at master · kuc001/IoTFirmware · GitHubThird Party Advisory
-
https://github.com/kuc001/IoTFirmware/blob/master/Trendnet/TEW-827/kick_ban_wifi_mac_allow_overflow.pdf
IoTFirmware/kick_ban_wifi_mac_allow_overflow.pdf at master · kuc001/IoTFirmware · GitHubThird Party Advisory
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