Vulnerability Details : CVE-2021-45392
Potential exploit
A Buffer Overflow vulnerability exists in Tenda Router AX12 V22.03.01.21_CN in the sub_422CE4 function in page /goform/setIPv6Status via the prefixDelegate parameter, which causes a Denial of Service.
Vulnerability category: OverflowMemory CorruptionDenial of service
Products affected by CVE-2021-45392
- cpe:2.3:o:tenda:ax12_firmware:22.03.01.21_cn:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2021-45392
3.11%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 86 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2021-45392
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | AV:N/AC:L/Au:N/C:N/I:N/A:C |
10.0
|
6.9
|
NIST | |
|
7.5
|
HIGH | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST |
CWE ids for CVE-2021-45392
-
The product writes data past the end, or before the beginning, of the intended buffer.Assigned by: nvd@nist.gov (Primary)
References for CVE-2021-45392
-
https://www.tenda.com.cn/
腾达(Tenda)官方网站Vendor Advisory
-
http://tendawifi.com/index.html
Broken Link
-
https://github.com/sec-bin/IoT-CVE/tree/main/Tenda/AX12/2
IoT-CVE/Tenda/AX12/2 at main · sec-bin/IoT-CVE · GitHubExploit;Third Party Advisory
-
https://www.tenda.com.cn/product/AX12.html
AX12 AX3000双频千兆Wi-Fi 6无线路由器_腾达(Tenda)官方网站Product;Vendor Advisory
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