VulnerabilityModified
CVE-2021-45392
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.
HIGH 7.5EPSS 12.3%
Does this matter?
EPSS puts the probability of exploitation in the next 30 days at 12.3%, higher than 96% of all known CVEs. Patch or mitigate before the next change window.
Description
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.
- CVSS 3.1
- 7.5 HIGHCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- EPSS
- 12.29% probability · 96th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-787
- Affected
- tenda/ax12 firmware
- Source
- cve@mitre.org
References
- http://tendawifi.com/index.htmlBroken Link
- https://github.com/sec-bin/IoT-CVE/tree/main/Tenda/AX12/2Exploit, Third Party Advisory
- https://www.tenda.com.cn/Vendor Advisory
- https://www.tenda.com.cn/product/AX12.htmlProduct, Vendor Advisory
- http://tendawifi.com/index.htmlBroken Link
- https://github.com/sec-bin/IoT-CVE/tree/main/Tenda/AX12/2Exploit, Third Party Advisory
- https://www.tenda.com.cn/Vendor Advisory
- https://www.tenda.com.cn/product/AX12.htmlProduct, Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.