VulnerabilityModified

CVE-2021-45986

Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a command injection vulnerability in the function formSetUSBShareInfo.

CRITICAL 9.8EPSS 1.87%

Does this matter?

High impact if exploited, but EPSS currently rates exploitation as unlikely (1.87%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.

Description

Tenda routers G1 and G3 v15.11.0.17(9502)_CN were discovered to contain a command injection vulnerability in the function formSetUSBShareInfo. This vulnerability allows attackers to execute arbitrary commands via the usbOrdinaryUserName parameter.

CVSS 3.1: 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
EPSS: 1.87% probability · 78th percentile
CISA KEV: Not listed
Weakness: CWE-78
Affected: tendacn/g1 firmware · tendacn/g3 firmware
Source: cve@mitre.org

References

https://github.com/pjqwudi/my_vuln/blob/main/Tenda/vuln_2/2.mdBroken Link
https://exchange.xforce.ibmcloud.com/vulnerabilities/218962Third Party Advisory
https://github.com/pjqwudi/my_vuln/blob/main/Tenda/vuln_2/2.mdBroken Link

Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.