Critical severity · published Jan 28, 2022
CVE-2021-44971
Multiple Tenda devices are affected by authentication bypass, such as AC15V1.0 Firmware V15.03.05.20_multi?AC5V1.0 Firmware V15.03.06.48_multi and so on
9.8
CVSS
2.1%
EPSS
No
On KEV
Description
Multiple Tenda devices are affected by authentication bypass, such as AC15V1.0 Firmware V15.03.05.20_multi?AC5V1.0 Firmware V15.03.06.48_multi and so on. an attacker can obtain sensitive information, and even combine it with authenticated command injection to implement RCE.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.1% · higher than 82% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
AF
Ac15 Firmware · Tenda
15.03.05.20_multi · source: NVD
AF
Ac5 Firmware · Tenda
15.03.06.48_multi · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-44971
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-44971
Broken Link
https://github.com/21Gun5/my_cve/blob/main/tenda/bypass_auth.md
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