High severity · published Dec 23, 2021
CVE-2021-4144
TP-Link wifi router TL-WR802N V4(JP), with firmware version prior to 211202, is vulnerable to OS command injection
8.8
CVSS
1.9%
EPSS
No
On KEV
Description
TP-Link wifi router TL-WR802N V4(JP), with firmware version prior to 211202, is vulnerable to OS command injection.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.9% · higher than 80% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
TF
Tl-wr802n Firmware · Tp-link
before 211202 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-4144
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-4144
Third Party Advisory
https://jvn.jp/en/vu/JVNVU94883311/
Product
https://www.tp-link.com/jp/support/download/tl-wr802n/#Firmware
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