Vulnerability Monitor

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CVE-2021-44827

There is remote authenticated OS command injection on TP-Link Archer C20i 0.9.1 3.2 v003a.0 Build 170221 Rel.55462n devices vie the X_TP_ExternalIPv6Address HTTP parameter, allowing a remote attacker to run arbitrary commands on the router with root privileges.

Published

2022-03-04T22:15:19.193

Last Modified

2024-11-21T06:31:34.293

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 8.8 (HIGH)

CVSSv2 Vector

AV:N/AC:L/Au:S/C:C/I:C/A:C

Access Vector: NETWORK
Access Complexity: LOW
Authentication: SINGLE
Confidentiality Impact: COMPLETE
Integrity Impact: COMPLETE
Availability Impact: COMPLETE

Exploitability Score

8.0

Impact Score

10.0

Weaknesses

Type: Primary
CWE-78

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	tp-link	archer_c20i_firmware	≤ 170221	Yes
Hardware	tp-link	archer_c20i	-	No

References

https://Full-Disclosure.eu Exploit, Third Party Advisory ([email protected])
https://full-disclosure.eu/reports/2022/CVE-2021-44827-tplink-authenticated-remote-code-execution.html Exploit, Third Party Advisory ([email protected])
https://www.tp-link.com/us/security Vendor Advisory ([email protected])
https://Full-Disclosure.eu Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://full-disclosure.eu/reports/2022/CVE-2021-44827-tplink-authenticated-remote-code-execution.html Exploit, Third Party Advisory (af854a3a-2127-422b-91ae-364da2661108)
https://www.tp-link.com/us/security Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)