CVEvulnerability
CVE-2021-44827
8.8 HIGH
Official page ↗
- Status
- Modified
- Published
- 2022-03-04
- Last modified
- 2026-06-17
- Assigner
- [email protected]
- CVSS 3.1 ([email protected])
- 8.8 HIGH — CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
- CVSS 2.0 ([email protected])
- 9.0 HIGH — AV:N/AC:L/Au:S/C:C/I:C/A:C
- Weaknesses
- CWE-78
Description
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.
Affected configurations
• tp-link archer c20i firmware (<= 170221)
Related
Weakness · CWE (1)
- CWE-78 Improper Neutralization of Special Elements used in an OS Command weakness
References
- https://Full-Disclosure.eu Exploit, Third Party Advisory
- https://full-disclosure.eu/reports/2022/CVE-2021-44827-tplink-authenticated-remote-code-execution.html Exploit, Third Party Advisory
- https://www.tp-link.com/us/security Vendor Advisory
- https://Full-Disclosure.eu Exploit, Third Party Advisory
- https://full-disclosure.eu/reports/2022/CVE-2021-44827-tplink-authenticated-remote-code-execution.html Exploit, Third Party Advisory
- https://www.tp-link.com/us/security Vendor Advisory