CVE-2021-4242

A vulnerability was found in Sapido BR270n, BRC76n, GR297 and RB1732 and classified as critical. Affected by this issue is some unknown functionality of the file ip/syscmd.htm. The manipulation leads to os command injection. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-214592.

• CWE-707
• CWE-78

• https://blog.csdn.net/qq_44159028/article/details/114590267Exploit, Third Party Advisory
• https://github.com/smallpiggy/Sapido--rce/blob/main/Sapido%E8%B7%AF%E7%94%B1%E5%99%A8-rce.pyExploit, Third Party Advisory
• https://vuldb.com/?id.214592Third Party Advisory
• https://blog.csdn.net/qq_44159028/article/details/114590267Exploit, Third Party Advisory
• https://github.com/smallpiggy/Sapido--rce/blob/main/Sapido%E8%B7%AF%E7%94%B1%E5%99%A8-rce.pyExploit, Third Party Advisory
• https://vuldb.com/?id.214592Third Party Advisory

Published

Nov 30, 2022

Last Modified

Jun 17, 2026

Status

Modified

• How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
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