CVE-2021-4242

moderate-risk
Published 2022-11-30

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.

Do I need to act?

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10.5% chance of exploitation in next 30 days
EPSS score — higher than 90% of all CVEs
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Not on CISA KEV list
No confirmed active exploitation reported to CISA
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Patch status unknown
Check vendor advisories for fix availability and mitigation guidance
6
CVSS 6.3/10 Medium
NETWORK / LOW complexity

Affected Products (4)

Affected Vendors

Sapido

References (6)

Exploit https://blog.csdn.net/qq_44159028/article/details/114590267
Exploit https://github.com/smallpiggy/Sapido--rce/blob/main/Sapido%E8%B7%AF%E7%94%B1%E5%...
Third Party Advisory https://vuldb.com/?id.214592
Exploit https://blog.csdn.net/qq_44159028/article/details/114590267
Exploit https://github.com/smallpiggy/Sapido--rce/blob/main/Sapido%E8%B7%AF%E7%94%B1%E5%...
Third Party Advisory https://vuldb.com/?id.214592
44
/ 100
moderate-risk
Severity 23/34 · High
Exploitability 11/34 · Low
Exposure 10/34 · Low