RCE in Sapido Br270n
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.
EPSS: 0.030 (86.1th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 6.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L.
Affected products
- Sapido Br270n — versions n/a
- Sapido Br270n_firmware — versions 2.1.03
- Sapido Brc76n — versions n/a
- Sapido Brc76n_firmware — versions 2.1.03
- Sapido Gr297 — versions n/a
- Sapido Gr297n
- Sapido Gr297n_firmware — versions 2.1.3
- Sapido Rb-1732
- Sapido Rb1732 — versions n/a
- Sapido Rb-1732_firmware — versions 2.0.43
Weakness classification (CWE)
References
- cna@vuldb.com (Exploit, Third Party Advisory)
- cna@vuldb.com (Exploit, Third Party Advisory)
- cna@vuldb.com (Third Party Advisory)
Frequently asked questions
- What is CVE-2021-4242?
- CVE-2021-4242 is a medium-severity vulnerability in Sapido Br270n, classified under CWE-707. CVSS score: 6.3/10. Published 2022-11-30.
- How severe is CVE-2021-4242?
- Medium severity. CVSS v3 base score is 6.3 out of 10.