What is CVE-2021-20657?

CVE-2021-20657 is a medium-severity vulnerability in Contec Sv-cpt-mc310. CVSS score: 5.4/10. Published 2021-02-24.

How severe is CVE-2021-20657?

Medium severity. CVSS v3 base score is 5.4 out of 10.

Vulnerability in Contec Sv-cpt-mc310

CVE-2021-20657

Improper access control vulnerability in SolarView Compact SV-CPT-MC310 prior to Ver.6.5 allows an authenticated attacker to obtain and/or alter the setting information without the access privilege via unspecified vectors.

EPSS: 0.027 (84.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.4 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:N.

Affected products

Contec Sv-cpt-mc310
Contec Sv-cpt-mc310_firmware
Contec Co., Ltd. Solarview Compact — versions SV-CPT-MC310 prior to Ver.6.5

References

vultures@jpcert.or.jp (x_refsource_MISC, Vendor Advisory)
vultures@jpcert.or.jp (x_refsource_MISC, Vendor Advisory)
vultures@jpcert.or.jp (Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2021-20657?: CVE-2021-20657 is a medium-severity vulnerability in Contec Sv-cpt-mc310. CVSS score: 5.4/10. Published 2021-02-24.
How severe is CVE-2021-20657?: Medium severity. CVSS v3 base score is 5.4 out of 10.