High severity · published Feb 24, 2021
CVE-2021-20662
Missing authentication for critical function in SolarView Compact SV-CPT-MC310 prior to Ver.6.5 allows an attacker to alter the setting information without the access privileges…
7.5
CVSS
2.1%
EPSS
No
On KEV
Description
Missing authentication for critical function in SolarView Compact SV-CPT-MC310 prior to Ver.6.5 allows an attacker to alter the setting information without the access privileges via unspecified vectors.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
Attack vector
Network
Complexity
Low
Privileges
None
User interaction
None
Confidentiality
None
Integrity
High
Availability
None
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)2.1% · higher than 82% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
SF
Sv-cpt-mc310 Firmware · Contec
before 6.5 · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2021-20662
CVE.org
https://www.cve.org/CVERecord?id=CVE-2021-20662
Third Party Advisory
https://jvn.jp/en/jp/JVN37417423/index.html
Vendor Advisory
https://www.contec.com/jp/api/downloadlogger?download=https://www.contec.com/jp/-/media/contec/jp/support/security-info/contec_security_solarview_210216.pdf
Vendor Advisory
https://www.contec.com/jp/download/contract/contract2/?itemid=b28c8b7c-9f40-40b2-843c-b5b04c035b0e&downloaditemid=fa248fba-8901-4d9e-8212-b139f2defbdf
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