CVE-2023-27920

Name: CVE-2023-27920
Creator: NVD / NIST
Published: 2023-05-23T02:15:09.827+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 4.3/10EPSS 1.83%

Last modified Jun 17, 2026

CVE-2023-27920 is a medium-severity vulnerability rated 4.3/10 on the CVSS scale. Improper access control vulnerability in the system date/time setting page of SolarView Compact SV-CPT-MC310 versions prior to Ver.8.10 and SV-CPT-MC310F versions prior to Ver.8.10 allows a remote authenticated attacker to alter system date/time of the affected product.. EPSS estimates a 1.83% chance of exploitation in the next 30 days.

Description

Improper access control vulnerability in the system date/time setting page of SolarView Compact SV-CPT-MC310 versions prior to Ver.8.10 and SV-CPT-MC310F versions prior to Ver.8.10 allows a remote authenticated attacker to alter system date/time of the affected product.

Metrics

CVSS 3.1

4.3/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:N

EPSS Probability

1.83%

76.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-863

Affected Software

Vendor	Product	Versions
Contec	Sv-Cpt-Mc310f Firmware	< 8.10
Contec	Sv-Cpt-Mc310 Firmware	< 8.10

References

https://jvn.jp/en/vu/JVNVU92106300/Third Party Advisory
https://www.contec.com/jp/api/downloadlogger?download=/-/media/Contec/jp/support/security-info/contec_security_solarview_230508.pdfVendor Advisory
https://www.contec.com/jp/download/donwload-list/?itemid=b28c8b7c-9f40-40b2-843c-b5b04c035b0e#firmwareVendor Advisory
https://jvn.jp/en/vu/JVNVU92106300/Third Party Advisory
https://www.contec.com/jp/api/downloadlogger?download=/-/media/Contec/jp/support/security-info/contec_security_solarview_230508.pdfVendor Advisory
https://www.contec.com/jp/download/donwload-list/?itemid=b28c8b7c-9f40-40b2-843c-b5b04c035b0e#firmwareVendor Advisory

Timeline

Published: May 23, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-27920?

How severe is CVE-2023-27920?

CVE-2023-27920 has a CVSS score of 4.3/10 (MEDIUM severity). The EPSS model estimates a 1.83% probability of exploitation in the next 30 days.

How do I fix CVE-2023-27920?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-27920?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST