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Sv Cpt Mc310f FirmwareOperating system · Contec

CVE-2023-27518

HIGH · 8.8 CVSS v3.1 Published 2023-05-23
Fix available
A fix is available. Upgrade to 8.10 or later.
See remediation →
94/100
Remediation priority · Urgent
Remotely reachable Zero-click

Official description Straight from the sourceThe vendor's or NVD's own wording, published unedited. Authoritative, but often terse — it says what broke, rarely what to do.

NVD · unedited
Buffer overflow vulnerability in the multiple setting pages 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 execute arbitrary code.

Technical summary Written by usOur analysis, written from the advisory, the CVSS vector and the affected-version data. It adds context the advisory leaves out, and never invents facts that are not in the source.

dbcve analysis · high confidence

Buffer overflow vulnerability in multiple setting pages of SolarView Compact SV-CPT-MC310 and SV-CPT-MC310F solar monitoring devices (versions prior to Ver.8.10) allows a remote authenticated attacker to execute arbitrary code on the affected system.

MitigationUpgrade SolarView Compact devices to Ver.8.10 or later to remediate the vulnerability. If immediate patching is not possible, implement network segmentation and restrict access to administrative interfaces to trusted users only.

Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.

Affected products & versions What the vendor confirmedThe version ranges the vendor confirmed as vulnerable. If your version sits inside a range here, treat yourself as exposed until you have upgraded.

NVD · CPE data
Sv Cpt Mc310f FirmwareOperating system
Affected:< 8.10
Sv Cpt Mc310 FirmwareOperating system
Affected:< 8.10

CVSS breakdown How the score is builtThe industry scoring standard. It rates how the flaw is reached, what it takes to exploit, and what an attacker gains — the score is derived from those, not the other way round.

From the vector
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High

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

Am I affected? How to checkSteps we derive from the advisory and the affected-version data, so you can decide whether this CVE reaches your setup. They are a guide, not a scan — your own configuration is the authority.

dbcve checks

Work through these to decide whether this CVE applies to you.

  1. Identify the device model
    Access the SolarView Compact web interface or physically inspect the device label to confirm the model is SV-CPT-MC310 or SV-CPT-MC310F
    Affected if The device model is either SV-CPT-MC310 or SV-CPT-MC310F
  2. Check the firmware version
    Log into the SolarView Compact web admin interface and navigate to the firmware version information page, typically found under Settings or System Information
    Affected if The displayed firmware version is lower than 8.10 (for example, 8.00, 7.50, etc.)
  3. Verify web interface accessibility
    Attempt to access the SolarView Compact web interface via HTTP/HTTPS on the device IP address. Confirm the login page is reachable
    Affected if The web administrative interface is accessible from the network
  4. Confirm authentication is required
    Verify that the web interface requires login credentials. Check if default credentials are in use or if authentication is enforced
    Affected if The setting pages are accessible after authentication (the vulnerability requires authenticated access)

The environment is affected if the device is a SolarView Compact SV-CPT-MC310 or SV-CPT-MC310F with firmware version prior to 8.10, and the web interface with authentication is accessible.

Generated from the published advisory. Verify against your own configuration.

Check your environment

Paste your version and any relevant configuration and it will be compared against the affected criteria above. Do not include secrets or credentials.

AI-assisted, checked against the advisory. Informational, not a guarantee.

Remediation Closing itWhat it takes to close this. Where a vendor fix exists we point at it; where none exists we say so plainly, and can build one. Effort estimates are scoped from the advisory, not from your codebase.

dbcve · scoped
Upgrade available Upgrade to 8.10 or later
Fixed in 8.10
Interim mitigation

Upgrade SolarView Compact devices to Ver.8.10 or later to remediate the vulnerability. If immediate patching is not possible, implement network segmentation and restrict access to administrative interfaces to trusted users only.

Recommended fix High confidence

Firmware Ver.8.10 or later for both SV-CPT-MC310 and SV-CPT-MC310F

  1. 1. Identify the current firmware version of the SolarView Compact SV-CPT-MC310 or SV-CPT-MC310F device
  2. 2. Download the firmware version 8.10 or later from the official Contec website (www.contec.com)
  3. 3. Review the vendor's firmware upgrade instructions and ensure proper backup of current configuration
  4. 4. Apply the firmware upgrade to the device following the vendor's documented procedure
  5. 5. Verify the device is running firmware version 8.10 or later after the upgrade
  6. 6. Confirm the vulnerability is remediated by checking that the device version is no longer in the 'prior to Ver.8.10' range
Caveat As with any firmware upgrade, ensure compatibility with existing systems and follow vendor upgrade procedures to avoid device disruption

Generated from the published advisory — verify against the referenced sources before acting.

Fix this in Sv Cpt Mc310f Firmware Scoped from the published advisory
  • Consultation4.0 h
  • Implementation8.0 h
  • Testing4.0 h
  • Review / QA2.0 h
18.0 hours of engineering $3,200
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References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.

Primary sources

Practitioner notes

Contributed

Peer-ranked notes from engineers who’ve handled CVE-2023-27518 in production — separate from our analysis above.

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What this is

A place for practitioners to share what actually worked: a mitigation you’ve tested, a configuration change, a version- or environment-specific caveat, or a link to a verified patch. The most useful notes rise to the top as peers upvote them, so the signal stays high.

What belongs here
  • Verified mitigations, workarounds, and config changes
  • Version or environment caveats, and links to real fixes
  • No weaponised exploit code, or anything meant to cause harm
  • No spam, self-promotion, credentials, or personal data