CVE-2020-12046
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 · uneditedOpto 22 SoftPAC Project Version 9.6 and prior. SoftPAC’s firmware files’ signatures are not verified upon firmware update. This allows an attacker to replace legitimate firmware files with malicious files.
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 confidenceOpto 22 SoftPAC Project versions 9.6 and prior lack cryptographic signature verification on firmware files during the update process. This allows an attacker to replace legitimate firmware with malicious firmware by intercepting or controlling the update channel, potentially enabling code execution or system compromise at the firmware level.
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<= 9.6CVSS 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
- Required
- Scope
- Unchanged
- Confidentiality
- None
- Integrity
- High
- Availability
- None
CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:U/C:N/I:H/A:N
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 checksWork through these to decide whether this CVE applies to you.
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Identify SoftPAC Project versionLocate the SoftPAC Project installation and retrieve the installed version number. This is typically found in the software's about dialog, installed programs list, or the program's executable file properties.Affected if The installed version is 9.6 or any version prior to 9.6.
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Verify firmware update feature existsExamine the SoftPAC Project interface for firmware update or firmware download capabilities. Look for update wizards, firmware download options, or any functionality that handles firmware file import.Affected if The firmware update or download feature is present and accessible within the SoftPAC Project environment.
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Assess update channel network exposureDetermine how firmware updates are performed - whether over the network, from local files, or through a specific update service. Check network configuration and firewall rules governing the SoftPAC system.Affected if The SoftPAC system can receive firmware files over the network or from an unprotected channel without cryptographic verification.
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Inspect firmware file handlingReview how the SoftPAC Project processes incoming firmware files. Determine if any signature verification, checksum validation, or integrity checking occurs before firmware installation.Affected if Firmware files are accepted and processed without cryptographic signature verification or integrity validation.
A system is affected if it runs SoftPAC Project version 9.6 or prior and utilizes the firmware update feature without cryptographic signature verification on the firmware files.
Generated from the published advisory. Verify against your own configuration.
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.
From vendor dataImplement cryptographic signature verification for all firmware files before installation, using a robust key management infrastructure. Until the vendor patch is available, isolate the SoftPAC system on a dedicated network segment and verify firmware integrity through out-of-band checksums from trusted channels.
- Consultation8.0 h
- Implementation24.0 h
- Testing16.0 h
- Review / QA8.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2020-12046 — or any other known-vulnerable package — straight from your lock files. Free and open source; it runs locally and uploads nothing.
References Go to the primary sourcePrimary sources — vendor advisories, patches and trackers. Where our summary and a reference disagree, the reference wins.
Primary sourcesPractitioner notes
ContributedPeer-ranked notes from engineers who’ve handled CVE-2020-12046 in production — separate from our analysis above.
The advisory tells you what broke. It rarely tells you what actually worked. If you’ve dealt with this one, that detail is what the next engineer is searching for.
- The version that genuinely resolved it — not the one the vendor claimed
- A config change or rule that shut the vector down
- A gotcha in the upgrade path that cost you an afternoon
No notes yet
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- 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
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