CVE-2020-15744
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 · uneditedStack-based Buffer Overflow vulnerability in the ONVIF server component of Victure PC420 smart camera allows an attacker to execute remote code on the target device. This issue affects: Victure PC420 firmware version 1.2.2 and prior versions.
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 confidenceA stack-based buffer overflow vulnerability exists in the ONVIF server component of Victure PC420 smart camera firmware versions 1.2.2 and prior. The overflow allows remote attackers to overwrite stack memory and execute arbitrary code on the target device.
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<= 1.2.2CVSS 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
- None
- User interaction
- None
- Scope
- Unchanged
- Confidentiality
- High
- Integrity
- High
- Availability
- High
CVSS:3.1/AV:N/AC:L/PR:N/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 checksWork through these to decide whether this CVE applies to you.
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Identify Victure PC420 cameras on your networkUse network scanning tools (such as nmap, Angry IP Scanner, or your network device inventory) to discover devices with vendor identifier 'Victure' or product name 'PC420'. Check DHCP lease tables or router device lists for these cameras.Affected if You have a Victure PC420 smart camera on your network
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Determine the firmware version of the cameraAccess the camera's web interface (typically at its IP address) and navigate to the Settings or System Information page to view the firmware version. Alternatively, use ONVIF device manager or the camera's mobile app to query the device information.Affected if The displayed firmware version is 1.2.2 or lower
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Check if ONVIF service is enabledAccess the camera's web interface and look for ONVIF settings under Network or Security configuration menus. Use ONVIF Device Manager or run an ONVIF probe (such as 'gSOAP onvif' tools) against the camera's IP on port 80 or 8080 to confirm the ONVIF service is active.Affected if ONVIF service is enabled and accessible on the device
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Compare your version to the affected rangeCross-reference your identified firmware version with the affected range: firmware versions 1.2.2 and prior are vulnerable. Note the exact version number if available.Affected if Your firmware version is 1.2.2 or any version prior to 1.2.2
You are affected if you have a Victure PC420 camera running firmware version 1.2.2 or earlier with the ONVIF service enabled.
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 dataUpgrade Victure PC420 firmware to a version newer than 1.2.2. If no patched firmware is available, isolate affected devices on a restricted network segment and disable unnecessary ONVIF services.
- Consultation6.0 h
- Implementation12.0 h
- Testing8.0 h
- Review / QA4.0 h
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Free · runs locallyCheck whether your project pulls in CVE-2020-15744 — 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-2020-15744 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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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.
- Verified mitigations, workarounds, and config changes
- Version or environment caveats, and links to real fixes
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