CVE-2026-29115
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 · uneditedA vulnerability has been found in some Dahua products could allow an authenticated remote attacker to send a specially crafted packet, triggering an exception that causes the system to reboot unexpectedly, resulting in a denial of service.
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 · moderate confidenceThis is a denial of service vulnerability in certain Dahua products (likely IP cameras or NVRs). An authenticated remote attacker can send a specially crafted packet that triggers an exception, causing the device to reboot unexpectedly. The attack requires valid authentication credentials, limiting the attack surface to users with valid credentials.
Verify against the referenced sources before acting — the references below are authoritative for this CVE, this summary is not.
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
- High
- Authentication
- X
- User interaction
- None
- Scope
- X
CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X
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 Dahua devices on the networkReview network inventory or use discovery tools to locate devices with Dahua branding, such as NVRs, IP cameras, or video encoders. Check device web interfaces or management consoles for Dahua logo or model numbers.Affected if The organization uses any Dahua device for video surveillance or recording.
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Check the installed firmware versionLog into the Dahua device web interface or use the Dahua Config Tool to view the firmware version under System > Info or similar. Compare this version against any Dahua security advisories for CVE-2026-29115.Affected if The firmware version is older than the version that includes the vendor patch for this vulnerability.
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Verify if remote management interfaces are accessibleCheck network firewall rules and device settings to determine if the device management ports (typically HTTP/HTTPS on 80/443 or custom ports) are exposed to untrusted networks or the internet.Affected if Remote management interfaces are accessible from networks outside the trusted internal network.
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Review user accounts and authentication settingsInspect the device user account list and confirm whether default credentials have been changed, and verify that strong password policies are enforced.Affected if Weak, default, or compromised credentials exist that could be leveraged by an attacker to authenticate.
A user is affected if they have a Dahua device with unpatched firmware accessible to an attacker who possesses valid authentication credentials.
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 dataApply vendor-provided patches or firmware updates when available. Restrict network access to management interfaces, enforce strong authentication credentials, and consider network segmentation to limit exposure to authenticated attackers.
- Consultation4.0 h
- Implementation4.0 h
- Testing4.0 h
- Review / QA2.0 h
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Scan for this in your stack
Free · runs locallyCheck whether your project pulls in CVE-2026-29115 — 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-2026-29115 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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