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CVE-2025-31702

Published: Oct 15, 2025Updated: Oct 16, 2025 Sources: CVE List NVD BDUCWE-732

Description

A vulnerability exists in certain Dahua embedded products. Third-party malicious attacker with obtained normal user credentials could exploit the vulnerability to access certain data which are restricted to admin privileges, such as system-sensitive files through specific HTTP request. This may cause tampering with admin password, leading to privilege escalation. Systems with only admin account are not affected.

In plain language

AI Act now

Some Dahua IP cameras can be tricked over the network by an attacker who already has a normal (non-admin) login to grab admin-only data and change the admin password—this is an active, real-world risk for exposed devices.

Executive summary

CVE-2025-31702 is an authorization bypass (CWE-732) in certain Dahua embedded products that allows an attacker with valid normal user credentials to send specific HTTP requests to read admin-restricted data and modify the admin password, leading to full device control; network access is involved and default reachability is reported as possible.

If affected, business impact
Full camera/device takeoverAdmin password compromiseUnauthorized access to footageOngoing remote control risk

What to do now

  1. Check whether you use any of these Dahua IP camera models: dh-ipc-hfw1230s1-a-s5, dh-ipc-hdw1230t1-a-s5, dh-ipc-hfw1239s1-a-led-s5, dh-ipc-hdw1239t1-a-led-s5, dh-ipc-hfw1230s-a-s5, dh-ipc-hfw1239s1-led-s5, dh-ipc-hdw1230t-a-s5, dh-ipc-hfw1230tl2-s5, dh-ipc-hdw1230t2-s5, dh-ipc-hfw1439tl1-pv.
  2. Verify the camera’s current firmware/software version from the device admin UI and compare it to the vendor’s Trusted Center guidance for CVE-2025-31702.
  3. Upgrade the device firmware to the version(s) specified in Dahua’s Trusted Center advisory (see the vendor remediation link in the advisory).
  4. If you cannot update immediately, restrict network access so these cameras are not reachable from the public internet (use firewall rules/VPN-only access) and reduce exposure of the affected service ports.
  5. Review authentication and admin-password change activity around the time of any suspicious login attempts, and rotate admin passwords after patching.
Some work to apply

CVSS Vector Breakdown

AV:NAC:HPR:LUI:NS:UC:HI:HA:N
Exploitability
AV:NAttack Vector
Network
AC:HAttack Complexity
High
PR:LPrivileges Required
Low
UI:NUser Interaction
None
Scope
S:UScope
Unchanged
Impact
C:HConfidentiality
High
I:HIntegrity
High
A:NAvailability
None

Weaknesses

Affected Products

and 164 more affected products View all →

Exploitability

1 exploit source identified

Exploit details including PoC links, Metasploit modules, and scanner templates are available after registration.

View exploit details
Official Patch Available

Attack Graph

Products CVE Techniques Tactics

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MITRE ATT&CK

1 technique
Privilege Escalation
View detailed technique mapping

References

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3

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