CVE-2022-30564

MEDIUM
5.3
CVSS Score
Published: February 9, 2023 at 12:00 AM UTC
Updated: June 17, 2026 at 04:43 AM UTC
205 products affected across 1 vendorNvr4416-4ks2 /i FirmwareNvr4832-16p 4KS2 /i FirmwareNvr4816-4ks2 /i Firmware

Using IPC-HX5XXX,IPC-HX7XXX,SD5A,SD22,SD59,NVR5XXX-I,NVR5XXX-I/L,NVR4XXX-I,NVR2XXX-I,XVRXXXX-I2,XVRXXXX-X by N/A?

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Severity
MEDIUM5.3
Exploit prediction
EPSS 0.4%
SSVC
No known exploit

Description

Some Dahua embedded products have a vulnerability of unauthorized modification of the device timestamp. By sending a specially crafted packet to the vulnerable interface, an attacker can modify the device system time.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v < 2.840.0000000.18.r.220629
Affected range stops below 2.840.0000000.18.r.220629, so it looks safe — our inference, not a vendor statement
dahuasecurity-ipc-hf5241f-ze (same device)
v < 2.840.0000000.18.r.220629
Affected range stops below 2.840.0000000.18.r.220629, so it looks safe — our inference, not a vendor statement
dahuasecurity-ipc-hf5442f-ze (same device)
v < 2.840.0000000.18.r.220629
Affected range stops below 2.840.0000000.18.r.220629, so it looks safe — our inference, not a vendor statement
dahuasecurity-ipc-hf5541f-ze (same device)
v < 2.840.0000000.18.r.220629
Affected range stops below 2.840.0000000.18.r.220629, so it looks safe — our inference, not a vendor statement
dahuasecurity-ipc-hf5842f-ze (same device)
v < 2.800.0000000.4.r.210708
Affected range stops below 2.800.0000000.4.r.210708, so it looks safe — our inference, not a vendor statement
dahuasecurity-ipc-hf71242f-z-x (same device)
v < 2.800.0000000.4.r.210708
Affected range stops below 2.800.0000000.4.r.210708, so it looks safe — our inference, not a vendor statement
dahuasecurity-ipc-hf7442f-z-x (same device)
v < 2.800.0000000.4.r.210708
Affected range stops below 2.800.0000000.4.r.210708, so it looks safe — our inference, not a vendor statement
dahuasecurity-ipc-hf7842f-z-x (same device)
v < 4.002.0000000.3.r.221122
Affected range stops below 4.002.0000000.3.r.221122, so it looks safe — our inference, not a vendor statement
dahuasecurity-nvr2104-i (same device)
v < 4.002.0000000.3.r.221122
Affected range stops below 4.002.0000000.3.r.221122, so it looks safe — our inference, not a vendor statement
dahuasecurity-nvr2104hs-i (same device)
v < 4.002.0000000.3.r.221122
Affected range stops below 4.002.0000000.3.r.221122, so it looks safe — our inference, not a vendor statement
dahuasecurity-nvr2108-i (same device)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

SSVC — Action Prioritization

SSVCNo known exploitAutomatablePartial impact

SSVC signals action urgency (what to patch first), separate from CVSS which measures severity.

CVSS

5.3MEDIUMCISA-ADP
Attack Vector
NETWORK
Complexity
LOW
Privileges
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
NONE
Integrity
LOW
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
NVD-CWE-noinfoCWE-284

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