vulntracker.iovulntracker.io
© 2026 vulntracker.io

CVE-2021-30166

MERIT LILIN ENT.CO.,LTD. P2/Z2/P3/Z3 IP camera - Command Injection

HIGH
7.2
CVSS Score
Published: April 28, 2021 at 09:30 AM UTC
Updated: June 17, 2026 at 03:49 AM UTC
86 products affected across 2 vendorsP2R6822E2 FirmwareZ2R6452AX FirmwareP3R6522E2 Firmware

Using P2/Z2/P3/Z3 IP camera firmware by MERIT LILIN ENT.CO.,LTD.?

Get instant alerts when new vulnerabilities affect P2/Z2/P3/Z3 IP camera firmware - before attackers find them.

Real-time alertsTrack your software stackFree plan available
Start FreeSign In
Severity
HIGH7.2
Exploit prediction
EPSS 4%

Description

The NTP Server configuration function of the IP camera device is not verified with special parameters. Remote attackers can perform a command Injection attack and execute arbitrary commands after logging in with the privileged permission.

Affected

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

P2G1022 Firmware· Meritlilin
95%
v < 7.1.94.8908
Affected range stops below 7.1.94.8908, so it looks safe — our inference, not a vendor statement
meritlilin-p2g1022 (same device)
P2G1022X Firmware· Meritlilin
95%
v < 7.1.94.8908
Affected range stops below 7.1.94.8908, so it looks safe — our inference, not a vendor statement
meritlilin-p2g1022x (same device)
P2G1052 Firmware· Meritlilin
95%
v < 7.1.94.8908
Affected range stops below 7.1.94.8908, so it looks safe — our inference, not a vendor statement
meritlilin-p2g1052 (same device)
P2R3022AE2 Firmware· Meritlilin
95%
v < 7.1.94.8908
Affected range stops below 7.1.94.8908, so it looks safe — our inference, not a vendor statement
meritlilin-p2r3022ae2 (same device)
P2R3052AE2 Firmware· Meritlilin
95%
v < 7.1.94.8908
Affected range stops below 7.1.94.8908, so it looks safe — our inference, not a vendor statement
meritlilin-p2r3052ae2 (same device)
P2R6322AE2 Firmware· Meritlilin
95%
v < 7.1.94.8908
Affected range stops below 7.1.94.8908, so it looks safe — our inference, not a vendor statement
meritlilin-p2r6322ae2 (same device)
P2R6322AE4 Firmware· Meritlilin
95%
v < 7.1.94.8908
Affected range stops below 7.1.94.8908, so it looks safe — our inference, not a vendor statement
meritlilin-p2r6322ae4 (same device)
P2R6352AE2 Firmware· Meritlilin
95%
v < 7.1.94.8908
Affected range stops below 7.1.94.8908, so it looks safe — our inference, not a vendor statement
meritlilin-p2r6352ae2 (same device)
P2R6352AE4 Firmware· Meritlilin
95%
v < 7.1.94.8908
Affected range stops below 7.1.94.8908, so it looks safe — our inference, not a vendor statement
meritlilin-p2r6352ae4 (same device)
P2R6522E2 Firmware· Meritlilin
95%
v < 7.1.94.8908
Affected range stops below 7.1.94.8908, so it looks safe — our inference, not a vendor statement
meritlilin-p2r6522e2 (same device)

Remediation

No guide yet

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

Patch and advisory references

References (4)

x_refsource_MISCThird Party Advisory
Source: [email protected]
https://gist.github.com/keniver/86ebef688fb274b534da51ef1a84dd3e
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://www.chtsecurity.com/news/0b733a38-e616-4ff3-86a6-13e710643388
x_refsource_MISCVendor Advisory
Source: [email protected]
https://www.meritlilin.com/assets/uploads/support/file/M00166-TW.pdf
x_refsource_MISCThird Party Advisory
Source: [email protected]
https://www.twcert.org.tw/tw/cp-132-4676-391a5-1.html

CVSS

7.2HIGHtwcert
Attack Vector
NETWORK
Complexity
LOW
Privileges
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-78

Get alerted

Stop reading CVE feeds looking for your own stack

Track the products you run and VulnTracker tells you when a new CVE affects them — with what is known about fixing it, and nothing about the rest.

Create accountSign in
Free plan, no card