Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2021-30166

24
FAUCET Score

CVE-2021-30166 is a command injection vulnerability affecting meritlilin IP camera devices. It allows authenticated, privileged remote attackers to execute arbitrary commands due to insufficient validation of special parameters within the NTP Server configuration function. With a CVSS score of 7.2 (High), this vulnerability poses a significant risk, enabling full compromise of confidentiality, integrity, and availability. There is currently no public exploit code available (Metasploit, Nuclei, ExploitDB), and it is not listed in CISA's KEV catalog, indicating no known active exploitation. Community discussion and media coverage are minimal.

Impacted Technologies

VendorProductVersion(s)CPE
< 7.1.94.8908CPE matchmatch criteria
cpe:2.3:o:meritlilin:p2r8852e2_firmware:*:*:*:*:*:*:*:*
< 7.1.94.8908CPE matchmatch criteria
cpe:2.3:o:meritlilin:p2r8852e4_firmware:*:*:*:*:*:*:*:*
< 7.1.94.8908CPE matchmatch criteria
cpe:2.3:o:meritlilin:p2r6852e2_firmware:*:*:*:*:*:*:*:*
< 7.1.94.8908CPE matchmatch criteria
cpe:2.3:o:meritlilin:p2r6852e4_firmware:*:*:*:*:*:*:*:*
< 7.1.94.8908CPE matchmatch criteria
cpe:2.3:o:meritlilin:p2r6552e2_firmware:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

7.2HIGH

CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
HIGH
Integrity Impact
HIGH
Availability Impact
HIGH
Exploitability Score
1.2
Impact Score
5.9
CvssVersion
3.1

Exploit Intelligence

EPSS Score
3.79%
Probability of exploitation in next 30 days
EPSS Percentile
88.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0379 is in the 87th percentile among its peer group of 5,531 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.3 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

gist.github.com / keniver/86ebef688fb274b534da51ef1a84dd3e
Third Party Advisory
chtsecurity.com / news/0b733a38-e616-4ff3-86a6-13e710643388
Third Party Advisory
meritlilin.com / assets/uploads/support/file/M00166-TW.pdf
Vendor Advisory
twcert.org.tw / tw/cp-132-4676-391a5-1.html
Third Party Advisory