CVE-2021-30166

CVSS V2 High 9 CVSS V3 High 7.2
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.
Overview
  • CVE ID
  • CVE-2021-30166
  • Assigner
  • twcert@cert.org.tw
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-04-28T10:15:08
  • Last Modified Date
  • 2021-05-05T20:36:10
Weakness Enumerations
CWE URL
CWE-78 http://cwe.mitre.org/data/definitions/78.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
AND
cpe:2.3:o:meritlilin:p2r8852e2_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:p2r8852e2:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:p2r8852e4_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:p2r8852e4:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:p2r6852e2_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:p2r6852e2:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:p2r6852e4_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:p2r6852e4:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:p2r6552e2_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:p2r6552e2:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:p2r6552e4_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:p2r6552e4:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:p2r6352ae2_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:p2r6352ae2:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:p2r6352ae4_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:p2r6352ae4:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:p2r3052ae2_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:p2r3052ae2:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:p2g1052_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:p2g1052:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:p2r8822e2_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:p2r8822e2:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:p2r8822e4_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:p2r8822e4:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:p2r6822e2_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:p2r6822e2:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:p2r6822e4_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:p2r6822e4:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:p2r6522e2_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:p2r6522e2:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:p2r6522e4_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:p2r6522e4:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:p2r6322ae2_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:p2r6322ae2:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:p2r6322ae4_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:p2r6322ae4:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:p2r3022ae2_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:p2r3022ae2:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:p2g1022_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:p2g1022:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:p2g1022x_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:p2g1022x:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:z2r8852ax_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:z2r8852ax:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:z2r8152x-p_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:z2r8152x-p:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:z2r8152x2-p_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:z2r8152x2-p:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:z2r8052ex25_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:z2r8052ex25:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:z2r6552x_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:z2r6552x:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:z2r6452ax_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:z2r6452ax:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:z2r6452ax-p_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:z2r6452ax-p:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:z2r8822ax_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:z2r8822ax:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:z2r8122x-p_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:z2r8122x-p:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:z2r8122x2-p_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:z2r8122x2-p:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:z2r8022ex25_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:z2r8022ex25:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:z2r6522x_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:z2r6522x:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:z2r6422ax_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:z2r6422ax:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:z2r6422ax-p_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:z2r6422ax-p:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:p3r6322e2_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:p3r6322e2:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:p3r6522e2_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:p3r6522e2:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:p3r8822e2_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:p3r8822e2:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:z3r6422x3_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:z3r6422x3:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:z3r6522x_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:z3r6522x:-:*:*:*:*:*:*:* 0 OR
AND
cpe:2.3:o:meritlilin:z3r8922x3_firmware:*:*:*:*:*:*:*:* 1 OR 7.1.94.8908
cpe:2.3:h:meritlilin:z3r8922x3:-:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:S/C:C/I:C/A:C
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • SINGLE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 9
  • Severity
  • HIGH
  • Exploitability Score
  • 8
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • HIGH
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 7.2
  • Base Severity
  • HIGH
  • Exploitability Score
  • 1.2
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://www.meritlilin.com/assets/uploads/support/file/M00166-TW.pdf Vendor Advisory
https://www.twcert.org.tw/tw/cp-132-4676-391a5-1.html Third Party Advisory
https://www.chtsecurity.com/news/0b733a38-e616-4ff3-86a6-13e710643388 Third Party Advisory
https://gist.github.com/keniver/86ebef688fb274b534da51ef1a84dd3e Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-30166
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-30166
History
Created Old Value New Value Data Type Notes
2022-05-10 16:16:52 Added to TrackCVE
2022-12-05 01:10:09 cve@cert.org.tw twcert@cert.org.tw CVE Assigner updated
2022-12-05 01:10:09 2021-04-28T10:15Z 2021-04-28T10:15:08 CVE Published Date updated
2022-12-05 01:10:09 2021-05-05T20:36:10 CVE Modified Date updated
2022-12-05 01:10:10 Analyzed Vulnerability Status updated