CVE-2021-26810

CVSS V2 High 10 CVSS V3 Critical 9.8
Description
D-link DIR-816 A2 v1.10 is affected by a remote code injection vulnerability. An HTTP request parameter can be used in command string construction in the handler function of the /goform/dir_setWanWifi, which can lead to command injection via shell metacharacters in the statuscheckpppoeuser parameter.
Overview
  • CVE ID
  • CVE-2021-26810
  • Assigner
  • cve@mitre.org
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2021-03-30T14:15:13
  • Last Modified Date
  • 2022-07-12T17:42:04
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:dlink:dir-816_firmware:1.10b05:*:*:*:*:*:*:* 1 OR
cpe:2.3:h:dlink:dir-816:a2:*:*:*:*:*:*:* 0 OR
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:L/Au:N/C:C/I:C/A:C
  • Access Vector
  • NETWORK
  • Access Compatibility
  • LOW
  • Authentication
  • NONE
  • Confidentiality Impact
  • COMPLETE
  • Integrity Impact
  • COMPLETE
  • Availability Impact
  • COMPLETE
  • Base Score
  • 10
  • Severity
  • HIGH
  • Exploitability Score
  • 10
  • Impact Score
  • 10
CVSS Version 3
  • Version
  • 3.1
  • Vector String
  • CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • LOW
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • HIGH
  • Availability Impact
  • HIGH
  • Base Score
  • 9.8
  • Base Severity
  • CRITICAL
  • Exploitability Score
  • 3.9
  • Impact Score
  • 5.9
References
Reference URL Reference Tags
https://www.dlink.com/en/security-bulletin/ Vendor Advisory
https://github.com/GD008/vuln/blob/main/DIR-816.md Exploit Third Party Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2021-26810
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2021-26810
History
Created Old Value New Value Data Type Notes
2022-05-10 07:17:07 Added to TrackCVE
2022-12-06 00:40:33 2021-03-30T14:15Z 2021-03-30T14:15:13 CVE Published Date updated
2022-12-06 00:40:33 2022-07-12T17:42:04 CVE Modified Date updated
2022-12-06 00:40:33 Analyzed Vulnerability Status updated