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CVE-2021-46315

CVE information

Published

2 years ago

Last Modified

2 years ago

CVSSv2.0 Severity

High

CVSSv3.1 Severity

Critical

Impact Analysis

Description

Remote Command Execution (RCE) vulnerability exists in HNAP1/control/SetWizardConfig.php in D-Link Router DIR-846 DIR846A1_FW100A43.bin and DIR846enFW100A53DLA-Retail.bin. Malicoius users can use this vulnerability to use "\ " or backticks in the shell metacharacters in the ssid0 or ssid1 parameters to cause arbitrary command execution. Since CVE-2019-17510 vulnerability has not been patched and improved www/hnap1/control/setwizardconfig.php, can also use line breaks and backquotes to bypass..

CVSSv2.0 Score

Severity
High
Base Score
10/10
Exploit Score
10/10
Access Vector
Network
Access Complexity
Low
Authentication Required
None
Impact Score
10/10
Confidentiality Impact
Complete
Availability Impact
Complete
Integrity Impact
Complete

CVSSv3.1 Score

Severity
Critical
Base Score
9.8/10
Exploit Score
3.9/10
Access Vector
Network
Access Complexity
Low
Privileges Required
None
Impact Score
5.9/10
Confidentiality Impact
High
Availability Impact
High
Integrity Impact
High
Scope
Unchanged
User Interaction
None

Products Affected

CPE Affected Vulnerable Excluding Edit
cpe:2.3:o:dlink:dir-846_firmware:100a43:*:*:*:*:*:*:*
  Yes
-
cpe:2.3:h:dlink:dir-846:a1:*:*:*:*:*:*:*
  No
-
cpe:2.3:o:dlink:dir-846_firmware:100a53dla:*:*:*:*:*:*:*
  Yes
-
cpe:2.3:h:dlink:dir-846:-:*:*:*:*:*:*:*
  No
-