← Back to CVEs

CVE-2021-46319

CRITICAL

9.8

Description

Remote Code Execution (RCE) vulnerability exists in D-Link Router DIR-846 DIR846A1_FW100A43.bin and DIR846enFW100A53DLA-Retail.bin. Malicious users can use this vulnerability to use "\ " or backticks to bypass the shell metacharacters in the ssid0 or ssid1 parameters to execute arbitrary commands.This vulnerability is due to the fact that CVE-2019-17509 is not fully patched and can be bypassed by using line breaks or backticks on its basis.

CVE Details

CVSS v3.1 Score9.8

SeverityCRITICAL

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published2/17/2022

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

dlink:dir-846dlink:dir-846_firmware

Weaknesses (CWE)

CWE-78

References

https://github.com/doudoudedi/DIR-846_Command_Injection/blob/main/DIR-846_Command_Injection1.md(cve@mitre.org)

https://www.dlink.com/en/security-bulletin/(cve@mitre.org)

https://github.com/doudoudedi/DIR-846_Command_Injection/blob/main/DIR-846_Command_Injection1.md(af854a3a-2127-422b-91ae-364da2661108)

https://www.dlink.com/en/security-bulletin/(af854a3a-2127-422b-91ae-364da2661108)

IOC Correlations

No correlations recorded

This product uses data from the NVD API but is not endorsed or certified by the NVD.