critical9.8
CVE-2021-46319
Remote Code Execution (RCE) vulnerability exists in D-Link Router DIR-846 DIR846A1_FW100A43.bin and DIR846enFW100A53DLA-Retail.bin.
Impact
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.
Affected products
| Vendor | Product | Affected versions |
|---|---|---|
| Dlink | Dir-846 Firmware | Versions 100a43, 100a53dla |
Weakness classification
References
- NVD record
- CVE.org record
- https://github.com/doudoudedi/DIR-846_Command_Injection/blob/main/DIR-846_Command_Injection1.md
- https://www.dlink.com/en/security-bulletin/
- https://github.com/doudoudedi/DIR-846_Command_Injection/blob/main/DIR-846_Command_Injection1.md
- https://www.dlink.com/en/security-bulletin/