CVE-2021-46456: D-Link device D-Link DIR-823-Pro v1.0.2 was discovered to contain a command injection vulnerability in the function SetWLanACLSettings

Critical severity · published Feb 4, 2022

CVE-2021-46456

D-Link device D-Link DIR-823-Pro v1.0.2 was discovered to contain a command injection vulnerability in the function SetWLanACLSettings

9.8

CVSS

3.7%

EPSS

On KEV

Description

D-Link device D-Link DIR-823-Pro v1.0.2 was discovered to contain a command injection vulnerability in the function SetWLanACLSettings. This vulnerability allows attackers to execute arbitrary commands via the wl(0).(0)_maclist parameter.

CVSS vector

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

Attack vector

Network

Complexity

Low

Privileges

None

User interaction

None

Confidentiality

High

Integrity

High

Availability

High

Scope

Unchanged

Exploitation

Is it being used?

Exploit prediction (EPSS)3.7% · higher than 90% of CVEs

Exploited in the wildNo evidence yet

CISA KEVNot listed

Ransomware campaign useNot known

Affected products

Which versions

Dir-823 Pro Firmware · Dlink

through 1.0.2 · source: NVD

Affected product

Dir-823 Pro Firmware

Dlink

All Dir-823 Pro Firmware CVEs

References

NVD

https://nvd.nist.gov/vuln/detail/CVE-2021-46456

CVE.org

https://www.cve.org/CVERecord?id=CVE-2021-46456

Broken Link

https://github.com/pjqwudi/my_vuln/blob/main/D-link/vuln_26/26.md

Vendor Advisory

https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10285

Vendor Advisory

https://www.dlink.com/en/security-bulletin/