VulnerabilityModified
CVE-2021-26810
D-link DIR-816 A2 v1.10 is affected by a remote code injection vulnerability.
CRITICAL 9.8EPSS 4.91%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (4.91%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
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.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 4.91% probability · 92th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-78
- Affected
- dlink/dir-816 firmware
- Source
- cve@mitre.org
References
- https://github.com/GD008/vuln/blob/main/DIR-816.mdExploit, Third Party Advisory
- https://www.dlink.com/en/security-bulletin/Vendor Advisory
- https://github.com/GD008/vuln/blob/main/DIR-816.mdExploit, Third Party Advisory
- https://www.dlink.com/en/security-bulletin/Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.