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CVE-2021-39509

CRITICAL

9.8

Description

An issue was discovered in D-Link DIR-816 DIR-816A2_FWv1.10CNB05_R1B011D88210 The HTTP request parameter is used in the handler function of /goform/form2userconfig.cgi route, which can construct the user name string to delete the user function. This can lead to command injection through shell metacharacters.

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

Published8/24/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

dlink:dir-816dlink:dir-816_firmware

Weaknesses (CWE)

CWE-77

References

https://github.com/doudoudedi/main-DIR-816_A2_Command-injection(cve@mitre.org)

https://github.com/doudoudedi/main-DIR-816_A2_Command-injection/blob/main/injection.md(cve@mitre.org)

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

https://github.com/doudoudedi/main-DIR-816_A2_Command-injection(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/doudoudedi/main-DIR-816_A2_Command-injection/blob/main/injection.md(af854a3a-2127-422b-91ae-364da2661108)

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

IOC Correlations

No correlations recorded

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