CVE-2021-28839

HIGH

7.5

Description

Null Pointer Dereference vulnerability exists in D-Link DAP-2310 2.07.RC031, DAP-2330 1.07.RC028, DAP-2360 2.07.RC043, DAP-2553 3.06.RC027, DAP-2660 1.13.RC074, DAP-2690 3.16.RC100, DAP-2695 1.17.RC063, DAP-3320 1.01.RC014 and DAP-3662 1.01.RC022 in the upload_certificate function of sbin/httpd binary. When the binary handle the specific HTTP GET request, the strrchr in the upload_certificate function would take NULL as first argument, and incur the NULL pointer dereference vulnerability.

CVE Details

CVSS v3.1 Score7.5

SeverityHIGH

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

Attack VectorNETWORK

ComplexityLOW

Privileges RequiredNONE

User InteractionNONE

Published8/10/2021

Last Modified11/21/2024

Sourcenvd

Honeypot Sightings0

Affected Products

dlink:dap-2310dlink:dap-2310_firmwaredlink:dap-2330dlink:dap-2330_firmwaredlink:dap-2360dlink:dap-2360_firmwaredlink:dap-2553dlink:dap-2553_firmwaredlink:dap-2660dlink:dap-2660_firmwaredlink:dap-2690dlink:dap-2690_firmwaredlink:dap-2695dlink:dap-2695_firmwaredlink:dap-3320dlink:dap-3320_firmwaredlink:dap-3662dlink:dap-3662_firmware

Weaknesses (CWE)

CWE-476

References

https://github.com/zyw-200/EQUAFL/blob/main/dlink-email-cve.pdf(cve@mitre.org)

https://github.com/zyw-200/EQUAFL/blob/main/dlink-email-cve2.pdf(cve@mitre.org)

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

https://github.com/zyw-200/EQUAFL/blob/main/dlink-email-cve.pdf(af854a3a-2127-422b-91ae-364da2661108)

https://github.com/zyw-200/EQUAFL/blob/main/dlink-email-cve2.pdf(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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