CVE-2021-29296
HIGHD-Link DIR-825 2.10b02 - Denial of Service via Null Pointer Dereference in /vct_wan Endpoint
Title source: llmDescription
Null Pointer Dereference vulnerability in D-Link DIR-825 2.10b02, which could let a remote malicious user cause a denial of service. The vulnerability could be triggered by sending an HTTP request with URL /vct_wan; the sbin/httpd would invoke the strchr function and take NULL as a first argument, which finally leads to the segmentation fault. NOTE: The DIR-825 and all hardware revisions is considered End of Life and as such this issue will not be patched
References (2)
Core 2
Core References
Vendor Advisory x_refsource_misc
https://www.dlink.com/en/security-bulletin/
Vendor Advisory x_refsource_misc
https://supportannouncement.us.dlink.com/announcement/publication.aspx?name=SAP10212
Scores
CVSS v3
7.5
EPSS
0.0026
EPSS Percentile
49.7%
Attack Vector
NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
CISA SSVC
Vulnrichment
Exploitation
none
Automatable
yes
Technical Impact
partial
Details
CWE
CWE-476
Status
published
Products (1)
dlink/dir-825_firmware
2.10b02
Published
Aug 10, 2021
Tracked Since
Feb 18, 2026