CVE-2021-29294

HIGH

D-Link DSL-2740R UK_1.01 - Denial of Service via send_hnap_unauthorized Function

Title source: llm
STIX 2.1

Description

Null Pointer Dereference vulnerability exists in D-Link DSL-2740R UK_1.01, which could let a remove malicious user cause a denial of service via the send_hnap_unauthorized function. It could be triggered by sending crafted POST request to /HNAP1/. NOTE: The DSL-2740R and all hardware revisions are 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/

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

Details

CWE
CWE-476
Status published
Products (1)
dlink/dsl-2740r_firmware uk_1.01
Published Aug 10, 2021
Tracked Since Feb 18, 2026