CVE-2021-43722

CRITICAL

D-Link DIR-645 1.03 A1 - Buffer Overflow

Title source: llm
STIX 2.1

Description

D-Link DIR-645 1.03 A1 is vulnerable to Buffer Overflow. The hnap_main function in the cgibin handler uses sprintf to format the soapaction header onto the stack and has no limit on the size.

References (2)

Core 2
Core References
Vendor Advisory x_refsource_misc
https://www.dlink.com/en/security-bulletin/

Scores

CVSS v3 9.8
EPSS 0.0136
EPSS Percentile 80.4%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Details

CWE
CWE-787
Status published
Products (1)
dlink/dir-645_firmware 1.03
Published Mar 31, 2022
Tracked Since Feb 18, 2026