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High severity8.8NVD Advisory· Published Mar 29, 2023· Updated Jun 17, 2026

CVE-2022-43622

CVE-2022-43622

Description

This vulnerability allows network-adjacent attackers to execute arbitrary code on affected installations of D-Link DIR-1935 1.03 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the handling of Login requests to the web management portal. When parsing the HNAP_AUTH header, the process does not properly validate the length of user-supplied data prior to copying it to a fixed-length stack-based buffer. An attacker can leverage this vulnerability to execute code in the context of root. Was ZDI-CAN-16139.

AI Insight

LLM-synthesized narrative grounded in this CVE's description and references.

Affected products

5
  • Dlink/Dir 1935 Firmware3 versions
    cpe:2.3:o:dlink:dir-1935_firmware:*:*:*:*:*:*:*:*+ 2 more
    • cpe:2.3:o:dlink:dir-1935_firmware:*:*:*:*:*:*:*:*range: <=1.02
    • cpe:2.3:o:dlink:dir-1935_firmware:1.03:b1:*:*:*:*:*:*
    • cpe:2.3:o:dlink:dir-1935_firmware:1.03:b2:*:*:*:*:*:*
  • Dlink/DIR-1935llm-create2 versions
    1.03+ 1 more
    • (no CPE)range: 1.03
    • (no CPE)range: 1.03

Patches

Vulnerability mechanics

References

2

News mentions

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