CVE-2022-43622

State
Published
Severity
8.8 High
Published
Mar 29, 2023
Updated
Feb 18, 2025
Reserved
Oct 21, 2022

Read the record on cve.org

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.

Scores

CVSSScoreVectorSource
3.08.8 HighCVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:Hzdi

Weaknesses

  • CWE-121 Stack-based Buffer Overflow

Affected Products

ProductVersions
DIR-1935D-Link
  • 1.03Affected

References

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