CVE-2023-44420

HIGH

D-Link DIR-X3260 Firmware < 1.04b01 - Unauthenticated Authentication Bypass via prog.cgi

Title source: llm
STIX 2.1

Description

D-Link DIR-X3260 prog.cgi Incorrect Implementation of Authentication Algorithm Authentication Bypass Vulnerability. This vulnerability allows network-adjacent attackers to bypass authentication on affected installations of D-Link DIR-X3260 routers. Authentication is not required to exploit this vulnerability. The specific flaw exists within the prog.cgi executable. The issue results from an incorrect implementation of the authentication algorithm. An attacker can leverage this vulnerability to bypass authentication on the device. Was ZDI-CAN-21100.

References (1)

Core 1
Core References
Third Party Advisory x_research-advisory
https://www.zerodayinitiative.com/advisories/ZDI-23-1518/

Scores

CVSS v3 8.8
EPSS 0.0090
EPSS Percentile 54.8%
Attack Vector ADJACENT_NETWORK
CVSS:3.1/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable no
Technical Impact total

Details

CWE
CWE-303
Status published
Products (1)
dlink/dir-x3260_firmware < 1.04b01
Published May 03, 2024
Tracked Since Feb 18, 2026