CVE-2023-49255

CRITICAL

hongdian h8951-4g-esp_firmware < 2310271149 - Unauthenticated Privilege Escalation via Shared Session State

Title source: llm
STIX 2.1

Description

The router console is accessible without authentication at "data" field, and while a user needs to be logged in in order to modify the configuration, the session state is shared. If any other user is currently logged in, the anonymous user can execute commands in the context of the authenticated one. If the logged in user has administrative privileges, it is possible to use webadmin service configuration commands to create a new admin user with a chosen password.

References (2)

Core 2
Core References
Third Party Advisory third-party-advisory
https://cert.pl/en/posts/2024/01/CVE-2023-49253/
Third Party Advisory third-party-advisory
https://cert.pl/posts/2024/01/CVE-2023-49253/

Scores

CVSS v3 9.8
EPSS 0.0072
EPSS Percentile 48.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CISA SSVC

Vulnrichment
Exploitation none
Automatable yes
Technical Impact total

Details

CWE
CWE-306
Status published
Products (1)
hongdian/h8951-4g-esp_firmware < 2310271149
Published Jan 12, 2024
Tracked Since Feb 18, 2026