CVE Vulnerabilities

CVE-2021-39291

Insertion of Sensitive Information into Log File

Published: Aug 23, 2021 | Modified: Nov 02, 2023
CVSS 3.x
8.8
HIGH
Source:
NVD
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CVSS 2.x
6.5 MEDIUM
AV:N/AC:L/Au:S/C:P/I:P/A:P
RedHat/V2
RedHat/V3
Ubuntu

Certain NetModule devices allow credentials via GET parameters to CLI-PHP. These models with firmware before 4.3.0.113, 4.4.0.111, and 4.5.0.105 are affected: NB800, NB1600, NB1601, NB1800, NB1810, NB2700, NB2710, NB2800, NB2810, NB3700, NB3701, NB3710, NB3711, NB3720, and NB3800.

Weakness

Information written to log files can be of a sensitive nature and give valuable guidance to an attacker or expose sensitive user information.

Affected Software

Name Vendor Start Version End Version
Netmodule_router_software Netmodule * 4.3.0.113 (excluding)
Netmodule_router_software Netmodule 4.4.0.0 (including) 4.4.0.111 (excluding)
Netmodule_router_software Netmodule 4.5.0.0 (including) 4.5.0.105 (excluding)

Extended Description

While logging all information may be helpful during development stages, it is important that logging levels be set appropriately before a product ships so that sensitive user data and system information are not accidentally exposed to potential attackers. Different log files may be produced and stored for:

Potential Mitigations

References