CVE-2018-12257

MediumCVSS 4.4/10Last modified Jun 17, 2026

Description

An issue was discovered on Momentum Axel 720P 5.1.8 devices. There is Authenticated Custom Firmware Upgrade via DNS Hijacking. An authenticated root user with CLI access is able to remotely upgrade firmware to a custom image due to lack of SSL validation by changing the nameservers in /etc/resolv.conf to the attacker's server, and serving the expected HTTPS response containing new firmware for the device to download.

Metrics

CVSS 3.0 4.4/10CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N

Weakness enumeration

Affected software

No affected versions have been published.

Timeline

Published
Jun 12, 2018
Last modified
Jun 17, 2026
NVD status
Modified

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