Vulnerability in Apollotechnologiesinc Momentum Axel 720p

CVE-2018-12257

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.

Vulnerability class: Improper Certificate Validation

EPSS: 0.004 (27.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 4.4 (Medium). Vector: CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:N/I:H/A:N.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

Frequently asked questions

What is CVE-2018-12257?
CVE-2018-12257 is a medium-severity vulnerability in Apollotechnologiesinc Momentum Axel 720p, classified under Improper Certificate Validation. CVSS score: 4.4/10. Published 2018-06-12.
How severe is CVE-2018-12257?
Medium severity. CVSS v3 base score is 4.4 out of 10.
Is CVE-2018-12257 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.