Auth bypass in Humaxdigital Hg100r

CVE-2017-7315

An issue was discovered on Humax Digital HG100R 2.0.6 devices. To download the backup file it's not necessary to use credentials, and the router credentials are stored in plaintext inside the backup, aka GatewaySettings.bin.

Vulnerability class: Broken Authentication

EPSS: 0.021 (80.0th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Weakness classification (CWE)

Public proof-of-concept exploits

References

  • cve@mitre.org (Exploit, Mailing List, VDB Entry, x_refsource_MISC)

Frequently asked questions

What is CVE-2017-7315?
CVE-2017-7315 is a critical-severity vulnerability in Humaxdigital Hg100r, classified under Missing Authentication for Critical Function. CVSS score: 9.8/10. Published 2017-07-04.
How severe is CVE-2017-7315?
Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2017-7315 known to be exploited?
1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.