Vulnerability in Swisscom Internet-Box 2

CVE-2020-16134

An issue was discovered on Swisscom Internet Box 2, Internet Box Standard, Internet Box Plus prior to 10.04.38, Internet Box 3 prior to 11.01.20, and Internet Box light prior to 08.06.06. Given the (user-configurable) credentials for the local Web interface or physical access to a device's plus or reset button, an attacker can create a user with elevated privileges on the Sysbus-API. This can then be used to modify local or remote SSH access, thus allowing a login session as the superuser.

EPSS: 0.008 (53.4th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.0 (High). Vector: CVSS:3.1/AV:A/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

References

Frequently asked questions

What is CVE-2020-16134?
CVE-2020-16134 is a high-severity vulnerability in Swisscom Internet-Box 2. CVSS score: 8.0/10. Published 2020-08-04.
How severe is CVE-2020-16134?
High severity. CVSS v3 base score is 8.0 out of 10.