What is CVE-2018-11116?

CVE-2018-11116 is a high-severity vulnerability in Openwrt, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 8.8/10. Published 2018-06-19.

How severe is CVE-2018-11116?

High severity. CVSS v3 base score is 8.8 out of 10.

Vulnerability in Openwrt

CVE-2018-11116

OpenWrt mishandles access control in /etc/config/rpcd and the /usr/share/rpcd/acl.d files, which allows remote authenticated users to call arbitrary methods (i.e., achieve ubus access over HTTP) that were only supposed to be accessible to a specific user, as demonstrated by the file, log, and service namespaces, potentially leading to remote Information Disclosure or Code Execution. NOTE: The developer disputes this as a vulnerability, indicating that rpcd functions appropriately

EPSS: 0.024 (82.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H.

Affected products

Openwrt
N/a — versions n/a

Weakness classification (CWE)

CWE-732 — Incorrect Permission Assignment for Critical Resource

References

cve@mitre.org (Third Party Advisory, x_refsource_MISC)
cve@mitre.org (x_refsource_MISC)

Frequently asked questions

What is CVE-2018-11116?: CVE-2018-11116 is a high-severity vulnerability in Openwrt, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 8.8/10. Published 2018-06-19.
How severe is CVE-2018-11116?: High severity. CVSS v3 base score is 8.8 out of 10.