What is CVE-2020-12831?

CVE-2020-12831 is a medium-severity vulnerability in Linuxfoundation Free Range Routing, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 5.3/10. Published 2020-05-13.

How severe is CVE-2020-12831?

Medium severity. CVSS v3 base score is 5.3 out of 10.

Vulnerability in Linuxfoundation Free Range Routing

CVE-2020-12831

An issue was discovered in FRRouting FRR (aka Free Range Routing) through 7.3.1. When using the split-config feature, the init script creates an empty config file with world-readable default permissions, leading to a possible information leak via tools/frr.in and tools/frrcommon.sh.in. NOTE: some parties consider this user error, not a vulnerability, because the permissions are under the control of the user before any sensitive information is present in the file

EPSS: 0.014 (69.6th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 5.3 (Medium). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N.

Affected products

Linuxfoundation Free_range_routing
N/a — versions n/a

Weakness classification (CWE)

CWE-732 — Incorrect Permission Assignment for Critical Resource

References

cve@mitre.org (Exploit, x_refsource_MISC, Issue Tracking, Vendor Advisory)
cve@mitre.org (Patch, Third Party Advisory, x_refsource_MISC)

Frequently asked questions

What is CVE-2020-12831?: CVE-2020-12831 is a medium-severity vulnerability in Linuxfoundation Free Range Routing, classified under Incorrect Permission Assignment for Critical Resource. CVSS score: 5.3/10. Published 2020-05-13.
How severe is CVE-2020-12831?: Medium severity. CVSS v3 base score is 5.3 out of 10.