Predictive Vulnerability Intelligence.

Product

  • Product
  • Pricing
  • Documentation

Company

  • About
  • Partnerships
  • Blog
  • Support

Legal

  • Terms
  • Privacy
  • Data Licensing

© 2026 FAUCET Technologies LLC. All rights reserved.

CVE-2020-12831

19
FAUCET Score

CVE-2020-12831 describes an information leak vulnerability in FRRouting (FRR) through version 7.3.1, specifically when using its split-config feature. The issue arises because the init script creates an empty configuration file with world-readable default permissions, potentially exposing sensitive information once populated. Rated with a CVSS score of 5.3 (Medium), this vulnerability has a low impact on confidentiality and requires no user interaction or privileges to exploit over the network. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
<= 7.3.1CPE matchmatch criteria
cpe:2.3:a:linuxfoundation:free_range_routing:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.1

5.3MEDIUM

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
LOW
Integrity Impact
NONE
Availability Impact
NONE
Exploitability Score
3.9
Impact Score
1.4
CvssVersion
3.1

Exploit Intelligence

EPSS Score
1.40%
Probability of exploitation in next 30 days
EPSS Percentile
69.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0140 is in the 51st percentile among its peer group of 23,723 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.4 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (3)

github_advisorypatch availablevia nvd_reference
View patch
redhatpatch availablevia redhat_api
Product: Red Hat Enterprise Linux 8Fixed in: frr-0:7.0-10.el8
View patch
redhatvendor investigatingvia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2020-12831Moderate

frr: default permission issue eases information leaks

May 3, 2020

References

bugzilla.redhat.com / show_bug.cgi
ExploitIssue TrackingVendor Advisory
github.com / FRRouting/frr/pull/6383
PatchThird Party Advisory