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CVE-2018-12066

18
FAUCET Score

CVE-2018-12066 is a denial-of-service vulnerability affecting the BIRD Internet Routing Daemon prior to version 1.6.4. A local attacker can trigger a daemon crash and stack consumption by providing crafted BGP mask expressions via birdc. Rated Medium severity (CVSS 5.5), this vulnerability requires local access and has a high impact on availability, but no impact on confidentiality or integrity. There is no evidence of active exploitation, public exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
< 1.6.4CPE matchmatch criteria
cpe:2.3:a:bird_project:bird:*:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

5.5MEDIUM

CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Attack Vector
LOCAL
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
1.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
0.38%
Probability of exploitation in next 30 days
EPSS Percentile
30.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0038 is in the 86th percentile among its peer group of 15,932 CVEs.

Social Chatter

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

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Remediation records are not available for this CVE.

References

bird.network.cz
Third Party Advisory
bugs.debian.org / cgi-bin/bugreport.cgi
Issue TrackingThird Party Advisory
gitlab.labs.nic.cz / labs/bird/blob/v1.6.4/NEWS
Issue TrackingThird Party Advisory
gitlab.labs.nic.cz / labs/bird/commit/e8bc64e308586b6502090da2775af84cd760ed0d
Issue TrackingPatchThird Party Advisory