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CVE-2014-6386

25
FAUCET Score

CVE-2014-6386 describes a denial-of-service vulnerability affecting Juniper Junos versions 11.4 through 13.2. A remote unauthenticated attacker can exploit this flaw by sending a specially crafted BGP FlowSpec prefix, leading to an assertion failure and a restart of the routing protocol daemon (rpd). This vulnerability carries a CVSS score of 7.8, indicating high severity due to its potential for complete system availability loss with low attack complexity. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
11.4CPE matchmatch criteria
cpe:2.3:o:juniper:junos:11.4:r1:*:*:*:*:*:*
11.4CPE matchmatch criteria
cpe:2.3:o:juniper:junos:11.4:r2:*:*:*:*:*:*
11.4CPE matchmatch criteria
cpe:2.3:o:juniper:junos:11.4:r3:*:*:*:*:*:*
11.4CPE matchmatch criteria
cpe:2.3:o:juniper:junos:11.4:r4:*:*:*:*:*:*
11.4CPE matchmatch criteria
cpe:2.3:o:juniper:junos:11.4:r5:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 2.0

7.8HIGH

AV:N/AC:L/Au:N/C:N/I:N/A:C

Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
COMPLETE
Access Vector
NETWORK
Access Complexity
LOW
Authentication
NONE
Exploitability Score
10.0
Impact Score
6.9
CvssVersion
2.0

Exploit Intelligence

EPSS Score
2.72%
Probability of exploitation in next 30 days
EPSS Percentile
84.5%
Percentile rank of EPSS score among Peer Group
As of 2026-07-28
Model: v2026.06.15
This CVE's current EPSS score of 0.0272 is in the 72nd percentile among its peer group of 51,553 CVEs.

Social Chatter

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

Vendor Patches (1)

junipervendor investigatingvia nvd_reference
View patch

References

kb.juniper.net / InfoCenter/index
Vendor Advisory
securityfocus.com / bid/72067
securitytracker.com / id/1031548