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CVE-2014-6450

20
FAUCET Score

CVE-2014-6450 is a denial-of-service vulnerability affecting various versions of Juniper Junos OS when configured for IPv6. Remote attackers can exploit this by sending crafted IPv6 packets, leading to mbuf chain corruption and a kernel panic on the affected device. With a CVSS score of 7.8, this vulnerability is considered high severity, requiring no authentication or complex attack conditions, and resulting in complete system unavailability. Despite its severity, there is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.

Impacted Technologies

VendorProductVersion(s)CPE
12.1x44CPE matchmatch criteria
cpe:2.3:o:juniper:junos:12.1x44:*:*:*:*:*:*:*
12.1x44CPE matchmatch criteria
cpe:2.3:o:juniper:junos:12.1x44:d10:*:*:*:*:*:*
12.1x44CPE matchmatch criteria
cpe:2.3:o:juniper:junos:12.1x44:d15:*:*:*:*:*:*
12.1x44CPE matchmatch criteria
cpe:2.3:o:juniper:junos:12.1x44:d20:*:*:*:*:*:*
12.1x44CPE matchmatch criteria
cpe:2.3:o:juniper:junos:12.1x44:d25:*:*:*:*:*:*

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
1.93%
Probability of exploitation in next 30 days
EPSS Percentile
77.8%
Percentile rank of EPSS score among Peer Group
As of 2026-07-27
Model: v2026.06.15
This CVE's current EPSS score of 0.0192 is in the 61st percentile among its peer group of 51,551 CVEs.

Social Chatter

No social media mentions found for this CVE.

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
securitytracker.com / id/1033855