Vulnerability Monitor

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CVE-2016-1275

Juniper Junos OS before 13.3R9, 14.1R6 before 14.1R6-S1, and 14.1 before 14.1R7, when configured with VPLS routing-instances, allows remote attackers to obtain sensitive mbuf information by injecting a flood of Ethernet frames with IPv6 MAC addresses directly into a connected interface.

Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 6.5, indicating it requires adjacent network access with relatively low complexity without requiring user interaction and does not require pre-existing privileges . The vulnerability impacts and availability (service disruption) for affected systems. Impacting 1 product from juniper organizations running these solutions should prioritize assessment and patching.

Historical Context

First disclosed in 2016, this vulnerability was reported during a period defined by widespread IoT adoption challenges, mobile security concerns, and the emergence of advanced persistent threat (APT) techniques. Contemporary mitigation strategies focused on secure development practices and third-party component vetting.

Published

2016-09-09T14:05:02.297

Last Modified

2026-05-06T22:30:45.220

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 6.5 (MEDIUM)

CVSSv2 Vector

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

Access Vector: ADJACENT_NETWORK
Access Complexity: LOW
Authentication: NONE
Confidentiality Impact: NONE
Integrity Impact: NONE
Availability Impact: COMPLETE

Exploitability Score

6.5

Impact Score

6.9

Weaknesses

Type: Primary
CWE-399

Affected Vendors & Products

Type	Vendor	Product	Version/Range	Vulnerable?
Operating System	juniper	junos	≤ 13.3	Yes
Operating System	juniper	junos	14.1	Yes
Operating System	juniper	junos	14.1	Yes
Operating System	juniper	junos	14.1	Yes
Operating System	juniper	junos	14.1	Yes
Operating System	juniper	junos	14.1	Yes
Operating System	juniper	junos	14.1	Yes
Operating System	juniper	junos	14.1	Yes

References

http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10750 Vendor Advisory ([email protected])
http://www.securityfocus.com/bid/91758 ([email protected])
http://www.securitytracker.com/id/1036301 ([email protected])
http://kb.juniper.net/InfoCenter/index?page=content&id=JSA10750 Vendor Advisory (af854a3a-2127-422b-91ae-364da2661108)
http://www.securityfocus.com/bid/91758 (af854a3a-2127-422b-91ae-364da2661108)
http://www.securitytracker.com/id/1036301 (af854a3a-2127-422b-91ae-364da2661108)

How SecUtils Interprets This CVE

SecUtils normalizes and enriches National Vulnerability Database (NVD) records by standardizing vendor and product identifiers, aggregating vulnerability metadata from both NVD and MITRE sources, and providing structured context for security teams. For juniper's affected products, we extract Common Platform Enumeration (CPE) data, Common Weakness Enumeration (CWE) classifications, CVSS severity metrics, and reference data to enable rapid vulnerability prioritization and asset correlation. This record contains no exploit code, proof-of-concept instructions, or attack methodologies—only defensive intelligence necessary for patch management, risk assessment, and security operations.