Vulnerability Monitor

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CVE-2016-1257


The Routing Engine in Juniper Junos OS 13.2R5 through 13.2R8, 13.3R1 before 13.3R8, 13.3R7 before 13.3R7-S3, 14.1R1 before 14.1R6, 14.1R3 before 14.1R3-S9, 14.1R4 before 14.1R4-S7, 14.1X51 before 14.1X51-D65, 14.1X53 before 14.1X53-D12, 14.1X53 before 14.1X53-D28, 14.1X53 before 4.1X53-D35, 14.2R1 before 14.2R5, 14.2R3 before 14.2R3-S4, 14.2R4 before 14.2R4-S1, 15.1 before 15.1R3, 15.1F2 before 15.1F2-S2, and 15.1X49 before 15.1X49-D40, when LDP is enabled, allows remote attackers to cause a denial of service (RPD routing process crash) via a crafted LDP packet.


Security Impact Summary

This vulnerability carries a MEDIUM severity rating with a CVSS v3.1 score of 5.9, indicating it can be exploited remotely over the network but requires specific conditions to be met 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

2016-01-15T19:59:06.210

Last Modified

2025-04-12T10:46:40.837

Status

Deferred

Source

[email protected]

Severity

CVSSv3.0: 5.9 (MEDIUM)

CVSSv2 Vector

AV:N/AC:M/Au:N/C:N/I:N/A:P

  • Access Vector: NETWORK
  • Access Complexity: MEDIUM
  • Authentication: NONE
  • Confidentiality Impact: NONE
  • Integrity Impact: NONE
  • Availability Impact: PARTIAL
Exploitability Score

8.6

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-20

Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System juniper junos 13.2 Yes
Operating System juniper junos 13.2 Yes
Operating System juniper junos 13.2 Yes
Operating System juniper junos 13.2 Yes
Operating System juniper junos 13.2 Yes
Operating System juniper junos 13.3 Yes
Operating System juniper junos 13.3 Yes
Operating System juniper junos 13.3 Yes
Operating System juniper junos 13.3 Yes
Operating System juniper junos 13.3 Yes
Operating System juniper junos 13.3 Yes
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 14.1x51 Yes
Operating System juniper junos 14.1x51 Yes
Operating System juniper junos 14.1x53 Yes
Operating System juniper junos 14.1x53 Yes
Operating System juniper junos 14.1x53 Yes
Operating System juniper junos 14.1x53 Yes
Operating System juniper junos 14.1x53 Yes
Operating System juniper junos 14.2 Yes
Operating System juniper junos 14.2 Yes
Operating System juniper junos 14.2 Yes
Operating System juniper junos 14.2 Yes
Operating System juniper junos 15.1 Yes
Operating System juniper junos 15.1 Yes
Operating System juniper junos 15.1 Yes
Operating System juniper junos 15.1 Yes
Operating System juniper junos 15.1 Yes
Operating System juniper junos 15.1x49 Yes
Operating System juniper junos 15.1x49 Yes

References

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.