Vulnerability Monitor

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CVE-2019-0014

On QFX and PTX Series, receipt of a malformed packet for J-Flow sampling might crash the FPC (Flexible PIC Concentrator) process which causes all interfaces to go down. By continuously sending the offending packet, an attacker can repeatedly crash the FPC process causing a sustained Denial of Service (DoS). This issue affects both IPv4 and IPv6 packet processing. Affected releases are Juniper Networks Junos OS on QFX and PTX Series: 17.4 versions prior to 17.4R2-S1, 17.4R3; 18.1 versions prior to 18.1R3-S1; 18.2 versions prior to 18.2R1-S3, 18.2R2; 17.2X75 versions prior to 17.2X75-D91, 17.2X75-D100.

Published

2019-01-15T21:29:01.387

Last Modified

2024-11-21T04:16:03.133

Status

Modified

Source

[email protected]

Severity

CVSSv3.0: 7.5 (HIGH)

CVSSv2 Vector

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

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

10.0

Impact Score

2.9

Weaknesses
  • Type: Primary
    CWE-19
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Operating System juniper junos 17.2x75 Yes
Operating System juniper junos 17.2x75 Yes
Operating System juniper junos 17.2x75 Yes
Operating System juniper junos 17.4 Yes
Operating System juniper junos 17.4 Yes
Operating System juniper junos 17.4 Yes
Operating System juniper junos 18.2 Yes
Hardware juniper ptx1000 - No
Hardware juniper ptx10002 - No
Hardware juniper ptx10008 - No
Hardware juniper ptx10016 - No
Hardware juniper ptx3000 - No
Hardware juniper ptx5000 - No
Hardware juniper qfx10002 - No
Hardware juniper qfx10008 - No
Hardware juniper qfx10016 - No
Hardware juniper qfx3500 - No
Hardware juniper qfx3600 - No
Hardware juniper qfx5100 - No
Hardware juniper qfx5110 - No
Hardware juniper qfx5120 - No
Hardware juniper qfx5200 - No
Hardware juniper qfx5210 - No
References