Juniper ScreenOS vulnerable to denial-of-service (DoS)


ScreenOS provided by Juniper Networks contains a denial-of-service (DoS) vulnerability.

Shuichiro Suzuki of FFRI, Inc. reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
CVSS Severity (What is CVSS?)

CVSS V2 Severity:
Base Metrics 7.8 (High) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Low
  • Authentication: None
  • Confidentiality Impact: None
  • Integrity Impact: None
  • Availability Impact: Complete
Affected Products

Juniper Networks, Inc.
  • ScreenOS version 6.3
  • ScreenOS version 6.2
  • ScreenOS version 5.4 (NS 5GT only)


When processing a malicious packet, the device may hang.

[Enable the "Ping of Death Screen"]
Enable the "Ping of Death Screen" setting according to the information provided by the developer.

According to the developer, version 6.3.0.r16 which addresses this issue will be made available by the end of 2013.
Vendor Information

Juniper Networks, Inc.
CWE (What is CWE?)

  1. No Mapping(CWE-noinfo) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2013-6958

  1. JVN : JVN#28436508
  2. National Vulnerability Database (NVD) : CVE-2013-6958
Revision History

  • [2013/12/13]
      Web page was published
      References : Content was added