Product Affected

This issue can affect any product or platform running Junos OS with PIM enabled and Auto-RP configured.
High
7.8 (AV:N/AC:L/Au:N/C:N/I:N/A:C)

Problem

Receipt of a malformed PIM packet may cause the RPD routing process to crash and restart. All PIM routers that are configured to use Auto-RP for automatic distribution of group-to-RP mappings are impacted. If Auto-RP is not used in the network, there is no impact.

Juniper SIRT is not aware of any malicious exploitation of this vulnerability.

No other Juniper Networks products or platforms are affected by this issue.

This issue has been assigned CVE-2014-3819 .

Solution

The following software releases have been updated to resolve this specific issue: Junos OS 11.4R12, 12.1R10, 12.1X44-D35, 12.1X45-D25, 12.1X46-D20, 12.1X47-D10, 12.2R8, 12.3R7, 13.1R4, 13.2R4, 13.3R2, 14.1R1, and all subsequent releases (i.e. all releases built after 14.1R1).

This issue is being tracked as PR 947395 and is visible on the Customer Support website.

KB16765 [juniper.net] - "In which releases are vulnerabilities fixed?" describes which release vulnerabilities are fixed as per our End of Engineering and End of Life support policies.

How to obtain fixed software:

Security vulnerabilities in Junos are fixed in the next available Maintenance Release of each supported Junos version. In some cases, a Maintenance Release is not planned to be available in an appropriate time-frame. For these cases, Service Releases are made available in order to be more timely. Security Advisory and Security Notices will indicate which Maintenance and Service Releases contain fixes for the issues described. Upon request to JTAC, customers will be provided download instructions for a Service Release. Although Juniper does not provide formal Release Note documentation for a Service Release, a list of "PRs fixed" can be provided on request.

Workaround

No known workaround exists for this issue.

Severity Assessment

Information for how Juniper Networks uses CVSS can be found at KB 16446 [juniper.net] "Common Vulnerability Scoring System (CVSS) and Juniper's Security Advisories."

Related Information

Acknowledgements