Juniper Junos Fragmented ICMP Packet Handling Remote DoS (PSN-2011-07-298)

Medium Nessus Plugin ID 55936

Synopsis

The remote router has a denial of service vulnerability.

Description

According to its self-reported version number, the remote Juniper router is running a version of Junos with a denial of service vulnerability. Receiving a burst of fragmented ICMP packets can cause the router to become unresponsive until it is rebooted.

A remote, unauthenticated attacker could exploit this to make the router unresponsive.

Solution

Apply the relevant Junos upgrade referenced in Juniper advisory PSN-2011-07-298.

See Also

http://www.nessus.org/u?640872cf

Plugin Details

Severity: Medium

ID: 55936

File Name: juniper_psn-2011-07-298.nasl

Version: 1.9

Type: combined

Published: 2011/08/22

Updated: 2018/08/10

Dependencies: 55932

Risk Information

Risk Factor: Medium

CVSS v2.0

Base Score: 6.1

Vector: CVSS2#AV:A/AC:L/Au:N/C:N/I:N/A:C

Vulnerability Information

CPE: cpe:/o:juniper:junos

Required KB Items: Host/Juniper/model, Host/Juniper/JUNOS/Version

Patch Publication Date: 2011/07/13

Vulnerability Publication Date: 2011/07/13