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Junos OSPFv3 Denial of Service Vulnerability
Information
Severity
Severity
Medium
Family
Family
JunOS Local Security Checks
CVSSv2 Base
CVSSv2 Base
6.1
CVSSv2 Vector
CVSSv2 Vector
AV:A/AC:L/Au:N/C:N/I:N/A:C
Solution Type
Solution Type
Vendor Patch
Created
Created
9 years ago
Modified
Modified
5 years ago
Summary
Junos OS with OSPFv3 IPSec authentication enabled is vulnerable to a Denial of Service attack.
Insight
Insight
When a specially crafted fragmented OSPFv3 packet containing an IPsec Authentication Header (AH) is received, it may trigger a kernel crash causing the RE to restart.
Affected Software
Affected Software
Junos OS 11.4, 12.1, 12.2, 12.3, 13.1, 13.2, 13.3 and 14.1
Detection Method
Detection Method
Checks if a vulnerable OS build is present on the target host.
Solution
Solution
New builds of Junos OS software are available from Juniper. As a workaround discontinue use of IPSec Authentication Header option in OSPFv3.