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Junos Stack Exhaustion Denial of Service Vulnerability
Information
Severity
Severity
Medium
Family
Family
JunOS Local Security Checks
CVSSv2 Base
CVSSv2 Base
5.0
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:L/Au:N/C:N/I:N/A:P
Solution Type
Solution Type
Vendor Patch
Created
Created
10 years ago
Modified
Modified
5 years ago
Summary
Denial of Service vulnerability due to stack exhaustion in glibc used by Junos
Insight
Insight
A stack consumption vulnerability in the regcomp implementation in the GNU C Library allows an attacker to cause a denial of service via a regular expression containing adjacent repetition operators or adjacent bounded repetitions. Junos uses regular expressions in several places within the CLI.
Affected Software
Affected Software
Junos OS 10.4, 11.4, 12.1, 12.2, 12.3, 13.1, 13.2, 13.3
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.