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Junos SSL/TLS MITM Vulnerability
Information
Severity
Severity
Medium
Family
Family
JunOS Local Security Checks
CVSSv2 Base
CVSSv2 Base
6.8
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:M/Au:N/C:P/I:P/A:P
Solution Type
Solution Type
Vendor Patch
Created
Created
9 years ago
Modified
Modified
5 years ago
Summary
Junos OS is prone to a OpenSSL man in the middle security bypass vulnerability.
Insight
Insight
An attacker using a carefully crafted handshake can force the use of weak keying material in OpenSSL SSL/TLS clients and servers which can be exploited to perform a man in the middle attack.
Affected Software
Affected Software
Junos OS 11.4, 12.1, 12.2, 12.3, 13.1, 13.2 and 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.