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SSL/TLS: OpenSSL 'CVE-2016-2107' Padding Oracle Vulnerability
Information
Severity
Severity
Low
Family
Family
SSL and TLS
CVSSv2 Base
CVSSv2 Base
2.6
CVSSv2 Vector
CVSSv2 Vector
AV:N/AC:H/Au:N/C:P/I:N/A:N
Solution Type
Solution Type
Vendor Patch
Created
Created
7 years ago
Modified
Modified
5 years ago
Summary
This host is installed with OpenSSL and is prone to padding oracle attack.
Insight
Insight
The vulnerability is due to not considering memory allocation during a certain padding check.
Affected Software
Affected Software
OpenSSL before 1.0.1t and 1.0.2 before 1.0.2h.
Detection Method
Detection Method
Send an encrypted padded message and check the returned alert (Record Overflow if vulnerable, Bad Record Mac if no vulnerable.
Solution
Solution
OpenSSL 1.0.2 users should upgrade to 1.0.2h. OpenSSL 1.0.1 users should upgrade to 1.0.1t.