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OpenSSL DoS Vulnerability (20140806) - Linux
Information
Severity
Severity
Medium
Family
Family
Denial of Service
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
2 years ago
Modified
Modified
2 years ago
Summary
OpenSSL is prone to a denial of service (DoS) vulnerability.
Insight
Insight
A race condition was found in ssl_parse_serverhello_tlsext. If a multithreaded client connects to a malicious server using a resumed session and the server sends an ec point format extension, it could write up to 255 bytes to freed memory.
Affected Software
Affected Software
OpenSSL version 1.0.0 through 1.0.0m and 1.0.1 through 1.0.1h.
Detection Method
Detection Method
Checks if a vulnerable version is present on the target host.
Solution
Solution
Update to version 1.0.0n, 1.0.1i or later.