The Diffie-Hellman key-exchange implementation in OpenSSL 0.9.8, when FIPS mode is enabled, does not properly validate a public parameter, which makes it easier for man-in-the-middle attackers to obtain the shared secret key by modifying network traffic, a related issue to CVE-2011-1923.
Exploitability
AV:NAC:HAu:NImpact
C:PI:PA:N4/AV:N/AC:H/Au:N/C:P/I:P/A:N