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veracodeVeracode Vulnerability DatabaseVERACODE:3454
HistoryFeb 06, 2017 - 6:25 a.m.

ECDHE-to-ECDH Downgrade Attacks

2017-02-0606:25:54
Veracode Vulnerability Database
sca.analysiscenter.veracode.com
15

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:N/I:P/A:N

OpenSSL is vulnerable to ECDHE-to-ECDH downgrade attacks. This is due to a flaw in ssl3_get_key_exchange which allows attackers to trigger a loss of forward secrecy to omitting the ServerKeyExchange message.

References

5 Medium

CVSS2

Access Vector

NETWORK

Access Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

NONE

AV:N/AC:L/Au:N/C:N/I:P/A:N