CVE-2014-3511

The ssl23_get_client_hello function in s23_srvr.c in OpenSSL 1.0.1 before 1.0.1i allows man-in-the-middle attackers to force the use of TLS 1.0 by triggering…

published August 13, 2014

CVSS

—

EPSS

14%

Percentile

96.5

In the wild

Unconfirmed

What it is

The ssl23_get_client_hello function in s23_srvr.c in OpenSSL 1.0.1 before 1.0.1i allows man-in-the-middle attackers to force the use of TLS 1.0 by triggering ClientHello message fragmentation in communication between a client and server that both support later TLS versions, related to a "protocol downgrade" issue.

The record

Technical detail

CVSS: Not scored
CVSS v4.0: Not supplied
EPSS: 0.14129 · 96.5th percentile
Published: 2014-08-13T23:00Z

EPSS history

Timeline

13 AUG 23:00Z
The ssl23_get_client_hello function in s23_srvr.c in OpenSSL 1.0.1 before 1.0.1i allows man-in-the-middle attackers to force the use of TLS 1.0 by triggering…
cvelistv5