#VU245 SSLV2 Handshake malformed key buffer overflow in OpenSSL - CVE-2002-0656
Published: August 1, 2016 / Updated: September 14, 2018
Vulnerability identifier: #VU245
Vulnerability risk: Critical
CVSSv4.0: CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P/U:Red
CVE-ID: CVE-2002-0656
CWE-ID: CWE-119
Exploitation vector: Remote access
Exploit availability:
Public exploit is available
Vulnerable software:
OpenSSL
OpenSSL
Software vendor:
OpenSSL Software Foundation
OpenSSL Software Foundation
Description
The vulnerability allows a remote attacker to execute arbitrary code on the target system.
The vulnerability exists due to boundary error in OpenSSL. A remote unauthenticated attacker can execute arbitrary code by sending a large client master key in SSL2 or a large session ID in SSL3.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
The vulnerability exists due to boundary error in OpenSSL. A remote unauthenticated attacker can execute arbitrary code by sending a large client master key in SSL2 or a large session ID in SSL3.
Successful exploitation of this vulnerability may result in complete compromise of vulnerable system.
Remediation
Upgrade your version to OpenSSL 0.9.6e.