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Test ID:1.3.6.1.4.1.25623.1.0.107260
Category:General
Title:OpenSSL Security Bypass Vulnerability - DEC 2017 (Linux)
Summary:This host is running OpenSSL and is prone; to Security Bypass vulnerability.
Description:Summary:
This host is running OpenSSL and is prone
to Security Bypass vulnerability.

Vulnerability Insight:
When SSL_read()/SSL_write() is subsequently called by the
application for the same SSL object then it will succeed and the data is passed without being
decrypted/encrypted directly from the SSL/TLS record layer.

Vulnerability Impact:
Successfully exploiting this issue will allow attackers
to bypass security restrictions and perform unauthorized actions this may aid in launching
further attacks.

Affected Software/OS:
OpenSSL 1.0.2 (starting from version 1.0.2b) before 1.0.2n

Solution:
OpenSSL 1.0.2 users should upgrade to 1.0.2n.

CVSS Score:
4.3

CVSS Vector:
AV:N/AC:M/Au:N/C:P/I:N/A:N

Cross-Ref: BugTraq ID: 102103
Common Vulnerability Exposure (CVE) ID: CVE-2017-3737
https://www.digitalmunition.me/2017/12/cve-2017-3737-openssl-security-bypass-vulnerability/
Debian Security Information: DSA-4065 (Google Search)
https://www.debian.org/security/2017/dsa-4065
FreeBSD Security Advisory: FreeBSD-SA-17:12
https://security.FreeBSD.org/advisories/FreeBSD-SA-17:12.openssl.asc
https://security.gentoo.org/glsa/201712-03
http://www.securityfocus.com/bid/102103
http://www.securitytracker.com/id/1039978
CopyrightCopyright (C) 2017 Greenbone Networks GmbH

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