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Test ID:1.3.6.1.4.1.25623.1.0.107443
Category:Web application abuses
Title:Tenable Nessus < 8.1.1 Multiple Vulnerabilities (tns-2018-16)
Summary:This host is running Nessus and is prone to; multiple vulnerabilities.
Description:Summary:
This host is running Nessus and is prone to
multiple vulnerabilities.

Vulnerability Insight:
Tenable Nessus is affected by multiple vulnerabilities:

- Tenable Nessus contains a flaw in the bundled third-party component OpenSSL library's DSA signature algorithm that renders it vulnerable to a timing side channel attack.

- Tenable Nessus contains a flaw in the bundled third-party component OpenSSL library's Simultaneous Multithreading (SMT) architectures which render it vulnerable to side-channel leakage. This issue is known as 'PortSmash'.

Vulnerability Impact:
Successful exploitation will allow remote
attackers potentially to recover the private key. They could possibly use this issue to perform a timing side-channel attack and recover private keys.

Affected Software/OS:
Nessus versions prior to version 8.1.1.

Solution:
Upgrade to nessus version 8.1.1 or later.
For updates refer to Reference links.

CVSS Score:
4.3

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

Cross-Ref: Common Vulnerability Exposure (CVE) ID: CVE-2018-0734
BugTraq ID: 105758
http://www.securityfocus.com/bid/105758
Debian Security Information: DSA-4348 (Google Search)
https://www.debian.org/security/2018/dsa-4348
Debian Security Information: DSA-4355 (Google Search)
https://www.debian.org/security/2018/dsa-4355
https://usn.ubuntu.com/3840-1/
Common Vulnerability Exposure (CVE) ID: CVE-2018-5407
BugTraq ID: 105897
http://www.securityfocus.com/bid/105897
https://www.exploit-db.com/exploits/45785/
https://security.gentoo.org/glsa/201903-10
https://eprint.iacr.org/2018/1060.pdf
https://github.com/bbbrumley/portsmash
https://lists.debian.org/debian-lts-announce/2018/11/msg00024.html
RedHat Security Advisories: RHSA-2019:0483
https://access.redhat.com/errata/RHSA-2019:0483
RedHat Security Advisories: RHSA-2019:0651
https://access.redhat.com/errata/RHSA-2019:0651
RedHat Security Advisories: RHSA-2019:0652
https://access.redhat.com/errata/RHSA-2019:0652
CopyrightCopyright (C) 2019 Greenbone Networks GmbH

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