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OracleVM 3.3 / 3.4 : gnutls (OVMSA-2017-0054)

critical Nessus Plugin ID 99081

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Synopsis

The remote OracleVM host is missing one or more security updates.

Description

The remote OracleVM system is missing necessary patches to address critical security updates :

 - Upgraded to 2.12.23 to incorporate multiple TLS 1.2 fixes (#1326389, #1326073, #1323215, #1320982, #1328205, #1321112)

 - Modified gnutls-serv to accept --sni-hostname (#1333521)

 - Modified gnutls-serv to always reply with an alert message (#1327656)

 - Removed support for DSA2 as it causes interoperability issues (#1321112)

 - Allow sending and receiving certificates which were not in the signature algorithms extension (#1328205)

 - Removed support for EXPORT ciphersuites (#1337460)

 - Raised the minimum acceptable DH size to 1024 (#1335924)

 - Restricted the number of alert that can be received during handshake (#1388730)

 - Added fixes for OpenPGP parsing issues (CVE-2017-5337, CVE-2017-5336, CVE-2017-5335)

 - The exposed (but internal) crypto back-end registration API is deprecated and no longer functional. The ABI is kept compatible (#1415682)

Solution

Update the affected gnutls / gnutls-utils packages.

See Also

http://www.nessus.org/u?656eaa25

http://www.nessus.org/u?a6fc511e

Plugin Details

Severity: Critical

ID: 99081

File Name: oraclevm_OVMSA-2017-0054.nasl

Version: 3.6

Type: local

Published: 3/30/2017

Updated: 1/4/2021

Supported Sensors: Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.5

Vector: CVSS2#AV:N/AC:L/Au:N/C:P/I:P/A:P

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Temporal Vector: CVSS:3.0/E:U/RL:O/RC:C

Vulnerability Information

CPE: cpe:/o:oracle:vm_server:3.4, p-cpe:/a:oracle:vm:gnutls, p-cpe:/a:oracle:vm:gnutls-utils, cpe:/o:oracle:vm_server:3.3

Required KB Items: Host/local_checks_enabled, Host/OracleVM/release, Host/OracleVM/rpm-list

Exploit Ease: No known exploits are available

Patch Publication Date: 3/29/2017

Vulnerability Publication Date: 3/24/2017

Reference Information

CVE: CVE-2017-5335, CVE-2017-5336, CVE-2017-5337