Scientific Linux Security Update : ovmf on SL7.x x86_64 (20190806)

critical Nessus Plugin ID 128248
New! Plugin Severity Now Using CVSS v3

The calculated severity for Plugins has been updated to use CVSS v3 by default. Plugins that do not have a CVSS v3 score will fall back to CVSS v2 for calculating severity. Severity display preferences can be toggled in the settings dropdown.

Synopsis

The remote Scientific Linux host is missing a security update.

Description

Security Fix(es) :

- edk2: Privilege escalation via processing of malformed files in TianoCompress.c (CVE-2017-5731)

- edk2: Privilege escalation via processing of malformed files in BaseUefiDecompressLib.c (CVE-2017-5732)

- edk2: Privilege escalation via heap-based buffer overflow in MakeTable() function (CVE-2017-5733)

- edk2: Privilege escalation via stack-based buffer overflow in MakeTable() function (CVE-2017-5734)

- edk2: Privilege escalation via heap-based buffer overflow in Decode() function (CVE-2017-5735)

- edk2: Logic error in MdeModulePkg in EDK II firmware allows for privilege escalation by authenticated users (CVE-2018-3613)

- openssl: Side-channel vulnerability on SMT/Hyper-Threading architectures (PortSmash) (CVE-2018-5407)

- edk2: Stack buffer overflow with corrupted BMP (CVE-2018-12181)

- edk2: buffer overflows in PartitionDxe and UdfDxe with long file names and invalid UDF media (CVE-2019-0160)

- edk2: stack overflow in XHCI causing denial of service (CVE-2019-0161)

Solution

Update the affected OVMF package.

See Also

http://www.nessus.org/u?6a96187f

Plugin Details

Severity: Critical

ID: 128248

File Name: sl_20190806_ovmf_on_SL7_x.nasl

Version: 1.3

Type: local

Agent: unix

Published: 8/27/2019

Updated: 2/24/2020

Dependencies: ssh_get_info.nasl

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 7.5

Temporal Score: 5.9

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

Temporal Vector: E:POC/RL:OF/RC:C

CVSS v3

Risk Factor: Critical

Base Score: 9.8

Temporal Score: 8.8

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

Temporal Vector: E:P/RL:O/RC:C

Vulnerability Information

CPE: p-cpe:/a:fermilab:scientific_linux:OVMF, x-cpe:/o:fermilab:scientific_linux

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 8/6/2019

Vulnerability Publication Date: 11/15/2018

Reference Information

CVE: CVE-2017-5731, CVE-2017-5732, CVE-2017-5733, CVE-2017-5734, CVE-2017-5735, CVE-2018-12181, CVE-2018-3613, CVE-2018-5407, CVE-2019-0160, CVE-2019-0161