Ubuntu 16.04 LTS / 18.04 LTS : EDK II vulnerabilities (USN-4349-1)

critical Nessus Plugin ID 136282

Synopsis

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

Description

The remote Ubuntu 16.04 LTS / 18.04 LTS host has packages installed that are affected by multiple vulnerabilities as referenced in the USN-4349-1 advisory.

A buffer overflow was discovered in the network stack. An unprivileged user could potentially enable escalation of privilege and/or denial of service. This issue was already fixed in a previous release for 18.04 LTS and 19.10. (CVE-2018-12178)

A buffer overflow was discovered in BlockIo service. An unauthenticated user could potentially enable escalation of privilege, information disclosure and/or denial of service. This issue was already fixed in a previous release for 18.04 LTS and 19.10. (CVE-2018-12180)

A stack overflow was discovered in bmp. An unprivileged user could potentially enable denial of service or elevation of privilege via local access. This issue was already fixed in a previous release for 18.04 LTS and 19.10. (CVE-2018-12181)

It was discovered that memory was not cleared before free that could lead to potential password leak.
(CVE-2019-14558)

A memory leak was discovered in ArpOnFrameRcvdDpc. An attacker could possibly use this issue to cause a denial of service or other unspecified impact. (CVE-2019-14559)

An integer overflow was discovered in MdeModulePkg/PiDxeS3BootScriptLib. An attacker could possibly use this issue to cause a denial of service or other unspecified impact. (CVE-2019-14563)

It was discovered that the affected version doesn't properly check whether an unsigned EFI file should be allowed or not. An attacker could possibly load unsafe content by bypassing the verification.
(CVE-2019-14575)

It was discovered that original configuration runtime memory is freed, but it is still exposed to the OS runtime. (CVE-2019-14586)

A double-unmap was discovered in TRB creation. An attacker could use it to cause a denial of service or other unspecified impact. (CVE-2019-14587)

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

Solution

Update the affected packages.

See Also

https://ubuntu.com/security/notices/USN-4349-1

Plugin Details

Severity: Critical

ID: 136282

File Name: ubuntu_USN-4349-1.nasl

Version: 1.8

Type: local

Agent: unix

Published: 5/1/2020

Updated: 8/27/2024

Supported Sensors: Frictionless Assessment AWS, Frictionless Assessment Azure, Frictionless Assessment Agent, Nessus Agent, Agentless Assessment, Nessus

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: Medium

Base Score: 6.8

Temporal Score: 5

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

CVSS Score Source: CVE-2018-12180

CVSS v3

Risk Factor: Critical

Base Score: 9.1

Temporal Score: 7.9

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

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

CVSS Score Source: CVE-2018-12178

Vulnerability Information

CPE: p-cpe:/a:canonical:ubuntu_linux:ovmf, cpe:/o:canonical:ubuntu_linux:16.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:qemu-efi, p-cpe:/a:canonical:ubuntu_linux:qemu-efi-arm, cpe:/o:canonical:ubuntu_linux:18.04:-:lts, p-cpe:/a:canonical:ubuntu_linux:qemu-efi-aarch64

Required KB Items: Host/cpu, Host/Debian/dpkg-l, Host/Ubuntu, Host/Ubuntu/release

Exploit Ease: No known exploits are available

Patch Publication Date: 4/30/2020

Vulnerability Publication Date: 3/27/2019

Reference Information

CVE: CVE-2018-12178, CVE-2018-12180, CVE-2018-12181, CVE-2019-14558, CVE-2019-14559, CVE-2019-14563, CVE-2019-14575, CVE-2019-14586, CVE-2019-14587

USN: 4349-1