SUSE SLED12 / SLES12 Security Update : libu2f-host (SUSE-SU-2019:1749-1)

high Nessus Plugin ID 126501

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Synopsis

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

Description

This update for libu2f-host and pam_u2f to version 1.0.8 fixes the following issues :

Security issues fixed for libu2f-host :

CVE-2019-9578: Fixed a memory leak due to a wrong parse of init's response (bsc#1128140).

CVE-2018-20340: Fixed an unchecked buffer, which could allow a buffer overflow with a custom made malicious USB device (bsc#1124781).

Security issues fixed for pam_u2f: CVE-2019-12209: Fixed an issue where symlinks in the user's directory were followed (bsc#1135729).

CVE-2019-12210: Fixed file descriptor leaks (bsc#1135727).

Note that Tenable Network Security has extracted the preceding description block directly from the SUSE security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

Solution

To install this SUSE Security Update use the SUSE recommended installation methods like YaST online_update or 'zypper patch'.

Alternatively you can run the command listed for your product :

SUSE Linux Enterprise Server 12-SP4:zypper in -t patch SUSE-SLE-SERVER-12-SP4-2019-1749=1

SUSE Linux Enterprise Desktop 12-SP4:zypper in -t patch SUSE-SLE-DESKTOP-12-SP4-2019-1749=1

Plugin Details

Severity: High

ID: 126501

File Name: suse_SU-2019-1749-1.nasl

Version: 1.4

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 7/5/2019

Updated: 5/10/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.0

CVSS v2

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.3

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

CVSS Score Source: CVE-2019-12210

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.3

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:suse_linux:libu2f-host-debugsource, p-cpe:/a:novell:suse_linux:libu2f-host0, p-cpe:/a:novell:suse_linux:libu2f-host0-debuginfo, p-cpe:/a:novell:suse_linux:pam_u2f, p-cpe:/a:novell:suse_linux:pam_u2f-debuginfo, p-cpe:/a:novell:suse_linux:pam_u2f-debugsource, cpe:/o:novell:suse_linux:12

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 7/4/2019

Vulnerability Publication Date: 3/5/2019

Reference Information

CVE: CVE-2018-20340, CVE-2019-12209, CVE-2019-12210, CVE-2019-9578

Detections

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