SUSE SLES12 Security Update : libzypp, zypper (SUSE-SU-2018:2555-1)

critical Nessus Plugin ID 112200

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Synopsis

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

Description

This update for libzypp, zypper provides the following fixes :

libzypp security fixes :

CVE-2018-7685: Validate RPMs before caching (bsc#1091624, bsc#1088705)

CVE-2017-9269: Be sure bad packages do not stay in the cache (bsc#1045735)

CVE-2017-7435, CVE-2017-7436, CVE-2017-9269: Fix repo gpg check workflows, mainly for unsigned repos and packages (bsc#1045735, bsc#1038984)

libzypp changes :

RepoManager: Explicitly request repo2solv to generate application pseudo packages.

Prefer calling 'repo2solv' rather than 'repo2solv.sh'.

libzypp-devel should not require cmake. (bsc#1101349)

HardLocksFile: Prevent against empty commit without Target having been loaded. (bsc#1096803)

Avoid zombie tar processes. (bsc#1076192)

man: Make sure that '--config FILE' affects zypper.conf, not zypp.conf. (bsc#1100028)

ansi.h: Prevent ESC sequence strings from going out of scope.
(bsc#1092413)

RepoInfo: add enum GpgCheck for convenient gpgcheck mode handling (bsc#1045735)

repo refresh: Re-probe if the repository type changes (bsc#1048315)

Use common workflow for downloading packages and srcpackages. This includes a common way of handling and reporting gpg signature and checks. (bsc#1037210)

PackageProvider: as well support downloading SrcPackage (for bsc#1037210)

Adapt to work with GnuPG 2.1.23 (bsc#1054088) Use 'gpg --list-packets' to determine the keyid to verify a signature.

Handle http error 502 Bad Gateway in curl backend (bsc#1070851)

zypper security fixes :

Improve signature check callback messages (bsc#1045735, CVE-2017-9269)

add/modify repo: Add options to tune the GPG check settings (bsc#1045735, CVE-2017-9269)

Adapt download callback to report and handle unsigned packages (bsc#1038984, CVE-2017-7436)

zypper changes :

download: fix crash when non-package types are passed as argument (bsc#1037210)

XML <install-summary> attribute `packages-to-change` added (bsc#1102429) </install-summary>

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 for SAP 12-SP1:zypper in -t patch SUSE-SLE-SAP-12-SP1-2018-1792=1

SUSE Linux Enterprise Server 12-SP1-LTSS:zypper in -t patch SUSE-SLE-SERVER-12-SP1-2018-1792=1

Plugin Details

Severity: Critical

ID: 112200

File Name: suse_SU-2018-2555-1.nasl

Version: 1.4

Type: local

Agent: unix

Family: SuSE Local Security Checks

Published: 8/31/2018

Updated: 8/13/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 5.9

CVSS v2

Risk Factor: High

Base Score: 9.3

Temporal Score: 6.9

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

CVSS Score Source: CVE-2017-7436

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

CVSS Score Source: CVE-2017-9269

Vulnerability Information

CPE: cpe:/o:novell:suse_linux:12, p-cpe:/a:novell:suse_linux:zypper, p-cpe:/a:novell:suse_linux:zypper-debuginfo, p-cpe:/a:novell:suse_linux:libzypp-debugsource, p-cpe:/a:novell:suse_linux:libzypp-debuginfo, p-cpe:/a:novell:suse_linux:libzypp, p-cpe:/a:novell:suse_linux:zypper-debugsource

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

Exploit Ease: No known exploits are available

Patch Publication Date: 8/30/2018

Vulnerability Publication Date: 3/1/2018

Reference Information

CVE: CVE-2017-7435, CVE-2017-7436, CVE-2017-9269, CVE-2018-7685

Detections

Analytics