openSUSE Security Update : krb5 (openSUSE-2018-328)

medium Nessus Plugin ID 108783

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Synopsis

The remote openSUSE host is missing a security update.

Description

This update for krb5 provides the following fixes :

Security issues fixed :

- CVE-2018-5730: DN container check bypass by supplying special crafted data (bsc#1083927).

- CVE-2018-5729: NULL pointer dereference in kadmind or DN container check bypass by supplying special crafted data (bsc#1083926).

Non-security issues fixed :

- Make it possible for legacy applications (e.g. SAP Netweaver) to remain compatible with newer Kerberos.
System administrators who are experiencing this kind of compatibility issues may set the environment variable GSSAPI_ASSUME_MECH_MATCH to a non-empty value, and make sure the environment variable is visible and effective to the application startup script. (bsc#1057662)

- Fix a GSS failure in legacy applications by not indicating deprecated GSS mechanisms in gss_indicate_mech() list. (bsc#1081725)

This update was imported from the SUSE:SLE-12-SP2:Update update project.

Solution

Update the affected krb5 packages.

See Also

https://bugzilla.opensuse.org/show_bug.cgi?id=1083926

https://bugzilla.opensuse.org/show_bug.cgi?id=1083927

https://bugzilla.opensuse.org/show_bug.cgi?id=1057662

https://bugzilla.opensuse.org/show_bug.cgi?id=1081725

Plugin Details

Severity: Medium

ID: 108783

File Name: openSUSE-2018-328.nasl

Version: 1.5

Type: local

Agent: unix

Published: 4/2/2018

Updated: 11/21/2024

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

Risk Information

VPR

Risk Factor: Low

Score: 3.4

CVSS v2

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 4.8

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

CVSS Score Source: CVE-2018-5729

CVSS v3

Risk Factor: Medium

Base Score: 4.7

Temporal Score: 4.1

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

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

Vulnerability Information

CPE: p-cpe:/a:novell:opensuse:krb5-plugin-kdb-ldap-debuginfo, p-cpe:/a:novell:opensuse:krb5-mini, p-cpe:/a:novell:opensuse:krb5-plugin-kdb-ldap, p-cpe:/a:novell:opensuse:krb5-plugin-preauth-pkinit, p-cpe:/a:novell:opensuse:krb5-debuginfo, p-cpe:/a:novell:opensuse:krb5-server, p-cpe:/a:novell:opensuse:krb5-plugin-preauth-otp, p-cpe:/a:novell:opensuse:krb5, p-cpe:/a:novell:opensuse:krb5-debuginfo-32bit, p-cpe:/a:novell:opensuse:krb5-debugsource, p-cpe:/a:novell:opensuse:krb5-server-debuginfo, cpe:/o:novell:opensuse:42.3, p-cpe:/a:novell:opensuse:krb5-devel, p-cpe:/a:novell:opensuse:krb5-client-debuginfo, p-cpe:/a:novell:opensuse:krb5-devel-32bit, p-cpe:/a:novell:opensuse:krb5-mini-debugsource, p-cpe:/a:novell:opensuse:krb5-client, p-cpe:/a:novell:opensuse:krb5-mini-devel, p-cpe:/a:novell:opensuse:krb5-mini-debuginfo, p-cpe:/a:novell:opensuse:krb5-plugin-preauth-pkinit-debuginfo, p-cpe:/a:novell:opensuse:krb5-32bit, p-cpe:/a:novell:opensuse:krb5-plugin-preauth-otp-debuginfo

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

Exploit Ease: No known exploits are available

Patch Publication Date: 3/30/2018

Reference Information

CVE: CVE-2018-5729, CVE-2018-5730