RHEL 7 : krb5 (RHSA-2015:2154)

high Nessus Plugin ID 86933

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Synopsis

The remote Red Hat host is missing one or more security updates.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2015:2154 advisory.

- krb5: unauthenticated denial of service in recvauth_common() and others (CVE-2014-5355)

- krb5: issues in OTP and PKINIT kdcpreauth modules leading to requires_preauth bypass (CVE-2015-2694)

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.

Plugin Details

Severity: High

ID: 86933

File Name: redhat-RHSA-2015-2154.nasl

Version: 2.15

Type: local

Agent: unix

Family: Red Hat Local Security Checks

Published: 11/19/2015

Updated: 4/27/2024

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

Risk Information

VPR

Risk Factor: Low

Score: 3.6

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Medium

Base Score: 5.8

Temporal Score: 4.3

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

CVSS Score Source: CVE-2015-2694

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

CVSS Score Source: CVE-2014-5355

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:krb5-server-ldap, cpe:/o:redhat:enterprise_linux:7, p-cpe:/a:redhat:enterprise_linux:krb5-pkinit, p-cpe:/a:redhat:enterprise_linux:krb5-workstation, p-cpe:/a:redhat:enterprise_linux:krb5-server, p-cpe:/a:redhat:enterprise_linux:krb5, p-cpe:/a:redhat:enterprise_linux:krb5-libs, p-cpe:/a:redhat:enterprise_linux:krb5-devel

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

Exploit Ease: No known exploits are available

Patch Publication Date: 11/19/2015

Vulnerability Publication Date: 2/20/2015

Reference Information

CVE: CVE-2014-5355, CVE-2015-2694

CWE: 476

RHSA: 2015:2154

Detections

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