RHEL 7 : tcpdump (RHSA-2019:3976)

medium Nessus Plugin ID 131377

Synopsis

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

Description

An update for tcpdump is now available for Red Hat Enterprise Linux 7.

Red Hat Product Security has rated this update as having a security impact of Low. A Common Vulnerability Scoring System (CVSS) base score, which gives a detailed severity rating, is available for each vulnerability from the CVE link (s) in the References section.

The tcpdump packages contain the tcpdump utility for monitoring network traffic. The tcpdump utility can capture and display the packet headers on a particular network interface or on all interfaces.

Security Fix(es) :

* tcpdump: Stack-based buffer over-read in print-hncp.c:print_prefix() via crafted pcap (CVE-2018-19519)

For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.

Solution

Update the affected tcpdump and / or tcpdump-debuginfo packages.

See Also

https://access.redhat.com/errata/RHSA-2019:3976

https://access.redhat.com/security/cve/cve-2018-19519

Plugin Details

Severity: Medium

ID: 131377

File Name: redhat-RHSA-2019-3976.nasl

Version: 1.2

Type: local

Agent: unix

Published: 11/27/2019

Updated: 12/9/2019

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.2

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

CVSS v3

Risk Factor: Medium

Base Score: 5.5

Temporal Score: 4.8

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:tcpdump, p-cpe:/a:redhat:enterprise_linux:tcpdump-debuginfo, cpe:/o:redhat:enterprise_linux:7, cpe:/o:redhat:enterprise_linux:7.7

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: 11/26/2019

Vulnerability Publication Date: 11/25/2018

Reference Information

CVE: CVE-2018-19519

RHSA: 2019:3976