RHEL 7 : curl (RHSA-2020:1020)

high Nessus Plugin ID 135073

Synopsis

The remote Red Hat host is missing a security update for curl.

Description

The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:1020 advisory.

The curl packages provide the libcurl library and the curl utility for downloading files from servers using various protocols, including HTTP, FTP, and LDAP.

Security Fix(es):

* curl: TFTP receive heap buffer overflow in tftp_receive_packet() function (CVE-2019-5436)

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.

Additional Changes:

For detailed information on changes in this release, see the Red Hat Enterprise Linux 7.8 Release Notes linked from the References section.

Tenable has extracted the preceding description block directly from the Red Hat Enterprise Linux security advisory.

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

Solution

Update the RHEL curl package based on the guidance in RHSA-2020:1020.

See Also

http://www.nessus.org/u?598b9bd6

http://www.nessus.org/u?afba0e17

https://access.redhat.com/security/updates/classification/#low

https://access.redhat.com/errata/RHSA-2020:1020

https://bugzilla.redhat.com/show_bug.cgi?id=1710620

https://bugzilla.redhat.com/show_bug.cgi?id=1754736

https://bugzilla.redhat.com/show_bug.cgi?id=1769307

Plugin Details

Severity: High

ID: 135073

File Name: redhat-RHSA-2020-1020.nasl

Version: 1.11

Type: local

Agent: unix

Published: 4/1/2020

Updated: 6/4/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 6.7

CVSS v2

Risk Factor: Medium

Base Score: 4.6

Temporal Score: 3.6

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

CVSS Score Source: CVE-2019-5436

CVSS v3

Risk Factor: High

Base Score: 7.8

Temporal Score: 7

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

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

Vulnerability Information

CPE: p-cpe:/a:redhat:enterprise_linux:libcurl-devel, p-cpe:/a:redhat:enterprise_linux:curl, p-cpe:/a:redhat:enterprise_linux:libcurl, cpe:/o:redhat:enterprise_linux:7

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

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 3/31/2020

Vulnerability Publication Date: 5/22/2019

Reference Information

CVE: CVE-2019-5436

BID: 108435

CWE: 122

RHSA: 2020:1020