RHEL 8 : curl (RHSA-2020:5417)

high Nessus Plugin ID 144389

Synopsis

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

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:5417 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: Incorrect argument check can allow remote servers to overwrite local files (CVE-2020-8177)

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.

Bug Fix(es):

* libcurl: Segfault when HTTPS_PROXY and NO_PROXY is used together (BZ#1900103)

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-2020:5417.

See Also

http://www.nessus.org/u?9187187d

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

https://access.redhat.com/errata/RHSA-2020:5417

https://bugzilla.redhat.com/show_bug.cgi?id=1847915

https://bugzilla.redhat.com/show_bug.cgi?id=1900103

Plugin Details

Severity: High

ID: 144389

File Name: redhat-RHSA-2020-5417.nasl

Version: 1.13

Type: local

Agent: unix

Published: 12/18/2020

Updated: 11/7/2024

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

Vendor

Vendor Severity: Moderate

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-2020-8177

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, p-cpe:/a:redhat:enterprise_linux:libcurl-minimal, p-cpe:/a:redhat:enterprise_linux:libcurl-devel, p-cpe:/a:redhat:enterprise_linux:curl, cpe:/o:redhat:rhel_eus:8.2

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: 12/15/2020

Vulnerability Publication Date: 6/24/2020

Reference Information

CVE: CVE-2020-8177

IAVA: 2020-A-0291-S

RHSA: 2020:5417