RHEL 8 : curl (RHSA-2021:3903)

medium Nessus Plugin ID 154252

Synopsis

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

Description

The remote Redhat Enterprise Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the RHSA-2021:3903 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: Content not matching hash in Metalink is not being discarded (CVE-2021-22922)

* curl: Metalink download sends credentials (CVE-2021-22923)

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.

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

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 RHEL curl package based on the guidance in RHSA-2021:3903.

See Also

http://www.nessus.org/u?ebb88310

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

https://access.redhat.com/errata/RHSA-2021:3903

https://bugzilla.redhat.com/show_bug.cgi?id=1981435

https://bugzilla.redhat.com/show_bug.cgi?id=1981438

Plugin Details

Severity: Medium

ID: 154252

File Name: redhat-RHSA-2021-3903.nasl

Version: 1.11

Type: local

Agent: unix

Published: 10/20/2021

Updated: 11/7/2024

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.4

Vendor

Vendor Severity: Moderate

CVSS v2

Risk Factor: Medium

Base Score: 4.3

Temporal Score: 3.4

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

CVSS Score Source: CVE-2021-22922

CVSS v3

Risk Factor: Medium

Base Score: 6.5

Temporal Score: 5.9

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

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: 10/19/2021

Vulnerability Publication Date: 7/24/2021

Reference Information

CVE: CVE-2021-22922, CVE-2021-22923

CWE: 20, 522

IAVA: 2021-A-0352-S

RHSA: 2021:3903