Rocky Linux 8 [CIQ] Security Update: curl / curl-debuginfo / curl-debugsource / libcurl / etc Multiple Vulnerabilities (crlsa-2021_4511)

medium Nessus Plugin ID 358303

Synopsis

The Rocky Linux host is missing one or more security updates.

Description

The Rocky Linux 8 host has packages installed that are affected by multiple vulnerabilities as referenced in the CIQ crlsa-2021_4511 advisory.

* curl: Leak of authentication credentials in URL via automatic Referer (CVE-2021-22876)

* curl: TELNET stack contents disclosure (CVE-2021-22898)

* curl: Incorrect fix for CVE-2021-22898 TELNET stack contents disclosure (CVE-2021-22925)

Tenable has extracted the preceding description block directly from the CIQ 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 affected packages based on the guidance in CIQ advisory crlsa-2021_4511.

See Also

https://access.redhat.com/errata/RHSA-2021:4511

https://bugzilla.redhat.com/show_bug.cgi?id=1941964

https://bugzilla.redhat.com/show_bug.cgi?id=1947493

https://bugzilla.redhat.com/show_bug.cgi?id=1964887

https://bugzilla.redhat.com/show_bug.cgi?id=1970902

https://errata.build.resf.org/RLSA-2021:4511

http://www.nessus.org/u?286ee531

http://www.nessus.org/u?ec6e3b9a

Plugin Details

Severity: Medium

ID: 358303

File Name: ciq_rocky_linux_8_crlsa-2021_4511.nasl

Version: 1.1

Type: Local

Published: 10/1/2026

Updated: 10/1/2026

Supported Sensors: Continuous Assessment, Nessus Agent, Tenable Cloud Security, Tenable Self-Hosted Container Security, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 1.2

Percentile: 0.01

Vendor

Vendor Severity: Unknown

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.9

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

CVSS Score Source: CVE-2021-22925

CVSS v3

Risk Factor: Medium

Base Score: 5.3

Temporal Score: 4.8

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

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

Vulnerability Information

Required KB Items: Host/OS/extended-third-party, Host/local_checks_enabled, Host/RockyLinux/release, Host/RockyLinux/rpm-list, Host/cpu

Exploit Available: true

Exploit Ease: Exploits are available

Patch Publication Date: 11/9/2021

Vulnerability Publication Date: 4/1/2021

Reference Information

CVE: CVE-2021-22876, CVE-2021-22898, CVE-2021-22925