Rocky Linux 8 [CIQ] Security Update: ctdb / ctdb-debuginfo / libsmbclient / libsmbclient-debuginfo / etc Multiple Vulnerabilities (crlsa-2021_5082)

high Nessus Plugin ID 358498

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_5082 advisory.

* samba: Active Directory (AD) domain user could become root on domain members (CVE-2020-25717)

* samba: SMB1 client connections can be downgraded to plaintext authentication (CVE-2016-2124)

* samba: Subsequent DCE/RPC fragment injection vulnerability (CVE-2021-23192)

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_5082.

See Also

https://access.redhat.com/errata/RHSA-2021:5082

https://bugzilla.redhat.com/show_bug.cgi?id=2019660

https://bugzilla.redhat.com/show_bug.cgi?id=2019666

https://bugzilla.redhat.com/show_bug.cgi?id=2019672

https://errata.build.resf.org/RLSA-2021:5082

http://www.nessus.org/u?3ede7dcf

http://www.nessus.org/u?df133b37

Plugin Details

Severity: High

ID: 358498

File Name: ciq_rocky_linux_8_crlsa-2021_5082.nasl

Version: 1.1

Type: Local

Published: 10/1/2026

Updated: 10/1/2026

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

Risk Information

VPR

Risk Factor: Medium

Score: 4.3

Percentile: 53.06

Vendor

Vendor Severity: Unknown

CVSS v2

Risk Factor: High

Base Score: 8.5

Temporal Score: 6.3

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

CVSS Score Source: CVE-2020-25717

CVSS v3

Risk Factor: High

Base Score: 8.1

Temporal Score: 7.1

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

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

Vulnerability Information

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

Exploit Ease: No known exploits are available

Patch Publication Date: 12/13/2021

Vulnerability Publication Date: 11/3/2021

Reference Information

CVE: CVE-2016-2124, CVE-2020-25717, CVE-2021-23192