Detections
Analytics

Oracle Linux 8 : stunnel (ELSA-2021-0618)

high Nessus Plugin ID 148551

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Synopsis

The remote Oracle Linux host is missing a security update.

Description

The remote Oracle Linux 8 host has a package installed that is affected by a vulnerability as referenced in the ELSA-2021-0618 advisory.

 [5.56-5]
 - Fix CVE-2021-20230 stunnel: client certificate not correctly verified when redirect and verifyChain options are used.

Tenable has extracted the preceding description block directly from the Oracle 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 affected stunnel package.

See Also

https://linux.oracle.com/errata/ELSA-2021-0618.html

Plugin Details

Severity: High

ID: 148551

File Name: oraclelinux_ELSA-2021-0618.nasl

Version: 1.3

Type: local

Agent: unix

Published: 4/14/2021

Updated: 10/23/2024

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Continuous Assessment, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: Medium

Base Score: 5

Temporal Score: 3.7

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

CVSS Score Source: CVE-2021-20230

CVSS v3

Risk Factor: High

Base Score: 7.5

Temporal Score: 6.5

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

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

Vulnerability Information

CPE: cpe:/o:oracle:linux:8, p-cpe:/a:oracle:linux:stunnel

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

Exploit Ease: No known exploits are available

Patch Publication Date: 2/23/2021

Vulnerability Publication Date: 2/22/2021

Reference Information

CVE: CVE-2021-20230