Detections
Analytics

Oracle Linux 8 : libtirpc (ELSA-2021-9449)

high Nessus Plugin ID 153390

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Synopsis

The remote Oracle Linux host is missing a security update.

Description

The remote Oracle Linux 8 host has packages installed that are affected by a vulnerability as referenced in the ELSA-2021-9449 advisory.

 - An infinite loop vulnerability was found in libtirpc before version 1.0.2-rc2. With the port to using poll rather than select, exhaustion of file descriptors would cause the server to enter an infinite loop, consuming a large amount of CPU time and denying service to other clients until restarted.
 (CVE-2018-14621)

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 libtirpc and / or libtirpc-devel packages.

See Also

https://linux.oracle.com/errata/ELSA-2021-9449.html

Plugin Details

Severity: High

ID: 153390

File Name: oraclelinux_ELSA-2021-9449.nasl

Version: 1.2

Type: local

Agent: unix

Published: 9/14/2021

Updated: 9/14/2021

Supported Sensors: Frictionless Assessment Agent, Nessus Agent, Nessus

Risk Information

VPR

Risk Factor: Low

Score: 3.6

CVSS v2

Risk Factor: High

Base Score: 7.8

Temporal Score: 5.8

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

CVSS Score Source: CVE-2018-14621

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:N/I:N/A:H

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

Vulnerability Information

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

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

Exploit Ease: No known exploits are available

Patch Publication Date: 9/14/2021

Vulnerability Publication Date: 8/30/2018

Reference Information

CVE: CVE-2018-14621