RHEL 8 : telnet (RHSA-2020:1342)

Critical Nessus Plugin ID 135244


The remote Red Hat host is missing a security update.


The remote Redhat Enterprise Linux 8 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2020:1342 advisory.

- telnet-server: no bounds checks in nextitem() function allows to remotely execute arbitrary code (CVE-2020-10188)

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.


Update the affected telnet, telnet-debugsource and / or telnet-server packages.

See Also




Plugin Details

Severity: Critical

ID: 135244

File Name: redhat-RHSA-2020-1342.nasl

Version: 1.3

Type: local

Agent: unix

Published: 2020/04/07

Updated: 2020/07/10

Dependencies: 12634

Risk Information

Risk Factor: Critical

CVSS Score Source: CVE-2020-10188

CVSS v2.0

Base Score: 10

Temporal Score: 7.4

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

Temporal Vector: CVSS2#E:U/RL:OF/RC:C

CVSS v3.0

Base Score: 9.8

Temporal Score: 8.5

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

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

Vulnerability Information

CPE: cpe:/a:redhat:rhel_e4s:8.0, cpe:/a:redhat:rhel_e4s:8.0::appstream, cpe:/o:redhat:enterprise_linux:8.0, p-cpe:/a:redhat:enterprise_linux:telnet, p-cpe:/a:redhat:enterprise_linux:telnet-debugsource, p-cpe:/a:redhat:enterprise_linux:telnet-server

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

Exploit Ease: No known exploits are available

Patch Publication Date: 2020/04/07

Vulnerability Publication Date: 2020/03/06

Reference Information

CVE: CVE-2020-10188

RHSA: 2020:1342

IAVA: 2020-A-0293

CWE: 119