Detections
Analytics
Amazon Linux 2 : telnet (ALAS-2020-1422)
critical Nessus Plugin ID 136365
Language:
Synopsis
The remote Amazon Linux 2 host is missing a security update.Description
The version of telnet installed on the remote host is prior to 0.17-65. It is, therefore, affected by a vulnerability as referenced in the ALAS2-2020-1422 advisory.utility.c in telnetd in netkit telnet through 0.17 allows remote attackers to execute arbitrary code via short writes or urgent data, because of a buffer overflow involving the netclear and nextitem functions.
(CVE-2020-10188)
Tenable has extracted the preceding description block directly from the tested product 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
Run 'yum update telnet' to update your system.See Also
Plugin Details
Severity: Critical
ID: 136365
File Name: al2_ALAS-2020-1422.nasl
Version: 1.6
Type: local
Agent: unix
Published: 5/7/2020
Updated: 12/11/2024
Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Medium
Score: 5.9
CVSS v2
Risk Factor: Critical
Base Score: 10
Temporal Score: 7.4
Vector: CVSS2#AV:N/AC:L/Au:N/C:C/I:C/A:C
CVSS Score Source: CVE-2020-10188
CVSS v3
Risk Factor: Critical
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: p-cpe:/a:amazon:linux:telnet, cpe:/o:amazon:linux:2, p-cpe:/a:amazon:linux:telnet-server, p-cpe:/a:amazon:linux:telnet-debuginfo
Required KB Items: Host/local_checks_enabled, Host/AmazonLinux/release, Host/AmazonLinux/rpm-list
Exploit Ease: No known exploits are available
Patch Publication Date: 5/6/2020
Vulnerability Publication Date: 3/6/2020
Reference Information
CVE: CVE-2020-10188
ALAS: 2020-1422
IAVA: 2020-A-0293