Detections
Analytics
Amazon Linux AMI : libssh2 (ALAS-2023-1834)
high Nessus Plugin ID 181849
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Synopsis
The remote Amazon Linux AMI host is missing a security update.Description
The version of libssh2 installed on the remote host is prior to 1.4.2-3.14. It is, therefore, affected by a vulnerability as referenced in the ALAS-2023-1834 advisory.An issue was discovered in function _libssh2_packet_add in libssh2 1.10.0 allows attackers to access out of bounds memory. (CVE-2020-22218)
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 libssh2' to update your system.See Also
https://alas.aws.amazon.com/ALAS-2023-1834.html
Plugin Details
Severity: High
ID: 181849
File Name: ala_ALAS-2023-1834.nasl
Version: 1.3
Type: local
Agent: unix
Published: 9/25/2023
Updated: 12/11/2024
Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, 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-2020-22218
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: p-cpe:/a:amazon:linux:libssh2-debuginfo, p-cpe:/a:amazon:linux:libssh2-devel, p-cpe:/a:amazon:linux:libssh2, cpe:/o:amazon:linux, p-cpe:/a:amazon:linux:libssh2-docs
Required KB Items: Host/local_checks_enabled, Host/AmazonLinux/release, Host/AmazonLinux/rpm-list
Exploit Ease: No known exploits are available
Patch Publication Date: 9/13/2023
Vulnerability Publication Date: 8/22/2023
Reference Information
CVE: CVE-2020-22218