Detections
Analytics
RHEL 7 : libssh2 (RHSA-2023:5615)
high Nessus Plugin ID 182830
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Synopsis
The remote Red Hat host is missing a security update for libssh2.Description
The remote Redhat Enterprise Linux 7 host has packages installed that are affected by a vulnerability as referenced in the RHSA-2023:5615 advisory.The libssh2 packages provide a library that implements the SSH2 protocol.
Security Fix(es):
* libssh2: use-of-uninitialized-value in _libssh2_transport_read (CVE-2020-22218)
For more details about the security issue(s), including the impact, a CVSS score, acknowledgments, and other related information, refer to the CVE page(s) listed in the References section.
Tenable has extracted the preceding description block directly from the Red Hat Enterprise 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 RHEL libssh2 package based on the guidance in RHSA-2023:5615.See Also
http://www.nessus.org/u?167f1f28
https://access.redhat.com/security/updates/classification/#moderate
Plugin Details
Severity: High
ID: 182830
File Name: redhat-RHSA-2023-5615.nasl
Version: 1.3
Type: local
Agent: unix
Family: Red Hat Local Security Checks
Published: 10/10/2023
Updated: 11/7/2024
Supported Sensors: Agentless Assessment, Continuous Assessment, Frictionless Assessment Agent, Frictionless Assessment AWS, Frictionless Assessment Azure, Nessus Agent, Nessus
Risk Information
VPR
Risk Factor: Low
Score: 3.6
Vendor
Vendor Severity: Moderate
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:redhat:enterprise_linux:libssh2, p-cpe:/a:redhat:enterprise_linux:libssh2-docs, p-cpe:/a:redhat:enterprise_linux:libssh2-devel, cpe:/o:redhat:enterprise_linux:7
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: 10/10/2023
Vulnerability Publication Date: 8/22/2023
Reference Information
CVE: CVE-2020-22218