CVE-2020-22218 - Vulnerability Details - OpenCVE

An issue was discovered in function _libssh2_packet_add in libssh2 1.10.0 allows attackers to access out of bounds memory.

No CVSS v4.0

Attack Vector Network

Attack Complexity Low

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

No CVSS v3.0

No CVSS v2

This CVE is not in the KEV list.

Exploitation none

Automatable yes

Technical Impact partial

Vendors	Products
Libssh2	Libssh2
Redhat	Enterprise Linux

Configuration 1 [-]

cpe:2.3:a:libssh2:libssh2:1.10.0:*:*:*:*:*:*:*

Package	CPE	Advisory	Released Date
Red Hat Enterprise Linux 7
libssh2-0:1.8.0-4.el7_9.1	cpe:/o:redhat:enterprise_linux:7	RHSA-2023:5615	2023-10-10T00:00:00Z

References

Link	Providers
https://cert-portal.siemens.com/productcert/html/ssa-398330.html
https://github.com/libssh2/libssh2/pull/476
https://lists.debian.org/debian-lts-announce/2023/09/msg00006.html
https://nvd.nist.gov/vuln/detail/CVE-2020-22218
https://security.netapp.com/advisory/ntap-20231006-0002/
https://www.cve.org/CVERecord?id=CVE-2020-22218

History

Wed, 14 Oct 2026 10:30:00 +0000

Type	Values Removed	Values Added
References		https://cert-portal.siemens.com/productcert/html/ssa-398330.html

Thu, 03 Oct 2024 18:30:00 +0000

Type	Values Removed	Values Added
Metrics		ssvc `{'options': {'Automatable': 'yes', 'Exploitation': 'none', 'Technical Impact': 'partial'}, 'version': '2.0.3'}`

MITRE

Status: PUBLISHED

Assigner: mitre

Published: 2023-08-22T00:00:00.000Z

Updated: 2026-10-14T09:35:19.367Z

Reserved: 2020-08-13T00:00:00.000Z

Link: CVE-2020-22218

Vulnrichment

Updated: 2024-08-04T14:51:10.505Z

NVD

Status : Modified

Published: 2023-08-22T19:16:19.120

Modified: 2026-10-14T10:17:32.317

Link: CVE-2020-22218

Redhat

Severity : Moderate

Publid Date: 2023-08-22T00:00:00Z

Links: CVE-2020-22218 - Bugzilla

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