CVE-2020-22218
Summary
| CVE | CVE-2020-22218 |
|---|---|
| State | PUBLISHED |
| Assigner | mitre |
| Source Priority | CVE Program / NVD first with legacy fallback |
| Published | 2023-08-22 19:16:19 UTC |
| Updated | 2026-10-14 10:17:32 UTC |
| Description | An issue was discovered in function _libssh2_packet_add in libssh2 1.10.0 allows attackers to access out of bounds memory. |
Risk And Classification
Primary CVSS: v3.1 7.5 HIGH from [email protected]
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Problem Types: CWE-787 | n/a
CVSS v3.1 Breakdown
Attack Vector
NetworkAttack Complexity
LowPrivileges Required
NoneUser Interaction
NoneScope
UnchangedConfidentiality
NoneIntegrity
NoneAvailability
HighCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
NVD Known Affected Configurations (CPE 2.3)
Vendor Declared Affected Products
| Source | Vendor | Product | Version | Platforms |
|---|---|---|---|---|
| CNA | Na | N/a | affected n/a | Not specified |
| ADP | Siemens | SIMATIC S7-1500 CPU 1518-4 PN/DP MFP | affected V3.1.0 V3.1.5 custom | Not specified |
| ADP | Siemens | SIMATIC S7-1500 CPU 1518-4 PN/DP MFP | affected V3.1.0 V3.1.5 custom | Not specified |
| ADP | Siemens | SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP | affected V3.1.0 V3.1.5 custom | Not specified |
| ADP | Siemens | SIMATIC S7-1500 CPU 1518F-4 PN/DP MFP | affected V3.1.0 V3.1.5 custom | Not specified |
| ADP | Siemens | SIPLUS S7-1500 CPU 1518-4 PN/DP MFP | affected V3.1.0 V3.1.5 custom | Not specified |
References
| Reference | Source | Link | Tags |
|---|---|---|---|
| cert-portal.siemens.com/productcert/html/ssa-398330.html | 0b142b55-0307-4c5a-b3c9-f314f3fb7c5e | cert-portal.siemens.com | |
| fix use-of-uninitialized-value by ltx2018 · Pull Request #476 · libssh2/libssh2 · GitHub | af854a3a-2127-422b-91ae-364da2661108 | github.com | Issue Tracking, Patch |
| [SECURITY] [DLA 3559-1] libssh2 security update | af854a3a-2127-422b-91ae-364da2661108 | lists.debian.org | |
| CVE-2020-22218 Libssh2 Vulnerability in NetApp Products | NetApp Product Security | af854a3a-2127-422b-91ae-364da2661108 | security.netapp.com | |
| CVE Program record | CVE.ORG | www.cve.org | canonical |
| NVD vulnerability detail | NVD | nvd.nist.gov | canonical, analysis |
No vendor comments have been submitted for this CVE.
Legacy QID Mappings
- 160967 Oracle Enterprise Linux Security Update for libssh2 (ELSA-2023-5615)
- 199754 Ubuntu Security Notification for libssh2 Vulnerability (USN-6371-1)
- 242148 Red Hat Update for libssh2 (RHSA-2023:5615)
- 257258 CentOS Security Update for libssh2
- 257287 CentOS Security Update for libssh2 (CESA-2023:5615)
- 296108 Oracle Solaris 11.4 Support Repository Update (SRU) 66.164.1 Missing (CPUJAN2024)
- 356143 Amazon Linux Security Advisory for libssh2 : ALAS2-2023-2257
- 356158 Amazon Linux Security Advisory for libssh2 : ALAS-2023-1834
- 356349 Amazon Linux Security Advisory for libssh2 : AL2012-2023-452
- 379038 Alibaba Cloud Linux Security Update for libssh2 (ALINUX2-SA-2023:0041)
- 379090 IBM QRadar SIEM Multiple Security Vulnerabilities (7070736)
- 6000057 Debian Security Update for libssh2 (DLA 3559-1)
- 754911 SUSE Enterprise Linux Security Update for libssh2_org (SUSE-SU-2023:3738-1)
- 907343 Common Base Linux Mariner (CBL-Mariner) Security Update for libssh2 (28594-1)