CVE-2021-21865
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I. Basic Information for CVE-2021-21865
Vulnerability Information
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Vulnerability Title
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Description
A unsafe deserialization vulnerability exists in the PackageManagement.plugin ExtensionMethods.Clone() functionality of CODESYS GmbH CODESYS Development System 3.5.16. A specially crafted file can lead to arbitrary command execution. An attacker can provide a malicious file to trigger this vulnerability.
Source: NVD (National Vulnerability Database)
CVSS Information
N/A
Source: NVD (National Vulnerability Database)
Vulnerability Type
可信数据的反序列化
Source: NVD (National Vulnerability Database)
Vulnerability Title
3s-smart Software Solutions CODESYS Development System 代码问题漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
3s-smart Software Solutions CODESYS Development System是德国3S-Smart Software Solutions（3s-smart Software Solutions）公司的一套用于工业控制器和自动化技术领域的编程工具。 3S-Smart Software Solutions CODESYS Development System 3.5.16 的 PackageManagement.plugin ExtensionMethods.Clone() 功
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
| Vendor | Product | Affected Versions | CPE | Subscribe |
|---|---|---|---|---|
| - | CODESYS | CODESYS GmbH CODESYS Development System 3.5.16 | - |
II. Public POCs for CVE-2021-21865
| # | POC Description | Source Link | Shenlong Link |
|---|
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Same Patch Batch · n/a · 2021-08-02 · 33 CVEs total
| CVE-2021-37843 | 9.8 CRITICAL | Atlassian Jira 访问控制错误漏洞 |
| CVE-2021-37166 | Swisslog Healthcare Nexus Panel 授权问题漏洞 | |
| CVE-2021-22398 | 华为手机 安全漏洞 | |
| CVE-2021-22396 | Huawei eCNS280_TD 权限许可和访问控制问题漏洞 | |
| CVE-2021-37840 | aaPanel 安全漏洞 | |
| CVE-2021-37162 | Swisslog Healthcare Nexus Panel 数字错误漏洞 | |
| CVE-2021-37164 | Swisslog Healthcare Nexus Panel 缓冲区错误漏洞 | |
| CVE-2021-37163 | HMI3 Control Panel 信任管理问题漏洞 | |
| CVE-2021-37167 | Swisslog Healthcare Nexus Panel 安全漏洞 | |
| CVE-2021-22397 | Huawei Manageone 输入验证错误漏洞 | |
| CVE-2021-37160 | Swisslog Healthcare Nexus Panel 数据伪造问题漏洞 | |
| CVE-2021-37161 | Swisslog Healthcare Nexus Panel 数字错误漏洞 | |
| CVE-2021-37165 | Swisslog Healthcare Nexus Panel 数字错误漏洞 | |
| CVE-2021-3351 | OpenPLC 跨站脚本漏洞 | |
| CVE-2021-34556 | Linux kernel 安全漏洞 | |
| CVE-2021-35477 | Linux kernel安全漏洞 | |
| CVE-2021-33196 | Google Go 输入验证错误漏洞 | |
| CVE-2021-37916 | Joplin 跨站脚本漏洞 | |
| CVE-2021-3673 | radare2 输入验证错误漏洞 | |
| CVE-2021-33195 | Google Golang 注入漏洞 |
Showing top 20 of 33 CVEs. View all on vendor page → →
IV. Related Vulnerabilities
Same product: CODESYS
- CVE-2021-21869
3s-smart Software Solutions CODESYS Development System 代码问题漏 - CVE-2021-21868
3s-smart Software Solutions CODESYS Development System 代码问题漏 - CVE-2021-21867
3s-smart Software Solutions CODESYS Development System 代码问题漏 - CVE-2021-21863
3s-smart Software Solutions CODESYS Development System 代码问题漏 - CVE-2021-21866
3s-smart Software Solutions CODESYS Development System代码问题漏洞
Same vendor: n/a
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Open5GS SMF ogs_nas_parse_qos_rules denial of service - CVE-2026-8269
Open5GS SMF smf_nsmf_handle_create_sm_context denial of serv - CVE-2026-8268
Open5GS SMF OpenAPI_list_create denial of service
Same weakness: CWE-502
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Insecure deserialization - CVE-2026-5127
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ObjectInputStream.readObject() without ObjectInputFilter in - CVE-2026-34084
PhpSpreadsheet SSRF and RCE via PHP stream wrappers in IOFac - CVE-2026-7712
MindsDB Pickle pickle.loads deserialization
V. Comments for CVE-2021-21865
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