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CVE-2021-21867

Quick assessment

Affected
n/a CODESYS
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.

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 和 3.5.17 的 ObjectManager.plugin ObjectStream.ProfileB

AI Predicted 9.8 Difficulty: Easy EPSS 1.65% · P76

Possible ATT&CK Techniques 1 AI

T1195.002 · Compromise Software Supply Chain
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I. Basic Information for CVE-2021-21867

Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
An unsafe deserialization vulnerability exists in the ObjectManager.plugin ObjectStream.ProfileByteArray functionality of CODESYS GmbH CODESYS Development System 3.5.16 and 3.5.17. A specially crafted file can lead to arbitrary command execution. An attacker can provide a malicious file to trigger this vulnerability.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
可信数据的反序列化
Source: CVE Program / CVE List V5
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 和 3.5.17 的 ObjectManager.plugin ObjectStream.ProfileB
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, CODESYS GmbH CODESYS Development System 3.5.17 -

II. Public POCs for CVE-2021-21867

# POC Description Source Link Shenlong Link
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III. Intelligence Information for CVE-2021-21867

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Other References for CVE-2021-21867 (2)

Same Patch Batch · n/a · 2021-08-18 · 54 CVEs total

CVE-2021-23424 7.5 HIGH Regular Expression Denial of Service (ReDoS)
CVE-2021-23425 5.3 MEDIUM Regular Expression Denial of Service (ReDoS)
CVE-2021-21856 GPAC Project Advanced Content 缓冲区错误漏洞
CVE-2021-39268 SuiteCRM 跨站脚本漏洞
CVE-2021-21846 GPAC Project Advanced Content 缓冲区错误漏洞
CVE-2021-21851 GPAC 输入验证错误漏洞
CVE-2021-21847 GPAC Project Advanced Content 缓冲区错误漏洞
CVE-2021-21845 GPAC Project Advanced Content 缓冲区错误漏洞
CVE-2021-39267 SuiteCRM 跨站脚本漏洞
CVE-2021-21855 GPAC Project Advanced Content 缓冲区错误漏洞
CVE-2021-21854 GPAC Project Advanced Content 缓冲区错误漏洞
CVE-2021-21857 GPAC Project Advanced Content 缓冲区错误漏洞
CVE-2021-21858 GPAC Project Advanced Content 缓冲区错误漏洞
CVE-2021-21825 AT&T Labs Xmill 缓冲区错误漏洞
CVE-2021-21862 GPAC Project Advanced Content 缓冲区错误漏洞
CVE-2020-18746 AiteCMS SQL注入漏洞
CVE-2021-37358 SeaCMS SQL注入漏洞
CVE-2021-21868 3s-smart Software Solutions CODESYS Development System 代码问题漏洞
CVE-2021-21781 Linux kernel安全漏洞
CVE-2021-38710 Github yclas 跨站脚本漏洞

Showing top 20 of 54 CVEs. View all on vendor page → →

IV. Related Vulnerabilities

Same product: CODESYS
Same vendor: n/a
Same weakness: CWE-502

V. Comments for CVE-2021-21867

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