CVE-2021-27623
Quick assessment
Affected
SAP SE SAP Internet Graphics Service
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.
SAP Internet Graphics Server（SAP IGS）是德国思爱普（SAP）公司的一种服务器架构。应用程序开发人员能够以最少的工作量在Internet浏览器中显示图形的基础结构。 SAP Internet Graphics Server 存在缓冲区错误漏洞，该漏洞源于Internet图形服务器端口监视中的边界错误。攻击者可利用该漏洞向应用程序发送专门设计的数据，触发内存损坏并执行拒绝服务(DoS)攻击。
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-27623
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
SAP Internet Graphics Service, versions - 7.20,7.20EXT,7.53,7.20_EX2,7.81, allows an unauthenticated attacker after retrieving an existing system state value can submit a malicious IGS request over a network which due to insufficient input validation in method CXmlUtility::CheckLength() which will trigger an internal memory corruption error in the system causing the system to crash and rendering it unavailable. In this attack, no data in the system can be viewed or modified.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
跨界内存写
Source: CVE Program / CVE List V5
Vulnerability Title
SAP Internet Graphics Server 缓冲区错误漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
SAP Internet Graphics Server（SAP IGS）是德国思爱普（SAP）公司的一种服务器架构。应用程序开发人员能够以最少的工作量在Internet浏览器中显示图形的基础结构。 SAP Internet Graphics Server 存在缓冲区错误漏洞，该漏洞源于Internet图形服务器端口监视中的边界错误。攻击者可利用该漏洞向应用程序发送专门设计的数据，触发内存损坏并执行拒绝服务(DoS)攻击。
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 |
|---|---|---|---|---|
| SAP SE | SAP Internet Graphics Service | < 7.20 | - |
|
II. Public POCs for CVE-2021-27623
| # | POC Description | Source Link | Shenlong Link |
|---|
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Other References for CVE-2021-27623 (2)
Same Patch Batch · SAP SE · 2021-06-09 · 39 CVEs total
| CVE-2021-33662 | SAP Business One 信息泄露漏洞 | |
| CVE-2021-27621 | SAP Netweaver 信息泄露漏洞 | |
| CVE-2021-27637 | SAP Workforce Performance 信息泄露漏洞 | |
| CVE-2021-27639 | SAP 3D Visual Enterprise Viewer 输入验证错误漏洞 | |
| CVE-2021-27635 | SAP Netweaver 代码问题漏洞 | |
| CVE-2021-27638 | SAP 3D Visual Enterprise Viewer 输入验证错误漏洞 | |
| CVE-2021-27641 | SAP 3D Visual Enterprise Viewer 输入验证错误漏洞 | |
| CVE-2021-27643 | SAP 3D Visual Enterprise Viewer 输入验证错误漏洞 | |
| CVE-2021-27640 | SAP 3D Visual Enterprise Viewer 输入验证错误漏洞 | |
| CVE-2021-27642 | SAP 3D Visual Enterprise Viewer 输入验证错误漏洞 | |
| CVE-2021-27615 | SAP Manufacturing Execution 跨站脚本漏洞 | |
| CVE-2021-33660 | SAP 3D Visual Enterprise Viewer 输入验证错误漏洞 | |
| CVE-2021-33666 | SAP Commerce Cloud 跨站脚本漏洞 | |
| CVE-2021-33664 | SAP NetWeaver Application Server 跨站脚本漏洞 | |
| CVE-2021-33661 | SAP 3D Visual Enterprise Viewer 输入验证错误漏洞 | |
| CVE-2021-33659 | SAP 3D Visual Enterprise Viewer 输入验证错误漏洞 | |
| CVE-2021-33663 | SAP Netweaver 命令注入漏洞 | |
| CVE-2021-33665 | SAP NetWeaver Application Server 跨站脚本漏洞 | |
| CVE-2021-33669 | SAP Mobile安全漏洞 | |
| CVE-2021-27629 | SAP Netweaver 缓冲区错误漏洞 |
Showing top 20 of 39 CVEs. View all on vendor page → →
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V. Comments for CVE-2021-27623
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