CVE-2021-31887— Siemens Nucleus ReadyStart 缓冲区错误漏洞
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一、 漏洞 CVE-2021-31887 基础信息
漏洞信息
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Vulnerability Title
N/A
来源: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been identified in APOGEE MBC (PPC) (BACnet) (All versions), APOGEE MBC (PPC) (P2 Ethernet) (All versions), APOGEE MEC (PPC) (BACnet) (All versions), APOGEE MEC (PPC) (P2 Ethernet) (All versions), APOGEE PXC Compact (BACnet) (All versions < V3.5.4), APOGEE PXC Compact (P2 Ethernet) (All versions < V2.8.19), APOGEE PXC Modular (BACnet) (All versions < V3.5.4), APOGEE PXC Modular (P2 Ethernet) (All versions < V2.8.19), Desigo PXC00-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC00-U (All versions >= V2.3 and < V6.30.016), Desigo PXC001-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC100-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC12-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC128-U (All versions >= V2.3 and < V6.30.016), Desigo PXC200-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC22-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC22.1-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC36.1-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC50-E.D (All versions >= V2.3 and < V6.30.016), Desigo PXC64-U (All versions >= V2.3 and < V6.30.016), Desigo PXM20-E (All versions >= V2.3 and < V6.30.016), Nucleus NET (All versions), Nucleus ReadyStart V3 (All versions < V2017.02.4), Nucleus Source Code (All versions), TALON TC Compact (BACnet) (All versions < V3.5.4), TALON TC Modular (BACnet) (All versions < V3.5.4). FTP server does not properly validate the length of the “PWD/XPWD” command, leading to stack-based buffer overflows. This may result in Denial-of-Service conditions and Remote Code Execution. (FSMD-2021-0016)
来源: CVE Program / CVE List V5
CVSS Information
N/A
来源: CVE Program / CVE List V5
Vulnerability Type
不恰当的空终结符
来源: CVE Program / CVE List V5
Vulnerability Title
Siemens Nucleus ReadyStart 缓冲区错误漏洞
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Description
Siemens Nucleus ReadyStart是德国Siemens公司的一个捆绑式解决方案。用于加速完整系统的快速启动并提供丰富的板级支持包 (Bsp) Siemens Nucleus ReadyStart 存在缓冲区错误漏洞，该漏洞源于 FTP 服务器未正确验证 PWD/XPWD 命令的长度，导致基于堆栈的缓冲区溢出。这可能会导致拒绝服务条件和远程代码执行。
来源: 中国国家信息安全漏洞库 CNNVD
CVSS Information
N/A
来源: 中国国家信息安全漏洞库 CNNVD
Vulnerability Type
N/A
来源: 中国国家信息安全漏洞库 CNNVD
受影响产品
| 厂商 | 产品 | 影响版本 | CPE | 订阅 |
|---|---|---|---|---|
| Siemens | APOGEE MBC (PPC) (BACnet) | All versions | - | |
| Siemens | APOGEE MBC (PPC) (P2 Ethernet) | All versions | - | |
| Siemens | APOGEE MEC (PPC) (BACnet) | All versions | - | |
| Siemens | APOGEE MEC (PPC) (P2 Ethernet) | All versions | - | |
| Siemens | APOGEE PXC Compact (BACnet) | All versions < V3.5.4 | - | |
| Siemens | APOGEE PXC Compact (P2 Ethernet) | All versions < V2.8.19 | - | |
| Siemens | APOGEE PXC Modular (BACnet) | All versions < V3.5.4 | - | |
| Siemens | APOGEE PXC Modular (P2 Ethernet) | All versions < V2.8.19 | - | |
| Siemens | Desigo PXC00-E.D | All versions >= V2.3 and < V6.30.016 | - | |
| Siemens | Desigo PXC00-U | All versions >= V2.3 and < V6.30.016 | - | |
| Siemens | Desigo PXC001-E.D | All versions >= V2.3 and < V6.30.016 | - | |
| Siemens | Desigo PXC100-E.D | All versions >= V2.3 and < V6.30.016 | - | |
| Siemens | Desigo PXC12-E.D | All versions >= V2.3 and < V6.30.016 | - | |
| Siemens | Desigo PXC128-U | All versions >= V2.3 and < V6.30.016 | - | |
| Siemens | Desigo PXC200-E.D | All versions >= V2.3 and < V6.30.016 | - | |
| Siemens | Desigo PXC22-E.D | All versions >= V2.3 and < V6.30.016 | - | |
| Siemens | Desigo PXC22.1-E.D | All versions >= V2.3 and < V6.30.016 | - | |
| Siemens | Desigo PXC36.1-E.D | All versions >= V2.3 and < V6.30.016 | - | |
| Siemens | Desigo PXC50-E.D | All versions >= V2.3 and < V6.30.016 | - | |
| Siemens | Desigo PXC64-U | All versions >= V2.3 and < V6.30.016 | - | |
| Siemens | Desigo PXM20-E | All versions >= V2.3 and < V6.30.016 | - | |
| Siemens | Nucleus NET | All versions | - | |
| Siemens | Nucleus ReadyStart V3 | All versions < V2017.02.4 | - | |
| Siemens | Nucleus Source Code | All versions | - | |
| Siemens | TALON TC Compact (BACnet) | All versions < V3.5.4 | - | |
| Siemens | TALON TC Modular (BACnet) | All versions < V3.5.4 | - |
二、漏洞 CVE-2021-31887 的公开POC
| # | POC 描述 | 源链接 | 神龙链接 |
|---|
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未找到公开 POC。
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CVE-2021-31887 厂商安全公告 (2)
- https://cert-portal.siemens.com/productcert/pdf/ssa-114589.pdfx_refsource_MISC
- https://cert-portal.siemens.com/productcert/pdf/ssa-044112.pdfx_refsource_MISC
同批安全公告 · Siemens · 2021-11-09 · 共 25 条
| CVE-2021-40358 | 9.9 CRITICAL | Siemens SIMATIC PCS 7和SIMATIC WinCC 路径遍历漏洞 |
| CVE-2021-31346 | 8.2 HIGH | Siemens Nucleus 安全漏洞 |
| CVE-2021-40359 | 7.7 HIGH | Siemens SIMATIC PCS 7和SIMATIC WinCC 路径遍历漏洞 |
| CVE-2021-31345 | 7.5 HIGH | Siemens Nucleus 安全漏洞 |
| CVE-2021-31890 | 7.5 HIGH | Siemens Nucleus ReadyStart 安全漏洞 |
| CVE-2021-31889 | 7.5 HIGH | Siemens Nucleus 数字错误漏洞 |
| CVE-2021-31881 | 7.1 HIGH | Siemens Nucleus ReadyStart 缓冲区错误漏洞 |
| CVE-2021-31883 | 7.1 HIGH | Siemens Nucleus ReadyStart 缓冲区错误漏洞 |
| CVE-2021-31882 | 6.5 MEDIUM | Siemens Nucleus 缓冲区错误漏洞 |
| CVE-2021-40364 | 5.5 MEDIUM | Siemens SIMATIC PCS 7和SIMATIC WinCC 日志信息泄露漏洞 |
| CVE-2021-31344 | 5.3 MEDIUM | Siemens Nucleus ReadyStart 安全漏洞 |
| CVE-2021-31886 | Siemens Nucleus ReadyStart 缓冲区错误漏洞 | |
| CVE-2020-10052 | SIMATIC RTLS 日志信息泄露漏洞 | |
| CVE-2020-10053 | SIMATIC RTLS 安全漏洞 | |
| CVE-2020-10054 | SIMATIC RTLS 输入验证错误漏洞 | |
| CVE-2021-31884 | Siemens Nucleus ReadyStart 安全漏洞 | |
| CVE-2021-31885 | Siemens Nucleus ReadyStart 安全漏洞 | |
| CVE-2021-42026 | Siemens Mendix 安全漏洞 | |
| CVE-2021-31888 | Siemens Nucleus ReadyStart 缓冲区错误漏洞 | |
| CVE-2021-37207 | Siemens Sentron Powermanager 安全漏洞 |
显示前 20 条，共 25 条。 查看全部 → →
IV. Related Vulnerabilities
V. Comments for CVE-2021-31887
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