CVE-2021-31895
Quick assessment
Affected
Siemens RUGGEDCOM i800
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.
Siemens RUGGEDCOM是德国西门子（Siemens）公司的一个通信设备。为电力，交通，石油和天然气及其他行业提供快速可靠的通信。 Siemens RUGGEDCOM存在安全漏洞，该漏洞源于受影响设备中的 DHCP 客户端无法正确清理传入的 DHCP 数据包。以下产品和版本受到影响：RUGGEDCOM ROS M2100 (All versions < V4.3.7), RUGGEDCOM ROS M2200 (All versions < V4.3.7), RUGGEDCOM ROS M969
Possible ATT&CK Techniques 1 AI
T1190 · Exploit Public-Facing Application
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I. Basic Information for CVE-2021-31895
Vulnerability Information
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Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been identified in RUGGEDCOM i800 (All versions < V4.3.7), RUGGEDCOM i801 (All versions < V4.3.7), RUGGEDCOM i802 (All versions < V4.3.7), RUGGEDCOM i803 (All versions < V4.3.7), RUGGEDCOM M2100 (All versions < V4.3.7), RUGGEDCOM M2200 (All versions < V4.3.7), RUGGEDCOM M969 (All versions < V4.3.7), RUGGEDCOM RMC30 (All versions < V4.3.7), RUGGEDCOM RMC8388 V4.X (All versions < V4.3.7), RUGGEDCOM RMC8388 V5.X (All versions < V5.5.4), RUGGEDCOM RP110 (All versions < V4.3.7), RUGGEDCOM RS1600 (All versions < V4.3.7), RUGGEDCOM RS1600F (All versions < V4.3.7), RUGGEDCOM RS1600T (All versions < V4.3.7), RUGGEDCOM RS400 (All versions < V4.3.7), RUGGEDCOM RS401 (All versions < V4.3.7), RUGGEDCOM RS416 (All versions < V4.3.7), RUGGEDCOM RS416P (All versions < V4.3.7), RUGGEDCOM RS416Pv2 V4.X (All versions < V4.3.7), RUGGEDCOM RS416Pv2 V5.X (All versions < V5.5.4), RUGGEDCOM RS416v2 V4.X (All versions < V4.3.7), RUGGEDCOM RS416v2 V5.X (All versions < 5.5.4), RUGGEDCOM RS8000 (All versions < V4.3.7), RUGGEDCOM RS8000A (All versions < V4.3.7), RUGGEDCOM RS8000H (All versions < V4.3.7), RUGGEDCOM RS8000T (All versions < V4.3.7), RUGGEDCOM RS900 (32M) V4.X (All versions < V4.3.7), RUGGEDCOM RS900 (32M) V5.X (All versions < V5.5.4), RUGGEDCOM RS900G (All versions < V4.3.7), RUGGEDCOM RS900G (32M) V4.X (All versions < V4.3.7), RUGGEDCOM RS900G (32M) V5.X (All versions < V5.5.4), RUGGEDCOM RS900GP (All versions < V4.3.7), RUGGEDCOM RS900L (All versions < V4.3.7), RUGGEDCOM RS900W (All versions < V4.3.7), RUGGEDCOM RS910 (All versions < V4.3.7), RUGGEDCOM RS910L (All versions < V4.3.7), RUGGEDCOM RS910W (All versions < V4.3.7), RUGGEDCOM RS920L (All versions < V4.3.7), RUGGEDCOM RS920W (All versions < V4.3.7), RUGGEDCOM RS930L (All versions < V4.3.7), RUGGEDCOM RS930W (All versions < V4.3.7), RUGGEDCOM RS940G (All versions < V4.3.7), RUGGEDCOM RS969 (All versions < V4.3.7), RUGGEDCOM RSG2100 (All versions < V4.3.7), RUGGEDCOM RSG2100 (32M) V4.X (All versions < V4.3.7), RUGGEDCOM RSG2100 (32M) V5.X (All versions < V5.5.4), RUGGEDCOM RSG2100P (All versions < V4.3.7), RUGGEDCOM RSG2100P (32M) V4.X (All versions < V4.3.7), RUGGEDCOM RSG2100P (32M) V5.X (All versions < V5.5.4), RUGGEDCOM RSG2200 (All versions < V4.3.7), RUGGEDCOM RSG2288 V4.X (All versions < V4.3.7), RUGGEDCOM RSG2288 V5.X (All versions < V5.5.4), RUGGEDCOM RSG2300 V4.X (All versions < V4.3.7), RUGGEDCOM RSG2300 V5.X (All versions < V5.5.4), RUGGEDCOM RSG2300P V4.X (All versions < V4.3.7), RUGGEDCOM RSG2300P V5.X (All versions < V5.5.4), RUGGEDCOM RSG2488 V4.X (All versions < V4.3.7), RUGGEDCOM RSG2488 V5.X (All versions < V5.5.4), RUGGEDCOM RSG907R (All versions < V5.5.4), RUGGEDCOM RSG908C (All versions < V5.5.4), RUGGEDCOM RSG909R (All versions < V5.5.4), RUGGEDCOM RSG910C (All versions < V5.5.4), RUGGEDCOM RSG920P V4.X (All versions < V4.3.7), RUGGEDCOM RSG920P V5.X (All versions < V5.5.4), RUGGEDCOM RSL910 (All versions < V5.5.4), RUGGEDCOM RST2228 (All versions < V5.5.4), RUGGEDCOM RST2228P (All versions < V5.5.4), RUGGEDCOM RST916C (All versions < V5.5.4), RUGGEDCOM RST916P (All versions < V5.5.4). The DHCP client in affected devices fails to properly sanitize incoming DHCP packets. This could allow an unauthenticated remote attacker to cause memory to be overwritten, potentially allowing remote code execution.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:H/PR:N/UI:N/S:U/C:H/I:H/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未进行输入大小检查的缓冲区拷贝(传统缓冲区溢出)
Source: CVE Program / CVE List V5
Vulnerability Title
Siemens RUGGEDCOM安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Siemens RUGGEDCOM是德国西门子（Siemens）公司的一个通信设备。为电力，交通，石油和天然气及其他行业提供快速可靠的通信。 Siemens RUGGEDCOM存在安全漏洞，该漏洞源于受影响设备中的 DHCP 客户端无法正确清理传入的 DHCP 数据包。以下产品和版本受到影响：RUGGEDCOM ROS M2100 (All versions < V4.3.7), RUGGEDCOM ROS M2200 (All versions < V4.3.7), RUGGEDCOM ROS M969
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 |
|---|---|---|---|---|
| Siemens | RUGGEDCOM i800 | All versions < V4.3.7 | - |
|
| Siemens | RUGGEDCOM i801 | All versions < V4.3.7 | - |
|
| Siemens | RUGGEDCOM i802 | All versions < V4.3.7 | - |
|
| Siemens | RUGGEDCOM i803 | All versions < V4.3.7 | - |
|
| Siemens | RUGGEDCOM M2100 | All versions < V4.3.7 | - |
|
| Siemens | RUGGEDCOM M2200 | All versions < V4.3.7 | - |
|
| Siemens | RUGGEDCOM M969 | All versions < V4.3.7 | - |
|
| Siemens | RUGGEDCOM RMC30 | All versions < V4.3.7 | - |
|
| Siemens | RUGGEDCOM RMC8388 V4.X | All versions < V4.3.7 | - |
|
| Siemens | RUGGEDCOM RMC8388 V5.X | 0 ~ V5.5.4 | - |
|
| Siemens | RUGGEDCOM RP110 | All versions < V4.3.7 | - |
|
| Siemens | RUGGEDCOM RS1600 | 0 ~ V4.3.7 | - |
|
| Siemens | RUGGEDCOM RS1600F | 0 ~ V4.3.7 | - |
|
| Siemens | RUGGEDCOM RS1600T | 0 ~ V4.3.7 | - |
|
| Siemens | RUGGEDCOM RS400 | All versions < V4.3.7 | - |
|
| Siemens | RUGGEDCOM RS401 | All versions < V4.3.7 | - |
|
| Siemens | RUGGEDCOM RS416 | All versions < V4.3.7 | - |
|
| Siemens | RUGGEDCOM RS416P | 0 ~ V4.3.7 | - |
|
| Siemens | RUGGEDCOM RS416Pv2 V4.X | 0 ~ V4.3.7 | - |
|
| Siemens | RUGGEDCOM RS416Pv2 V5.X | 0 ~ V5.5.4 | - |
|
| Siemens | RUGGEDCOM RS416v2 V4.X | All versions < V4.3.7 | - |
|
| Siemens | RUGGEDCOM RS416v2 V5.X | All versions < 5.5.4 | - |
|
| Siemens | RUGGEDCOM RS8000 | All versions < V4.3.7 | - |
|
| Siemens | RUGGEDCOM RS8000A | All versions < V4.3.7 | - |
|
| Siemens | RUGGEDCOM RS8000H | All versions < V4.3.7 | - |
|
| Siemens | RUGGEDCOM RS8000T | All versions < V4.3.7 | - |
|
| Siemens | RUGGEDCOM RS900 (32M) V4.X | All versions < V4.3.7 | - |
|
| Siemens | RUGGEDCOM RS900 (32M) V5.X | All versions < V5.5.4 | - |
|
| Siemens | RUGGEDCOM RS900G | All versions < V4.3.7 | - |
|
| Siemens | RUGGEDCOM RS900G (32M) V4.X | All versions < V4.3.7 | - |
|
II. Public POCs for CVE-2021-31895
| # | POC Description | Source Link | Shenlong Link |
|---|
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Vendor Advisories for CVE-2021-31895 (1)
-
https://cert-portal.siemens.com/productcert/pdf/ssa-373591.pdf x_refsource_MISC
Same Patch Batch · Siemens · 2021-07-13 · 56 CVEs total
| CVE-2020-28400 | 7.5 HIGH | Siemens SCALANCE S602安全漏洞 |
| CVE-2021-34332 | Siemens Jt2go 和 Siemens Teamcenter Visualization 安全漏洞 | |
| CVE-2021-34320 | Siemens JT2GO 和 Siemens Teamcenter Visualization 缓冲区错误漏洞 | |
| CVE-2021-34327 | Siemens JT2GO 缓冲区错误漏洞 | |
| CVE-2021-34330 | Siemens Jt2go和Siemens Teamcenter Visualization 输入验证错误漏洞 | |
| CVE-2021-34329 | Siemens JT2GO和Siemens Teamcenter Visualization 缓冲区错误漏洞 | |
| CVE-2021-34328 | Siemens JT2GO 缓冲区错误漏洞 | |
| CVE-2021-34331 | Siemens Jt2go 和 Siemens Teamcenter Visualization 缓冲区错误漏洞 | |
| CVE-2021-34319 | Siemens Jt2go 和 Siemens Teamcenter Visualization 缓冲区错误漏洞 | |
| CVE-2021-34318 | Siemens Jt2go和Siemens Teamcenter Visualization 输入验证错误漏洞 | |
| CVE-2021-34317 | Siemens JT2GO 和 Siemens Teamcenter Visualization 缓冲区错误漏洞 | |
| CVE-2021-34316 | Siemens Jt2go 和 Siemens Teamcenter Visualization 缓冲区错误漏洞 | |
| CVE-2021-34315 | Siemens Jt2go 和 Siemens Teamcenter Visualization 缓冲区错误漏洞 | |
| CVE-2021-34314 | Siemens Jt2go 和 Siemens Teamcenter Visualization 缓冲区错误漏洞 | |
| CVE-2021-34313 | Siemens Jt2go 缓冲区错误漏洞 | |
| CVE-2021-34312 | Siemens JT2GO 和 Siemens Teamcenter Visualization 缓冲区错误漏洞 | |
| CVE-2021-34311 | Siemens Jt2go 和 Siemens Teamcenter Visualization 缓冲区错误漏洞 | |
| CVE-2021-34310 | Siemens Jt2go 和 Siemens Teamcenter Visualization 缓冲区错误漏洞 | |
| CVE-2021-34309 | Siemens Jt2go 和 Siemens Teamcenter Visualization 缓冲区错误漏洞 | |
| CVE-2021-34308 | Siemens JT2GO 缓冲区错误漏洞 |
Showing top 20 of 56 CVEs. View all on vendor page → →
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V. Comments for CVE-2021-31895
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