Goal Reached Thanks to every supporter — we hit 100%!

Goal: 1000 CNY · Raised: 1359 CNY

100%
Buy Us a Coffee

CVE-2023-35921

Quick assessment

Affected
Siemens SIMATIC MV540 H
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 SIMATIC是德国西门子（Siemens）公司的一款组态软件。 Siemens SIMATIC 多款产品存在安全漏洞，该漏洞源于受影响的设备无法正确处理发送到设备的特制以太网帧。这可能允许未经身份验证的远程攻击者造成拒绝服务情况。受影响的设备必须手动重新启动。

CVSS 7.5 · High EPSS 0.87% · P57

Possible ATT&CK Techniques 1 AI

T1499 · Endpoint Denial of Service
Get alerts for future matching vulnerabilities Log in to subscribe

I. Basic Information for CVE-2023-35921

Vulnerability Information
Have questions about the vulnerability? See if Shenlong's analysis helps!
View Shenlong Deep Dive ↗

Although we use advanced large model technology, its output may still contain inaccurate or outdated information.Shenlong tries to ensure data accuracy, but please verify and judge based on the actual situation.

Vulnerability Title
N/A
Source: CVE Program / CVE List V5
Vulnerability Description
A vulnerability has been identified in SIMATIC MV540 H (All versions < V3.3.4), SIMATIC MV540 S (All versions < V3.3.4), SIMATIC MV550 H (All versions < V3.3.4), SIMATIC MV550 S (All versions < V3.3.4), SIMATIC MV560 U (All versions < V3.3.4), SIMATIC MV560 X (All versions < V3.3.4). Affected devices cannot properly process specially crafted Ethernet frames sent to the devices. This could allow an unauthenticated remote attacker to cause a denial of service condition. The affected devices must be restarted manually.
Source: CVE Program / CVE List V5
CVSS Information
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Source: CVE Program / CVE List V5
Vulnerability Type
未加控制的资源消耗(资源穷尽)
Source: CVE Program / CVE List V5
Vulnerability Title
Siemens SIMATIC 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Siemens SIMATIC是德国西门子（Siemens）公司的一款组态软件。 Siemens SIMATIC 多款产品存在安全漏洞，该漏洞源于受影响的设备无法正确处理发送到设备的特制以太网帧。这可能允许未经身份验证的远程攻击者造成拒绝服务情况。受影响的设备必须手动重新启动。
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 SIMATIC MV540 H All versions < V3.3.4 -
Siemens SIMATIC MV540 S All versions < V3.3.4 -
Siemens SIMATIC MV550 H All versions < V3.3.4 -
Siemens SIMATIC MV550 S All versions < V3.3.4 -
Siemens SIMATIC MV560 U All versions < V3.3.4 -
Siemens SIMATIC MV560 X All versions < V3.3.4 -

II. Public POCs for CVE-2023-35921

# POC Description Source Link Shenlong Link
AI-Generated POC Premium

No public POC found.

Login to generate AI POC

III. Intelligence Information for CVE-2023-35921

请登录查看更多情报信息。

Vendor Advisories for CVE-2023-35921 (1)

Same Patch Batch · Siemens · 2023-07-11 · 25 CVEs total

CVE-2023-29130 9.9 CRITICAL Siemens SIMATIC CN 4100 安全漏洞
CVE-2023-36752 9.1 CRITICAL Siemens RUGGEDCOM ROX 系列多款产品 命令注入漏洞
CVE-2023-36750 9.1 CRITICAL Siemens RUGGEDCOM ROX 系列多款产品 命令注入漏洞
CVE-2023-36751 9.1 CRITICAL Siemens RUGGEDCOM ROX 系列多款产品 命令注入漏洞
CVE-2023-36753 9.1 CRITICAL Siemens RUGGEDCOM ROX 系列多款产品 命令注入漏洞
CVE-2023-36754 9.1 CRITICAL Siemens RUGGEDCOM ROX 系列多款产品 命令注入漏洞
CVE-2023-36755 9.1 CRITICAL Siemens RUGGEDCOM ROX 命令注入漏洞
CVE-2023-36390 8.8 HIGH Siemens RUGGEDCOM ROX 系列多款产品 跨站脚本漏洞
CVE-2023-36389 8.8 HIGH Siemens RUGGEDCOM ROX 跨站脚本漏洞
CVE-2023-36386 8.8 HIGH Siemens RUGGEDCOM ROX 系列多款产品 跨站脚本漏洞
CVE-2023-36521 8.6 HIGH Siemens SIMATIC 安全漏洞
CVE-2023-37246 7.8 HIGH Siemens Tecnomatix Plant Simulation 缓冲区错误漏洞
CVE-2023-37247 7.8 HIGH Siemens Tecnomatix Plant Simulation 缓冲区错误漏洞
CVE-2023-37248 7.8 HIGH Siemens Tecnomatix Plant Simulation 缓冲区错误漏洞
CVE-2023-37374 7.8 HIGH Siemens Tecnomatix Plant Simulation 缓冲区错误漏洞
CVE-2023-37376 7.8 HIGH Siemens Tecnomatix Plant Simulation 安全漏洞
CVE-2023-37375 7.8 HIGH Siemens Tecnomatix Plant Simulation 缓冲区错误漏洞
CVE-2022-29561 7.5 HIGH Siemens RUGGEDCOM ROX 跨站请求伪造漏洞
CVE-2022-31810 7.5 HIGH Siemens SiPass Integrated 缓冲区错误漏洞
CVE-2023-35920 7.5 HIGH Siemens SIMATIC 多款产品 安全漏洞

Showing top 20 of 25 CVEs. View all on vendor page &rarr; →

IV. Related Vulnerabilities

Same product: SIMATIC MV540 H
Same vendor: Siemens
Same weakness: CWE-400

V. Comments for CVE-2023-35921

No comments yet

Leave a comment