CNVD-2021-37595
Vulnerability from cnvd - Published: 2021-05-28
VLAI
Title
Siemens SmartVNC缓冲区溢出漏洞
Description
Siemens SmartVNC是德国西门子(Siemens)公司的一个工控设备。提供一个访问HMI中的smartserver功能。
SmartVNC存在缓冲区溢出漏洞。该漏洞源于程序存在堆分配泄漏漏洞,这可能导致拒绝服务的情况。目前没有详细漏洞细节提供。
Severity
中
Patch Name
Siemens SmartVNC缓冲区溢出漏洞的补丁
Patch Description
Siemens SmartVNC是德国西门子(Siemens)公司的一个工控设备。提供一个访问HMI中的smartserver功能。
SmartVNC存在缓冲区溢出漏洞。该漏洞源于程序存在堆分配泄漏漏洞,这可能导致拒绝服务的情况。目前没有详细漏洞细节提供。目前,供应商发布了安全公告及相关补丁信息,修复了此漏洞。
Formal description
目前厂商已发布升级补丁以修复漏洞,补丁获取链接: https://cert-portal.siemens.com/productcert/pdf/ssa-538778.pdf
Reference
https://nvd.nist.gov/vuln/detail/CVE-2021-27383
Impacted products
| Name | SIEMENS SmartVNC |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2021-27383",
"cveUrl": "https://nvd.nist.gov/vuln/detail/CVE-2021-27383"
}
},
"description": "Siemens SmartVNC\u662f\u5fb7\u56fd\u897f\u95e8\u5b50\uff08Siemens\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u5de5\u63a7\u8bbe\u5907\u3002\u63d0\u4f9b\u4e00\u4e2a\u8bbf\u95eeHMI\u4e2d\u7684smartserver\u529f\u80fd\u3002\n\nSmartVNC\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u5b58\u5728\u5806\u5206\u914d\u6cc4\u6f0f\u6f0f\u6d1e\uff0c\u8fd9\u53ef\u80fd\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u7684\u60c5\u51b5\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002",
"formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://cert-portal.siemens.com/productcert/pdf/ssa-538778.pdf",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2021-37595",
"openTime": "2021-05-28",
"patchDescription": "Siemens SmartVNC\u662f\u5fb7\u56fd\u897f\u95e8\u5b50\uff08Siemens\uff09\u516c\u53f8\u7684\u4e00\u4e2a\u5de5\u63a7\u8bbe\u5907\u3002\u63d0\u4f9b\u4e00\u4e2a\u8bbf\u95eeHMI\u4e2d\u7684smartserver\u529f\u80fd\u3002\r\n\r\nSmartVNC\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7a0b\u5e8f\u5b58\u5728\u5806\u5206\u914d\u6cc4\u6f0f\u6f0f\u6d1e\uff0c\u8fd9\u53ef\u80fd\u5bfc\u81f4\u62d2\u7edd\u670d\u52a1\u7684\u60c5\u51b5\u3002\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u6f0f\u6d1e\u7ec6\u8282\u63d0\u4f9b\u3002\u76ee\u524d\uff0c\u4f9b\u5e94\u5546\u53d1\u5e03\u4e86\u5b89\u5168\u516c\u544a\u53ca\u76f8\u5173\u8865\u4e01\u4fe1\u606f\uff0c\u4fee\u590d\u4e86\u6b64\u6f0f\u6d1e\u3002",
"patchName": "Siemens SmartVNC\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u7684\u8865\u4e01",
"products": {
"product": "SIEMENS SmartVNC"
},
"referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2021-27383",
"serverity": "\u4e2d",
"submitTime": "2021-05-19",
"title": "Siemens SmartVNC\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e"
}
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Experimental. This forecast is provided for visualization only and may change without notice. Do not use it for operational decisions.
Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.
Sightings
| Author | Source | Type | Date | Other |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or observed by the user.
- Confirmed: The vulnerability has been validated from an analyst's perspective.
- Published Proof of Concept: A public proof of concept is available for this vulnerability.
- Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
- Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
- Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
- Not confirmed: The user expressed doubt about the validity of the vulnerability.
- Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.
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