CNVD-2020-16520
Vulnerability from cnvd - Published: 2020-03-10
VLAI
Title
usrsctp缓冲区溢出漏洞
Description
usrsctp是一款支持多平台的用户级SCTP(流控制传输协议)堆栈。
usrsctp 2019-12-20之前版本中的sctp_load_addresses_from_init存在缓冲区溢出漏洞。该漏洞源于网络系统或产品在内存上执行操作时,未正确验证数据边界,导致向关联的其他内存位置上执行了错误的读写操作。攻击者可利用该漏洞导致缓冲区溢出或堆溢出等。
Severity
高
Formal description
目前厂商尚未提供相关漏洞补丁链接,请关注厂商主页随时更新: https://github.com/sctplab/usrsctp
Reference
https://github.com/sctplab/usrsctp/commit/790a7a2555aefb392a5a69923f1e9d17b4968467
https://nvd.nist.gov/vuln/detail/CVE-2019-20503
Impacted products
| Name | usrsctp usrsctp <2019-12-20 |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2019-20503"
}
},
"description": "usrsctp\u662f\u4e00\u6b3e\u652f\u6301\u591a\u5e73\u53f0\u7684\u7528\u6237\u7ea7SCTP\uff08\u6d41\u63a7\u5236\u4f20\u8f93\u534f\u8bae\uff09\u5806\u6808\u3002\n\nusrsctp 2019-12-20\u4e4b\u524d\u7248\u672c\u4e2d\u7684sctp_load_addresses_from_init\u5b58\u5728\u7f13\u51b2\u533a\u6ea2\u51fa\u6f0f\u6d1e\u3002\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u7f51\u7edc\u7cfb\u7edf\u6216\u4ea7\u54c1\u5728\u5185\u5b58\u4e0a\u6267\u884c\u64cd\u4f5c\u65f6\uff0c\u672a\u6b63\u786e\u9a8c\u8bc1\u6570\u636e\u8fb9\u754c\uff0c\u5bfc\u81f4\u5411\u5173\u8054\u7684\u5176\u4ed6\u5185\u5b58\u4f4d\u7f6e\u4e0a\u6267\u884c\u4e86\u9519\u8bef\u7684\u8bfb\u5199\u64cd\u4f5c\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u7f13\u51b2\u533a\u6ea2\u51fa\u6216\u5806\u6ea2\u51fa\u7b49\u3002",
"formalWay": "\u76ee\u524d\u5382\u5546\u5c1a\u672a\u63d0\u4f9b\u76f8\u5173\u6f0f\u6d1e\u8865\u4e01\u94fe\u63a5\uff0c\u8bf7\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u968f\u65f6\u66f4\u65b0\uff1a\r\nhttps://github.com/sctplab/usrsctp",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2020-16520",
"openTime": "2020-03-10",
"products": {
"product": "usrsctp usrsctp \u003c2019-12-20"
},
"referenceLink": "https://github.com/sctplab/usrsctp/commit/790a7a2555aefb392a5a69923f1e9d17b4968467\r\nhttps://nvd.nist.gov/vuln/detail/CVE-2019-20503",
"serverity": "\u9ad8",
"submitTime": "2020-03-09",
"title": "usrsctp\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
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- Confirmed: The vulnerability has been validated from an analyst's perspective.
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Vulnerability timeline
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The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the
vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base
model, served locally by ML-Gateway.
They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.
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Related by attack behaviour
Vulnerabilities whose description is nearest to this one in the vector space of the CIRCL/vulnerability-attack-technique-biencoder model. This is a similarity search over the bi-encoder space (plain cosine), not a classification, and it has no measured accuracy.