CNVD-2018-09649
Vulnerability from cnvd - Published: 2018-05-17
VLAI
Title
OpenSSL缓存时序侧信道攻击漏洞
Description
OpenSSL是OpenSSL团队开发的一个开源的能够实现安全套接层（SSL v2/v3）和安全传输层（TLS v1）协议的通用加密库，它支持多种加密算法，包括对称密码、哈希算法、安全散列算法等。
OpenSSL 1.1.0版本至1.1.0h版本和1.0.2b版本至1.0.2o版本中的RSA Key生成算法存在安全漏洞。攻击者可利用该漏洞实施时序攻击，恢复私钥。
Severity
中
Patch Name
OpenSSL缓存时序侧信道攻击漏洞的补丁
Patch Description
OpenSSL是OpenSSL团队开发的一个开源的能够实现安全套接层（SSL v2/v3）和安全传输层（TLS v1）协议的通用加密库，它支持多种加密算法，包括对称密码、哈希算法、安全散列算法等。
OpenSSL 1.1.0版本至1.1.0h版本和1.0.2b版本至1.0.2o版本中的RSA Key生成算法存在安全漏洞。攻击者可利用该漏洞实施时序攻击，恢复私钥。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
厂商已发布漏洞修复程序，请及时关注更新： https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=6939eab03a6e23d2bd2c3f5e34fe1d48e542e787 https://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=349a41da1ad88ad87825414752a8ff5fdd6a6c3f
Reference
https://www.openssl.org/news/secadv/20180416.txt
Impacted products
| Name | ['OpenSSL OpenSSL >=1.1.0，<=1.1.0h', 'OpenSSL OpenSSL >=1.0.2b，<=1.0.2o'] |
|---|
{
"bids": {
"bid": {
"bidNumber": "103766"
}
},
"cves": {
"cve": {
"cveNumber": "CVE-2018-0737"
}
},
"description": "OpenSSL\u662fOpenSSL\u56e2\u961f\u5f00\u53d1\u7684\u4e00\u4e2a\u5f00\u6e90\u7684\u80fd\u591f\u5b9e\u73b0\u5b89\u5168\u5957\u63a5\u5c42\uff08SSL v2/v3\uff09\u548c\u5b89\u5168\u4f20\u8f93\u5c42\uff08TLS v1\uff09\u534f\u8bae\u7684\u901a\u7528\u52a0\u5bc6\u5e93\uff0c\u5b83\u652f\u6301\u591a\u79cd\u52a0\u5bc6\u7b97\u6cd5\uff0c\u5305\u62ec\u5bf9\u79f0\u5bc6\u7801\u3001\u54c8\u5e0c\u7b97\u6cd5\u3001\u5b89\u5168\u6563\u5217\u7b97\u6cd5\u7b49\u3002\r\n\r\nOpenSSL 1.1.0\u7248\u672c\u81f31.1.0h\u7248\u672c\u548c1.0.2b\u7248\u672c\u81f31.0.2o\u7248\u672c\u4e2d\u7684RSA Key\u751f\u6210\u7b97\u6cd5\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5b9e\u65bd\u65f6\u5e8f\u653b\u51fb\uff0c\u6062\u590d\u79c1\u94a5\u3002",
"discovererName": "Alejandro Cabrera Aldaya, Billy Brumley, Cesar Pereida Garcia and Luis Manuel Alvarez Tapia",
"formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=6939eab03a6e23d2bd2c3f5e34fe1d48e542e787\r\nhttps://git.openssl.org/gitweb/?p=openssl.git;a=commitdiff;h=349a41da1ad88ad87825414752a8ff5fdd6a6c3f",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2018-09649",
"openTime": "2018-05-17",
"patchDescription": "OpenSSL\u662fOpenSSL\u56e2\u961f\u5f00\u53d1\u7684\u4e00\u4e2a\u5f00\u6e90\u7684\u80fd\u591f\u5b9e\u73b0\u5b89\u5168\u5957\u63a5\u5c42\uff08SSL v2/v3\uff09\u548c\u5b89\u5168\u4f20\u8f93\u5c42\uff08TLS v1\uff09\u534f\u8bae\u7684\u901a\u7528\u52a0\u5bc6\u5e93\uff0c\u5b83\u652f\u6301\u591a\u79cd\u52a0\u5bc6\u7b97\u6cd5\uff0c\u5305\u62ec\u5bf9\u79f0\u5bc6\u7801\u3001\u54c8\u5e0c\u7b97\u6cd5\u3001\u5b89\u5168\u6563\u5217\u7b97\u6cd5\u7b49\u3002\r\n\r\nOpenSSL 1.1.0\u7248\u672c\u81f31.1.0h\u7248\u672c\u548c1.0.2b\u7248\u672c\u81f31.0.2o\u7248\u672c\u4e2d\u7684RSA Key\u751f\u6210\u7b97\u6cd5\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u5b9e\u65bd\u65f6\u5e8f\u653b\u51fb\uff0c\u6062\u590d\u79c1\u94a5\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": "OpenSSL\u7f13\u5b58\u65f6\u5e8f\u4fa7\u4fe1\u9053\u653b\u51fb\u6f0f\u6d1e\u7684\u8865\u4e01",
"products": {
"product": [
"OpenSSL OpenSSL \u003e=1.1.0\uff0c\u003c=1.1.0h",
"OpenSSL OpenSSL \u003e=1.0.2b\uff0c\u003c=1.0.2o"
]
},
"referenceLink": "https://www.openssl.org/news/secadv/20180416.txt",
"serverity": "\u4e2d",
"submitTime": "2018-04-17",
"title": "OpenSSL\u7f13\u5b58\u65f6\u5e8f\u4fa7\u4fe1\u9053\u653b\u51fb\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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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.
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