CNVD-2015-04454
Vulnerability from cnvd - Published: 2015-07-14
VLAI
Title
OpenSSL中间人攻击漏洞（CNVD-2015-04454）
Description
OpenSSL是一个开源的能够实现安全套接层和安全传输层协议的通用加密库，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的crypto/x509/x509_vfy.c文件中的‘X509_verify_cert’函数存在安全漏洞，证书验证的逻辑过程中未能正确验证新的且不受信任证书造成的，允许攻击者可以绕过证书警告，使用无效证书进行欺骗，进行信息截取攻击。
Severity
中
Patch Name
OpenSSL中间人攻击漏洞（CNVD-2015-04454）的补丁
Patch Description
OpenSSL是一个开源的能够实现安全套接层和安全传输层协议的通用加密库，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的crypto/x509/x509_vfy.c文件中的‘X509_verify_cert’函数存在安全漏洞，证书验证的逻辑过程中未能正确验证新的且不受信任证书造成的，允许攻击者可以绕过证书警告，使用无效证书进行欺骗，进行信息截取攻击。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
用户可参考如下厂商提供的安全补丁以修复该漏洞： https://git.openssl.org/?p=openssl.git;a=commit;h=9a0db453ba017ebcaccbee933ee6511a9ae4d1c8
Reference
http://openssl.org/news/secadv_20150709.txt
Impacted products
| Name | ['OpenSSL OpenSSL 1.0.2c', 'OpenSSL OpenSSL 1.0.2b', 'OpenSSL OpenSSL 1.0.1n', 'OpenSSL OpenSSL 1.0.1o'] |
|---|
{
"bids": {
"bid": {
"bidNumber": "75652"
}
},
"cves": {
"cve": {
"cveNumber": "CVE-2015-1793"
}
},
"description": "OpenSSL\u662f\u4e00\u4e2a\u5f00\u6e90\u7684\u80fd\u591f\u5b9e\u73b0\u5b89\u5168\u5957\u63a5\u5c42\u548c\u5b89\u5168\u4f20\u8f93\u5c42\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\u7684crypto/x509/x509_vfy.c\u6587\u4ef6\u4e2d\u7684\u2018X509_verify_cert\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8bc1\u4e66\u9a8c\u8bc1\u7684\u903b\u8f91\u8fc7\u7a0b\u4e2d\u672a\u80fd\u6b63\u786e\u9a8c\u8bc1\u65b0\u7684\u4e14\u4e0d\u53d7\u4fe1\u4efb\u8bc1\u4e66\u9020\u6210\u7684\uff0c\u5141\u8bb8\u653b\u51fb\u8005\u53ef\u4ee5\u7ed5\u8fc7\u8bc1\u4e66\u8b66\u544a\uff0c\u4f7f\u7528\u65e0\u6548\u8bc1\u4e66\u8fdb\u884c\u6b3a\u9a97\uff0c\u8fdb\u884c\u4fe1\u606f\u622a\u53d6\u653b\u51fb\u3002",
"discovererName": "Adam Langley of Google and David Benjamin of BoringSSL.",
"formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1a\r\nhttps://git.openssl.org/?p=openssl.git;a=commit;h=9a0db453ba017ebcaccbee933ee6511a9ae4d1c8",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2015-04454",
"openTime": "2015-07-14",
"patchDescription": "OpenSSL\u662f\u4e00\u4e2a\u5f00\u6e90\u7684\u80fd\u591f\u5b9e\u73b0\u5b89\u5168\u5957\u63a5\u5c42\u548c\u5b89\u5168\u4f20\u8f93\u5c42\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\u3002OpenSSL\u7684crypto/x509/x509_vfy.c\u6587\u4ef6\u4e2d\u7684\u2018X509_verify_cert\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u8bc1\u4e66\u9a8c\u8bc1\u7684\u903b\u8f91\u8fc7\u7a0b\u4e2d\u672a\u80fd\u6b63\u786e\u9a8c\u8bc1\u65b0\u7684\u4e14\u4e0d\u53d7\u4fe1\u4efb\u8bc1\u4e66\u9020\u6210\u7684\uff0c\u5141\u8bb8\u653b\u51fb\u8005\u53ef\u4ee5\u7ed5\u8fc7\u8bc1\u4e66\u8b66\u544a\uff0c\u4f7f\u7528\u65e0\u6548\u8bc1\u4e66\u8fdb\u884c\u6b3a\u9a97\uff0c\u8fdb\u884c\u4fe1\u606f\u622a\u53d6\u653b\u51fb\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\u4e2d\u95f4\u4eba\u653b\u51fb\u6f0f\u6d1e\uff08CNVD-2015-04454\uff09\u7684\u8865\u4e01",
"products": {
"product": [
"OpenSSL OpenSSL 1.0.2c",
"OpenSSL OpenSSL 1.0.2b",
"OpenSSL OpenSSL 1.0.1n",
"OpenSSL OpenSSL 1.0.1o"
]
},
"referenceLink": "http://openssl.org/news/secadv_20150709.txt",
"serverity": "\u4e2d",
"submitTime": "2015-07-12",
"title": "OpenSSL\u4e2d\u95f4\u4eba\u653b\u51fb\u6f0f\u6d1e\uff08CNVD-2015-04454\uff09"
}
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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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