cnvd-2017-35879
Vulnerability from cnvd
Title: OpenSSL信息泄露漏洞（CNVD-2017-35879）
Description:
OpenSSL是一个安全套接字层密码库，囊括主要的密码算法、常用的密钥和证书封装管理功能及SSL协议，并提供丰富的应用程序供测试或其它目的使用。
OpenSSL存在信息泄露漏洞。远程用户可利用x86_64蒙哥马利平方函数bn_sqrx8x_internal()的进位传送缺陷而在某些情况下确定关于私钥的信息。
Severity: 中
Patch Name: OpenSSL信息泄露漏洞（CNVD-2017-35879）的补丁
Patch Description:
OpenSSL是一个安全套接字层密码库，囊括主要的密码算法、常用的密钥和证书封装管理功能及SSL协议，并提供丰富的应用程序供测试或其它目的使用。
OpenSSL存在信息泄露漏洞。远程用户可利用x86_64蒙哥马利平方函数bn_sqrx8x_internal()的进位传送缺陷而在某些情况下确定关于私钥的信息。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://www.openssl.org/news/secadv/20171102.txt
Reference: https://www.openssl.org/news/secadv/20171102.txt
Impacted products
| Name | ['OpenSSL OpenSSL <1.0.2m', 'OpenSSL OpenSSL >=1.1.0，<=1.1.0g'] |
|---|
{
"cves": {
"cve": {
"cveNumber": "CVE-2017-3736"
}
},
"description": "OpenSSL\u662f\u4e00\u4e2a\u5b89\u5168\u5957\u63a5\u5b57\u5c42\u5bc6\u7801\u5e93\uff0c\u56ca\u62ec\u4e3b\u8981\u7684\u5bc6\u7801\u7b97\u6cd5\u3001\u5e38\u7528\u7684\u5bc6\u94a5\u548c\u8bc1\u4e66\u5c01\u88c5\u7ba1\u7406\u529f\u80fd\u53caSSL\u534f\u8bae\uff0c\u5e76\u63d0\u4f9b\u4e30\u5bcc\u7684\u5e94\u7528\u7a0b\u5e8f\u4f9b\u6d4b\u8bd5\u6216\u5176\u5b83\u76ee\u7684\u4f7f\u7528\u3002\r\n\r\nOpenSSL\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u7528\u6237\u53ef\u5229\u7528x86_64\u8499\u54e5\u9a6c\u5229\u5e73\u65b9\u51fd\u6570bn_sqrx8x_internal()\u7684\u8fdb\u4f4d\u4f20\u9001\u7f3a\u9677\u800c\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u786e\u5b9a\u5173\u4e8e\u79c1\u94a5\u7684\u4fe1\u606f\u3002",
"discovererName": "unknown",
"formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttps://www.openssl.org/news/secadv/20171102.txt",
"isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
"number": "CNVD-2017-35879",
"openTime": "2017-12-01",
"patchDescription": "OpenSSL\u662f\u4e00\u4e2a\u5b89\u5168\u5957\u63a5\u5b57\u5c42\u5bc6\u7801\u5e93\uff0c\u56ca\u62ec\u4e3b\u8981\u7684\u5bc6\u7801\u7b97\u6cd5\u3001\u5e38\u7528\u7684\u5bc6\u94a5\u548c\u8bc1\u4e66\u5c01\u88c5\u7ba1\u7406\u529f\u80fd\u53caSSL\u534f\u8bae\uff0c\u5e76\u63d0\u4f9b\u4e30\u5bcc\u7684\u5e94\u7528\u7a0b\u5e8f\u4f9b\u6d4b\u8bd5\u6216\u5176\u5b83\u76ee\u7684\u4f7f\u7528\u3002\r\n\r\nOpenSSL\u5b58\u5728\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u7528\u6237\u53ef\u5229\u7528x86_64\u8499\u54e5\u9a6c\u5229\u5e73\u65b9\u51fd\u6570bn_sqrx8x_internal()\u7684\u8fdb\u4f4d\u4f20\u9001\u7f3a\u9677\u800c\u5728\u67d0\u4e9b\u60c5\u51b5\u4e0b\u786e\u5b9a\u5173\u4e8e\u79c1\u94a5\u7684\u4fe1\u606f\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\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff08CNVD-2017-35879\uff09\u7684\u8865\u4e01",
"products": {
"product": [
"OpenSSL OpenSSL \u003c1.0.2m",
"OpenSSL OpenSSL \u003e=1.1.0\uff0c\u003c=1.1.0g"
]
},
"referenceLink": "https://www.openssl.org/news/secadv/20171102.txt",
"serverity": "\u4e2d",
"submitTime": "2017-11-03",
"title": "OpenSSL\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\uff08CNVD-2017-35879\uff09"
}
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Sightings
| Author | Source | Type | Date |
|---|
Nomenclature
- Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
- Confirmed: The vulnerability is confirmed from an analyst perspective.
- Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
- Patched: This vulnerability was successfully patched by the user reporting the sighting.
- Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
- Not confirmed: The user expresses doubt about the veracity of the vulnerability.
- Not patched: This vulnerability was not successfully patched by the user reporting the sighting.
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