CNVD-2017-35879

Vulnerability from cnvd - Published: 2017-12-01
VLAI
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']
Show details on source website
To clipboard 

{
  "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"
}



Log in or create an account to share your comment.




Tags
Taxonomy of the tags.





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.



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.