CNVD-2015-01888

Vulnerability from cnvd - Published: 2015-03-23
VLAI
Title
OpenSSL 'multi-block'功能拒绝服务漏洞
Description
OpenSSL是一种开放源码的SSL实现，用来实现网络通信的高强度加密，现在被广泛地用于各种网络应用程序中。 支持AES NI的64位x86平台上，OpenSSL 1.0.2版本存在拒绝服务漏洞。此漏洞位于s3_pkt.c中ssl3_write_bytes函数的multi-block功能实现内，由于未能正确处理某些非块I/O情况，攻击者可以利用漏洞导致指针损坏及程序崩溃。
Severity
中
Patch Name
OpenSSL 'multi-block'功能拒绝服务漏洞的补丁
Patch Description
OpenSSL是一种开放源码的SSL实现，用来实现网络通信的高强度加密，现在被广泛地用于各种网络应用程序中。 支持AES NI的64位x86平台上，OpenSSL 1.0.2版本存在拒绝服务漏洞。此漏洞位于s3_pkt.c中ssl3_write_bytes函数的multi-block功能实现内，由于未能正确处理某些非块I/O情况，攻击者可以利用漏洞导致指针损坏及程序崩溃。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

用户可参考如下供应商提供的安全公告获得补丁信息： https://openssl.org/news/secadv_20150319.txt https://git.openssl.org/?p=openssl.git;a=commit;h=76343947ada960b6269090638f5391068daee88d

Reference
https://openssl.org/news/secadv_20150319.txt
Impacted products
Name
OpenSSL OpenSSL < 1.0.2a
Show details on source website
To clipboard 

{
  "bids": {
    "bid": {
      "bidNumber": "73226"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-0290"
    }
  },
  "description": "OpenSSL\u662f\u4e00\u79cd\u5f00\u653e\u6e90\u7801\u7684SSL\u5b9e\u73b0\uff0c\u7528\u6765\u5b9e\u73b0\u7f51\u7edc\u901a\u4fe1\u7684\u9ad8\u5f3a\u5ea6\u52a0\u5bc6\uff0c\u73b0\u5728\u88ab\u5e7f\u6cdb\u5730\u7528\u4e8e\u5404\u79cd\u7f51\u7edc\u5e94\u7528\u7a0b\u5e8f\u4e2d\u3002\r\n\r\n\u652f\u6301AES NI\u768464\u4f4dx86\u5e73\u53f0\u4e0a\uff0cOpenSSL 1.0.2\u7248\u672c\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u6b64\u6f0f\u6d1e\u4f4d\u4e8es3_pkt.c\u4e2dssl3_write_bytes\u51fd\u6570\u7684multi-block\u529f\u80fd\u5b9e\u73b0\u5185\uff0c\u7531\u4e8e\u672a\u80fd\u6b63\u786e\u5904\u7406\u67d0\u4e9b\u975e\u5757I/O\u60c5\u51b5\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u6f0f\u6d1e\u5bfc\u81f4\u6307\u9488\u635f\u574f\u53ca\u7a0b\u5e8f\u5d29\u6e83\u3002",
  "discovererName": "Daniel Danner",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u4f9b\u5e94\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u516c\u544a\u83b7\u5f97\u8865\u4e01\u4fe1\u606f\uff1a\r\nhttps://openssl.org/news/secadv_20150319.txt\r\nhttps://git.openssl.org/?p=openssl.git;a=commit;h=76343947ada960b6269090638f5391068daee88d",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-01888",
  "openTime": "2015-03-23",
  "patchDescription": "OpenSSL\u662f\u4e00\u79cd\u5f00\u653e\u6e90\u7801\u7684SSL\u5b9e\u73b0\uff0c\u7528\u6765\u5b9e\u73b0\u7f51\u7edc\u901a\u4fe1\u7684\u9ad8\u5f3a\u5ea6\u52a0\u5bc6\uff0c\u73b0\u5728\u88ab\u5e7f\u6cdb\u5730\u7528\u4e8e\u5404\u79cd\u7f51\u7edc\u5e94\u7528\u7a0b\u5e8f\u4e2d\u3002 \r\n\r\n\u652f\u6301AES NI\u768464\u4f4dx86\u5e73\u53f0\u4e0a\uff0cOpenSSL 1.0.2\u7248\u672c\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u6b64\u6f0f\u6d1e\u4f4d\u4e8es3_pkt.c\u4e2dssl3_write_bytes\u51fd\u6570\u7684multi-block\u529f\u80fd\u5b9e\u73b0\u5185\uff0c\u7531\u4e8e\u672a\u80fd\u6b63\u786e\u5904\u7406\u67d0\u4e9b\u975e\u5757I/O\u60c5\u51b5\uff0c\u653b\u51fb\u8005\u53ef\u4ee5\u5229\u7528\u6f0f\u6d1e\u5bfc\u81f4\u6307\u9488\u635f\u574f\u53ca\u7a0b\u5e8f\u5d29\u6e83\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 \u0027multi-block\u0027\u529f\u80fd\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "OpenSSL  OpenSSL  \u003c 1.0.2a"
  },
  "referenceLink": "https://openssl.org/news/secadv_20150319.txt",
  "serverity": "\u4e2d",
  "submitTime": "2015-03-20",
  "title": "OpenSSL \u0027multi-block\u0027\u529f\u80fd\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}



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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

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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.