CNVD-2015-04442

Vulnerability from cnvd - Published: 2015-07-14
VLAI
Title
HAProxy信息泄露漏洞
Description
HAProxy是一款开源的TCP/HTTP负载均衡服务器。该服务器提供4层、7层代理，并能支持上万级别的连接，具有高效、稳定等特点。 HAProxy的‘buffer_slow_realign’函数存在安全漏洞，由于程序未能正确重组用于存放输出数据的缓冲区。远程攻击者利用该漏洞可通过发送特制的请求获取敏感信息（显示以前请求数据的未初始化的内存内容）。
Severity
中
Patch Name
HAProxy信息泄露漏洞的补丁
Patch Description
HAProxy是一款开源的TCP/HTTP负载均衡服务器。该服务器提供4层、7层代理，并能支持上万级别的连接，具有高效、稳定等特点。 HAProxy的‘buffer_slow_realign’函数存在安全漏洞，由于程序未能正确重组用于存放输出数据的缓冲区。远程攻击者利用该漏洞可通过发送特制的请求获取敏感信息（显示以前请求数据的未初始化的内存内容）。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

目前厂商已经发布了升级补丁以修复此安全问题，补丁获取链接： http://www.haproxy.org/news.html

Reference
https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-3281 http://www.securityfocus.com/bid/75554
Impacted products
Name
['HAProxy HAProxy 1.5.x (<1.5.14 )', 'HAProxy HAProxy 1.6-dev']
Show details on source website
To clipboard 

{
  "bids": {
    "bid": {
      "bidNumber": "75554"
    }
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-3281"
    }
  },
  "description": "HAProxy\u662f\u4e00\u6b3e\u5f00\u6e90\u7684TCP/HTTP\u8d1f\u8f7d\u5747\u8861\u670d\u52a1\u5668\u3002\u8be5\u670d\u52a1\u5668\u63d0\u4f9b4\u5c42\u30017\u5c42\u4ee3\u7406\uff0c\u5e76\u80fd\u652f\u6301\u4e0a\u4e07\u7ea7\u522b\u7684\u8fde\u63a5\uff0c\u5177\u6709\u9ad8\u6548\u3001\u7a33\u5b9a\u7b49\u7279\u70b9\u3002\r\n\r\nHAProxy\u7684\u2018buffer_slow_realign\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u7531\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u91cd\u7ec4\u7528\u4e8e\u5b58\u653e\u8f93\u51fa\u6570\u636e\u7684\u7f13\u51b2\u533a\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\u901a\u8fc7\u53d1\u9001\u7279\u5236\u7684\u8bf7\u6c42\u83b7\u53d6\u654f\u611f\u4fe1\u606f\uff08\u663e\u793a\u4ee5\u524d\u8bf7\u6c42\u6570\u636e\u7684\u672a\u521d\u59cb\u5316\u7684\u5185\u5b58\u5185\u5bb9\uff09\u3002",
  "discovererName": "Charlie Smurthwaite of aTech Media",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttp://www.haproxy.org/news.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-04442",
  "openTime": "2015-07-14",
  "patchDescription": "HAProxy\u662f\u4e00\u6b3e\u5f00\u6e90\u7684TCP/HTTP\u8d1f\u8f7d\u5747\u8861\u670d\u52a1\u5668\u3002\u8be5\u670d\u52a1\u5668\u63d0\u4f9b4\u5c42\u30017\u5c42\u4ee3\u7406\uff0c\u5e76\u80fd\u652f\u6301\u4e0a\u4e07\u7ea7\u522b\u7684\u8fde\u63a5\uff0c\u5177\u6709\u9ad8\u6548\u3001\u7a33\u5b9a\u7b49\u7279\u70b9\u3002\r\n\r\nHAProxy\u7684\u2018buffer_slow_realign\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u7531\u4e8e\u7a0b\u5e8f\u672a\u80fd\u6b63\u786e\u91cd\u7ec4\u7528\u4e8e\u5b58\u653e\u8f93\u51fa\u6570\u636e\u7684\u7f13\u51b2\u533a\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u53ef\u901a\u8fc7\u53d1\u9001\u7279\u5236\u7684\u8bf7\u6c42\u83b7\u53d6\u654f\u611f\u4fe1\u606f\uff08\u663e\u793a\u4ee5\u524d\u8bf7\u6c42\u6570\u636e\u7684\u672a\u521d\u59cb\u5316\u7684\u5185\u5b58\u5185\u5bb9\uff09\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": "HAProxy\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "HAProxy HAProxy 1.5.x (\u003c1.5.14 )",
      "HAProxy HAProxy 1.6-dev"
    ]
  },
  "referenceLink": "https://web.nvd.nist.gov/view/vuln/detail?vulnId=CVE-2015-3281\r\nhttp://www.securityfocus.com/bid/75554",
  "serverity": "\u4e2d",
  "submitTime": "2015-07-07",
  "title": "HAProxy\u4fe1\u606f\u6cc4\u9732\u6f0f\u6d1e"
}



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.