CNVD-2015-02908

Vulnerability from cnvd - Published: 2015-05-07
VLAI Severity ?
Title
wpa_supplicant/hostapd EAP-pwd拒绝服务漏洞
Description
wpa_supplicant是安卓系统的WiFi功能组件，支持无线连接认证。 wpa_supplicant及hostapd存在多个安全漏洞，攻击者利用该漏洞通过构造的EAP-pwd/commit消息及EAP-pwd/confirm消息可导致越界内存读访问及拒绝服务。
Severity
中
Patch Name
wpa_supplicant/hostapd EAP-pwd拒绝服务漏洞的补丁
Patch Description
wpa_supplicant是安卓系统的WiFi功能组件，支持无线连接认证。wpa_supplicant及hostapd存在多个安全漏洞，攻击者利用该漏洞通过构造的EAP-pwd/commit消息及EAP-pwd/confirm消息可导致越界内存读访问及拒绝服务。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这个安全问题，请到厂商的主页下载： http://www.openhandsetalliance.com/android_overview.html

Reference
http://w1.fi/security/2015-4/eap-pwd-missing-payload-length-validation.txt
Impacted products
Name
Canonical Ltd. hostapd/wpa_supplicant v1.0-v2.4
Show details on source website
To clipboard 

{
  "description": "wpa_supplicant\u662f\u5b89\u5353\u7cfb\u7edf\u7684WiFi\u529f\u80fd\u7ec4\u4ef6\uff0c\u652f\u6301\u65e0\u7ebf\u8fde\u63a5\u8ba4\u8bc1\u3002\r\n\r\nwpa_supplicant\u53cahostapd\u5b58\u5728\u591a\u4e2a\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u6784\u9020\u7684EAP-pwd/commit\u6d88\u606f\u53caEAP-pwd/confirm\u6d88\u606f\u53ef\u5bfc\u81f4\u8d8a\u754c\u5185\u5b58\u8bfb\u8bbf\u95ee\u53ca\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "Kostya Kortchinsky \uff08kostya.kortchinsky@renater.fr\uff09",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u7ecf\u53d1\u5e03\u4e86\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u8fd9\u4e2a\u5b89\u5168\u95ee\u9898\uff0c\u8bf7\u5230\u5382\u5546\u7684\u4e3b\u9875\u4e0b\u8f7d\uff1a\r\nhttp://www.openhandsetalliance.com/android_overview.html",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-02908",
  "openTime": "2015-05-07",
  "patchDescription": "wpa_supplicant\u662f\u5b89\u5353\u7cfb\u7edf\u7684WiFi\u529f\u80fd\u7ec4\u4ef6\uff0c\u652f\u6301\u65e0\u7ebf\u8fde\u63a5\u8ba4\u8bc1\u3002wpa_supplicant\u53cahostapd\u5b58\u5728\u591a\u4e2a\u5b89\u5168\u6f0f\u6d1e\uff0c\u653b\u51fb\u8005\u5229\u7528\u8be5\u6f0f\u6d1e\u901a\u8fc7\u6784\u9020\u7684EAP-pwd/commit\u6d88\u606f\u53caEAP-pwd/confirm\u6d88\u606f\u53ef\u5bfc\u81f4\u8d8a\u754c\u5185\u5b58\u8bfb\u8bbf\u95ee\u53ca\u62d2\u7edd\u670d\u52a1\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": "wpa_supplicant/hostapd EAP-pwd\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Canonical Ltd. hostapd/wpa_supplicant v1.0-v2.4"
  },
  "referenceLink": "http://w1.fi/security/2015-4/eap-pwd-missing-payload-length-validation.txt",
  "serverity": "\u4e2d",
  "submitTime": "2015-05-06",
  "title": "wpa_supplicant/hostapd EAP-pwd\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}


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  • Confirmed: The vulnerability has been validated from an analyst's perspective.
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