cnvd-2015-01891
Vulnerability from cnvd

Title: OpenSSL ASN.1 signature-verification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。

OpenSSL 'crypto/rsa/rsa_ameth.c'中'rsa_item_verify'函数的'ASN.1 signature-verification'存在拒绝服务漏洞。远程攻击者通过给端点发送构造的RSA PSS参数，导致空指针间接引用及程序崩溃。

Severity: 中

Patch Name: OpenSSL ASN.1 signature-verification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。

OpenSSL 'crypto/rsa/rsa_ameth.c'中'rsa_item_verify'函数的'ASN.1 signature-verification'存在拒绝服务漏洞。远程攻击者通过给端点发送构造的RSA PSS参数，导致空指针间接引用及程序崩溃。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=4b22cce3812052fe64fc3f6d58d8cc884e3cb834

Reference: https://openssl.org/news/secadv_20150319.txt

Impacted products
Name
['OpenSSL OpenSSL < 1.0.0r', 'OpenSSL OpenSSL < 1.0.2a', 'OpenSSL OpenSSL < 0.9.8zf', 'OpenSSL OpenSSL < 1.0.1m']
Show details on source website

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{
  "bids": {
    "bid": [
      {
        "bidNumber": "73230"
      },
      {
        "bidNumber": "73230"
      }
    ]
  },
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-0208"
    }
  },
  "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\nOpenSSL \u0027crypto/rsa/rsa_ameth.c\u0027\u4e2d\u0027rsa_item_verify\u0027\u51fd\u6570\u7684\u0027ASN.1 signature-verification\u0027\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u901a\u8fc7\u7ed9\u7aef\u70b9\u53d1\u9001\u6784\u9020\u7684RSA PSS\u53c2\u6570\uff0c\u5bfc\u81f4\u7a7a\u6307\u9488\u95f4\u63a5\u5f15\u7528\u53ca\u7a0b\u5e8f\u5d29\u6e83\u3002",
  "discovererName": "Brian Carpenter",
  "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=4b22cce3812052fe64fc3f6d58d8cc884e3cb834",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-01891",
  "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\nOpenSSL \u0027crypto/rsa/rsa_ameth.c\u0027\u4e2d\u0027rsa_item_verify\u0027\u51fd\u6570\u7684\u0027ASN.1 signature-verification\u0027\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u8fdc\u7a0b\u653b\u51fb\u8005\u901a\u8fc7\u7ed9\u7aef\u70b9\u53d1\u9001\u6784\u9020\u7684RSA PSS\u53c2\u6570\uff0c\u5bfc\u81f4\u7a7a\u6307\u9488\u95f4\u63a5\u5f15\u7528\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 ASN.1 signature-verification\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": [
      "OpenSSL  OpenSSL  \u003c 1.0.0r",
      "OpenSSL  OpenSSL  \u003c 1.0.2a",
      "OpenSSL  OpenSSL \u003c 0.9.8zf",
      "OpenSSL  OpenSSL  \u003c 1.0.1m"
    ]
  },
  "referenceLink": "https://openssl.org/news/secadv_20150319.txt",
  "serverity": "\u4e2d",
  "submitTime": "2015-03-20",
  "title": "OpenSSL ASN.1 signature-verification\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}


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