cnvd-2016-00233
Vulnerability from cnvd
Title
RSA package for Python欺骗漏洞
Description
RSA package for Python是一个Python RSA实现，它支持加密和解密、签名和验证签名、密钥生成等。 Python-RSA的‘verify’函数存在安全漏洞，允许远程攻击者可利用特殊的签名填充使用较小的公共指数伪造签名。
Severity
中
Patch Name
RSA package for Python欺骗漏洞的补丁
Patch Description
RSA package for Python是一个Python RSA实现，它支持加密和解密、签名和验证签名、密钥生成等。 Python-RSA的‘verify’函数存在安全漏洞，允许远程攻击者可利用特殊的签名填充使用较小的公共指数伪造签名。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

用户可参考如下厂商提供的安全公告获取补丁以修复该漏洞： https://blog.filippo.io/bleichenbacher-06-signature-forgery-in-python-rsa/

Reference
https://blog.filippo.io/bleichenbacher-06-signature-forgery-in-python-rsa/
Impacted products
Name
Python Python <3.3
Show details on source website

To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2016-1494"
    }
  },
  "description": "RSA package for Python\u662f\u4e00\u4e2aPython RSA\u5b9e\u73b0\uff0c\u5b83\u652f\u6301\u52a0\u5bc6\u548c\u89e3\u5bc6\u3001\u7b7e\u540d\u548c\u9a8c\u8bc1\u7b7e\u540d\u3001\u5bc6\u94a5\u751f\u6210\u7b49\u3002\r\n\r\nPython-RSA\u7684\u2018verify\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u5141\u8bb8\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u7279\u6b8a\u7684\u7b7e\u540d\u586b\u5145\u4f7f\u7528\u8f83\u5c0f\u7684\u516c\u5171\u6307\u6570\u4f2a\u9020\u7b7e\u540d\u3002",
  "discovererName": "Filippo Valsorda \u003cml@...ippo.io\u003e",
  "formalWay": "\u7528\u6237\u53ef\u53c2\u8003\u5982\u4e0b\u5382\u5546\u63d0\u4f9b\u7684\u5b89\u5168\u516c\u544a\u83b7\u53d6\u8865\u4e01\u4ee5\u4fee\u590d\u8be5\u6f0f\u6d1e\uff1a\r\nhttps://blog.filippo.io/bleichenbacher-06-signature-forgery-in-python-rsa/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2016-00233",
  "openTime": "2016-01-18",
  "patchDescription": "RSA package for Python\u662f\u4e00\u4e2aPython RSA\u5b9e\u73b0\uff0c\u5b83\u652f\u6301\u52a0\u5bc6\u548c\u89e3\u5bc6\u3001\u7b7e\u540d\u548c\u9a8c\u8bc1\u7b7e\u540d\u3001\u5bc6\u94a5\u751f\u6210\u7b49\u3002\r\n\r\nPython-RSA\u7684\u2018verify\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\uff0c\u5141\u8bb8\u8fdc\u7a0b\u653b\u51fb\u8005\u53ef\u5229\u7528\u7279\u6b8a\u7684\u7b7e\u540d\u586b\u5145\u4f7f\u7528\u8f83\u5c0f\u7684\u516c\u5171\u6307\u6570\u4f2a\u9020\u7b7e\u540d\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": "RSA package for Python\u6b3a\u9a97\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Python Python \u003c3.3"
  },
  "referenceLink": "https://blog.filippo.io/bleichenbacher-06-signature-forgery-in-python-rsa/",
  "serverity": "\u4e2d",
  "submitTime": "2016-01-15",
  "title": "RSA package for Python\u6b3a\u9a97\u6f0f\u6d1e"
}


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