CNVD-2022-68614

Vulnerability from cnvd - Published: 2022-10-13
VLAI
Title
OpenSSL存在拒绝服务漏洞
Description
OpenSSL是一个开源的能够实现安全套接层（SSLv2/v3）和安全传输层（TLSv1）协议的通用加密库。该产品支持多种加密算法，包括对称密码、哈希算法、安全散列算法等。 OpenSSL存在拒绝服务漏洞，该漏洞源于计算模平方根的BN_mod_sqrt() 函数存在错误，可能导致对于非素数模数无线循环。攻击者可以发送特殊的函数参数值利用该漏洞导致应用在解析证书的过程中触发拒绝服务。
Severity
高
Patch Name
OpenSSL存在拒绝服务漏洞的补丁
Patch Description
OpenSSL是一个开源的能够实现安全套接层（SSLv2/v3）和安全传输层（TLSv1）协议的通用加密库。该产品支持多种加密算法，包括对称密码、哈希算法、安全散列算法等。 OpenSSL存在拒绝服务漏洞，该漏洞源于计算模平方根的BN_mod_sqrt() 函数存在错误，可能导致对于非素数模数无线循环。攻击者可以发送特殊的函数参数值利用该漏洞导致应用在解析证书的过程中触发拒绝服务。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

目前厂商已发布升级补丁以修复漏洞，补丁获取链接： https://www.openssl.org/news/secadv/20220315.txt

Impacted products
Name
OpenSSL OpenSSL <1.1.1d.9-1
Show details on source website
To clipboard 

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2022-0778"
    }
  },
  "description": "OpenSSL\u662f\u4e00\u4e2a\u5f00\u6e90\u7684\u80fd\u591f\u5b9e\u73b0\u5b89\u5168\u5957\u63a5\u5c42\uff08SSLv2/v3\uff09\u548c\u5b89\u5168\u4f20\u8f93\u5c42\uff08TLSv1\uff09\u534f\u8bae\u7684\u901a\u7528\u52a0\u5bc6\u5e93\u3002\u8be5\u4ea7\u54c1\u652f\u6301\u591a\u79cd\u52a0\u5bc6\u7b97\u6cd5\uff0c\u5305\u62ec\u5bf9\u79f0\u5bc6\u7801\u3001\u54c8\u5e0c\u7b97\u6cd5\u3001\u5b89\u5168\u6563\u5217\u7b97\u6cd5\u7b49\u3002\n\nOpenSSL\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u8ba1\u7b97\u6a21\u5e73\u65b9\u6839\u7684BN_mod_sqrt() \u51fd\u6570\u5b58\u5728\u9519\u8bef\uff0c\u53ef\u80fd\u5bfc\u81f4\u5bf9\u4e8e\u975e\u7d20\u6570\u6a21\u6570\u65e0\u7ebf\u5faa\u73af\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u53d1\u9001\u7279\u6b8a\u7684\u51fd\u6570\u53c2\u6570\u503c\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5e94\u7528\u5728\u89e3\u6790\u8bc1\u4e66\u7684\u8fc7\u7a0b\u4e2d\u89e6\u53d1\u62d2\u7edd\u670d\u52a1\u3002",
  "discovererName": "\u7edf\u4fe1\u8f6f\u4ef6\u6280\u672f\u6709\u9650\u516c\u53f8",
  "formalWay": "\u76ee\u524d\u5382\u5546\u5df2\u53d1\u5e03\u5347\u7ea7\u8865\u4e01\u4ee5\u4fee\u590d\u6f0f\u6d1e\uff0c\u8865\u4e01\u83b7\u53d6\u94fe\u63a5\uff1a\r\nhttps://www.openssl.org/news/secadv/20220315.txt",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2022-68614",
  "openTime": "2022-10-13",
  "patchDescription": "OpenSSL\u662f\u4e00\u4e2a\u5f00\u6e90\u7684\u80fd\u591f\u5b9e\u73b0\u5b89\u5168\u5957\u63a5\u5c42\uff08SSLv2/v3\uff09\u548c\u5b89\u5168\u4f20\u8f93\u5c42\uff08TLSv1\uff09\u534f\u8bae\u7684\u901a\u7528\u52a0\u5bc6\u5e93\u3002\u8be5\u4ea7\u54c1\u652f\u6301\u591a\u79cd\u52a0\u5bc6\u7b97\u6cd5\uff0c\u5305\u62ec\u5bf9\u79f0\u5bc6\u7801\u3001\u54c8\u5e0c\u7b97\u6cd5\u3001\u5b89\u5168\u6563\u5217\u7b97\u6cd5\u7b49\u3002\r\n\r\nOpenSSL\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff0c\u8be5\u6f0f\u6d1e\u6e90\u4e8e\u8ba1\u7b97\u6a21\u5e73\u65b9\u6839\u7684BN_mod_sqrt() \u51fd\u6570\u5b58\u5728\u9519\u8bef\uff0c\u53ef\u80fd\u5bfc\u81f4\u5bf9\u4e8e\u975e\u7d20\u6570\u6a21\u6570\u65e0\u7ebf\u5faa\u73af\u3002\u653b\u51fb\u8005\u53ef\u4ee5\u53d1\u9001\u7279\u6b8a\u7684\u51fd\u6570\u53c2\u6570\u503c\u5229\u7528\u8be5\u6f0f\u6d1e\u5bfc\u81f4\u5e94\u7528\u5728\u89e3\u6790\u8bc1\u4e66\u7684\u8fc7\u7a0b\u4e2d\u89e6\u53d1\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": "OpenSSL\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "OpenSSL OpenSSL \u003c1.1.1d.9-1"
  },
  "serverity": "\u9ad8",
  "submitTime": "2022-08-29",
  "title": "OpenSSL\u5b58\u5728\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.



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