cnvd - cnvd-2018-13987

cnvd-2018-13987

Vulnerability from cnvd

Title: Squid空指针解引用漏洞

Description:

Squid Software Foundation Squid是一套开源的HTTP缓存代理软件。

Squid Software Foundation Squid 3.5.27-20180318版本中的'ClientRequestContext::sslBumpAccessCheck()'函数存在安全漏洞。攻击者可通过发送特制的请求利用该漏洞造成拒绝服务（空指针逆向引用）。

Severity: 中

Patch Name: Squid空指针解引用漏洞的补丁

Patch Description:

Squid Software Foundation Squid是一套开源的HTTP缓存代理软件。

Squid Software Foundation Squid 3.5.27-20180318版本中的'ClientRequestContext::sslBumpAccessCheck()'函数存在安全漏洞。攻击者可通过发送特制的请求利用该漏洞造成拒绝服务（空指针逆向引用）。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:

厂商已发布漏洞修复程序，请及时关注更新： http://www.squid-cache.org/Advisories/SQUID-2018_3.txt

Reference: https://nvd.nist.gov/vuln/detail/CVE-2018-1172

Impacted products

Name
Squid Squid 3.5.27-20180318

Show details on source website

JSON

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{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-1172"
    }
  },
  "description": "Squid Software Foundation Squid\u662f\u4e00\u5957\u5f00\u6e90\u7684HTTP\u7f13\u5b58\u4ee3\u7406\u8f6f\u4ef6\u3002\r\n\r\nSquid Software Foundation Squid 3.5.27-20180318\u7248\u672c\u4e2d\u7684\u0027ClientRequestContext::sslBumpAccessCheck()\u0027\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001\u7279\u5236\u7684\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u7a7a\u6307\u9488\u9006\u5411\u5f15\u7528\uff09\u3002",
  "discovererName": "Michael Marshall of Trend Micro",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttp://www.squid-cache.org/Advisories/SQUID-2018_3.txt",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-13987",
  "openTime": "2018-07-26",
  "patchDescription": "Squid Software Foundation Squid\u662f\u4e00\u5957\u5f00\u6e90\u7684HTTP\u7f13\u5b58\u4ee3\u7406\u8f6f\u4ef6\u3002\r\n\r\nSquid Software Foundation Squid 3.5.27-20180318\u7248\u672c\u4e2d\u7684\u0027ClientRequestContext::sslBumpAccessCheck()\u0027\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u53d1\u9001\u7279\u5236\u7684\u8bf7\u6c42\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u7a7a\u6307\u9488\u9006\u5411\u5f15\u7528\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": "Squid\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e\u7684\u8865\u4e01",
  "products": {
    "product": "Squid Squid 3.5.27-20180318"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2018-1172",
  "serverity": "\u4e2d",
  "submitTime": "2018-05-17",
  "title": "Squid\u7a7a\u6307\u9488\u89e3\u5f15\u7528\u6f0f\u6d1e"
}

CVE-2018-1172 (GCVE-0-2018-1172)

Vulnerability from cvelistv5

Published

2018-05-16 21:00

Modified

2024-08-05 03:51

Severity ?

CWE

CWE-476 - -NULL Pointer Dereference

Summary

This vulnerability allows remote attackers to deny service on vulnerable installations of The Squid Software Foundation Squid 3.5.27-20180318. Authentication is not required to exploit this vulnerability. The specific flaw exists within ClientRequestContext::sslBumpAccessCheck(). A crafted request can trigger the dereference of a null pointer. An attacker can leverage this vulnerability to create a denial-of-service condition to users of the system. Was ZDI-CAN-6088.

References

▼	URL	Tags
	https://zerodayinitiative.com/advisories/ZDI-18-309	x_refsource_MISC
	http://www.squid-cache.org/Advisories/SQUID-2018_3.txt	x_refsource_CONFIRM

Impacted products

	Vendor	Product	Version
	The Squid Software Foundation	The Squid Software Foundation Squid	Version: 3.5.27-20180318

Show details on NVD website

JSON

To clipboard

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        "providerMetadata": {
          "dateUpdated": "2024-08-05T03:51:48.966Z",
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          },
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          }
        ],
        "title": "CVE Program Container"
      }
    ],
    "cna": {
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          "vendor": "The Squid Software Foundation",
          "versions": [
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        }
      ],
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          ],
          "url": "http://www.squid-cache.org/Advisories/SQUID-2018_3.txt"
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      "x_legacyV4Record": {
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            },
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Sightings

Author	Source	Type	Date

Nomenclature

Seen: The vulnerability was mentioned, discussed, or seen somewhere by the user.
Confirmed: The vulnerability is confirmed from an analyst perspective.
Exploited: This vulnerability was exploited and seen by the user reporting the sighting.
Patched: This vulnerability was successfully patched by the user reporting the sighting.
Not exploited: This vulnerability was not exploited or seen by the user reporting the sighting.
Not confirmed: The user expresses doubt about the veracity of the vulnerability.
Not patched: This vulnerability was not successfully patched by the user reporting the sighting.

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