cnvd - cnvd-2019-02473

cnvd-2019-02473

Vulnerability from cnvd

Title: Red Hat 389 Directory Server拒绝服务漏洞（CNVD-2019-02473）

Description:

Red Hat 389 Directory Server（前称Fedora Directory Server）是美国红帽（Red Hat）公司的一款企业级的Linux目录服务器。该服务器完全支持LDAPv3规范，具有可扩展、多主复制等特点。

Red Hat 389 Directory Server中的‘do_search()’函数存在安全漏洞。攻击者可借助特制的搜索查询利用该漏洞造成拒绝服务（CPU过度消耗）。

Severity: 高

Formal description:

目前厂商暂未发布修复措施解决此安全问题，建议使用此软件的用户随时关注厂商主页或参考网址以获取解决办法： https://directory.fedoraproject.org/

Reference: https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14648

Impacted products

Name
Red Hat 389 Directory Server

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2018-14648",
      "cveUrl": "http://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-14648"
    }
  },
  "description": "Red Hat 389 Directory Server\uff08\u524d\u79f0Fedora Directory Server\uff09\u662f\u7f8e\u56fd\u7ea2\u5e3d\uff08Red Hat\uff09\u516c\u53f8\u7684\u4e00\u6b3e\u4f01\u4e1a\u7ea7\u7684Linux\u76ee\u5f55\u670d\u52a1\u5668\u3002\u8be5\u670d\u52a1\u5668\u5b8c\u5168\u652f\u6301LDAPv3\u89c4\u8303\uff0c\u5177\u6709\u53ef\u6269\u5c55\u3001\u591a\u4e3b\u590d\u5236\u7b49\u7279\u70b9\u3002\n\nRed Hat 389 Directory Server\u4e2d\u7684\u2018do_search()\u2019\u51fd\u6570\u5b58\u5728\u5b89\u5168\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u501f\u52a9\u7279\u5236\u7684\u641c\u7d22\u67e5\u8be2\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08CPU\u8fc7\u5ea6\u6d88\u8017\uff09\u3002",
  "discovererName": "Sam Fowler",
  "formalWay": "\u76ee\u524d\u5382\u5546\u6682\u672a\u53d1\u5e03\u4fee\u590d\u63aa\u65bd\u89e3\u51b3\u6b64\u5b89\u5168\u95ee\u9898\uff0c\u5efa\u8bae\u4f7f\u7528\u6b64\u8f6f\u4ef6\u7684\u7528\u6237\u968f\u65f6\u5173\u6ce8\u5382\u5546\u4e3b\u9875\u6216\u53c2\u8003\u7f51\u5740\u4ee5\u83b7\u53d6\u89e3\u51b3\u529e\u6cd5\uff1a\r\nhttps://directory.fedoraproject.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2019-02473",
  "openTime": "2019-01-22",
  "products": {
    "product": "Red Hat 389 Directory Server"
  },
  "referenceLink": "https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14648",
  "serverity": "\u9ad8",
  "submitTime": "2018-10-09",
  "title": "Red Hat 389 Directory Server\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2019-02473\uff09"
}

CVE-2018-14648 (GCVE-0-2018-14648)

Vulnerability from cvelistv5

Published

2018-09-28 13:00

Modified

2024-08-05 09:38

Severity ?

7.5 (High) - CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

CWE

CWE-400

Summary

A flaw was found in 389 Directory Server. A specially crafted search query could lead to excessive CPU consumption in the do_search() function. An unauthenticated attacker could use this flaw to provoke a denial of service.

References

▼	URL	Tags
	https://lists.debian.org/debian-lts-announce/2018/10/msg00015.html	mailing-list, x_refsource_MLIST
	https://access.redhat.com/errata/RHSA-2018:3507	vendor-advisory, x_refsource_REDHAT
	https://access.redhat.com/errata/RHSA-2018:3127	vendor-advisory, x_refsource_REDHAT
	https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2018-14648	x_refsource_CONFIRM

Impacted products

	Vendor	Product	Version
	[UNKNOWN]	389-ds-base:	Version: n/a

Show details on NVD website

JSON

To clipboard

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      }
    ],
    "cna": {
      "affected": [
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          "product": "389-ds-base:",
          "vendor": "[UNKNOWN]",
          "versions": [
            {
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              "version": "n/a"
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          "lang": "en",
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            "attackComplexity": "LOW",
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            "availabilityImpact": "HIGH",
            "baseScore": 7.5,
            "baseSeverity": "HIGH",
            "confidentialityImpact": "NONE",
            "integrityImpact": "NONE",
            "privilegesRequired": "NONE",
            "scope": "UNCHANGED",
            "userInteraction": "NONE",
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              "url": "https://access.redhat.com/errata/RHSA-2018:3507"
            },
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  },
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  "dataVersion": "5.1"
}

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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