cnvd - cnvd-2018-05070

cnvd-2018-05070

Vulnerability from cnvd

Title: dovecot拒绝服务漏洞（CNVD-2018-05070）

Description:

Dovecot是一款开源的基于类Linux/UNIX系统的IMAP和POP3邮件服务器。

Dovecot 2.2.34之前版本中存在拒绝服务漏洞。攻击者可通过创建随意的SNI服务器名称利用该漏洞造成拒绝服务（大量内存占用和进程重启）。

Severity: 低

Patch Name: dovecot拒绝服务漏洞（CNVD-2018-05070）的补丁

Patch Description:

Dovecot是一款开源的基于类Linux/UNIX系统的IMAP和POP3邮件服务器。

Dovecot 2.2.34之前版本中存在拒绝服务漏洞。攻击者可通过创建随意的SNI服务器名称利用该漏洞造成拒绝服务（大量内存占用和进程重启）。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://seclists.org/oss-sec/2018/q1/205

Reference: https://nvd.nist.gov/vuln/detail/CVE-2017-15130

Impacted products

Name
Dovecot Dovecot <2.2.34

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-15130"
    }
  },
  "description": "Dovecot\u662f\u4e00\u6b3e\u5f00\u6e90\u7684\u57fa\u4e8e\u7c7bLinux/UNIX\u7cfb\u7edf\u7684IMAP\u548cPOP3\u90ae\u4ef6\u670d\u52a1\u5668\u3002\r\n\r\nDovecot 2.2.34\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u521b\u5efa\u968f\u610f\u7684SNI\u670d\u52a1\u5668\u540d\u79f0\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u5927\u91cf\u5185\u5b58\u5360\u7528\u548c\u8fdb\u7a0b\u91cd\u542f\uff09\u3002",
  "discovererName": "Pedro Sampaio",
  "formalWay": "\u5382\u5546\u5df2\u53d1\u5e03\u6f0f\u6d1e\u4fee\u590d\u7a0b\u5e8f\uff0c\u8bf7\u53ca\u65f6\u5173\u6ce8\u66f4\u65b0\uff1a\r\nhttp://seclists.org/oss-sec/2018/q1/205",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-05070",
  "openTime": "2018-03-13",
  "patchDescription": "Dovecot\u662f\u4e00\u6b3e\u5f00\u6e90\u7684\u57fa\u4e8e\u7c7bLinux/UNIX\u7cfb\u7edf\u7684IMAP\u548cPOP3\u90ae\u4ef6\u670d\u52a1\u5668\u3002\r\n\r\nDovecot 2.2.34\u4e4b\u524d\u7248\u672c\u4e2d\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u901a\u8fc7\u521b\u5efa\u968f\u610f\u7684SNI\u670d\u52a1\u5668\u540d\u79f0\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u5927\u91cf\u5185\u5b58\u5360\u7528\u548c\u8fdb\u7a0b\u91cd\u542f\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": "dovecot\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2018-05070\uff09\u7684\u8865\u4e01",
  "products": {
    "product": "Dovecot Dovecot \u003c2.2.34"
  },
  "referenceLink": "https://nvd.nist.gov/vuln/detail/CVE-2017-15130",
  "serverity": "\u4f4e",
  "submitTime": "2018-03-05",
  "title": "dovecot\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\uff08CNVD-2018-05070\uff09"
}

CVE-2017-15130 (GCVE-0-2017-15130)

Vulnerability from cvelistv5

Published

2018-03-02 15:00

Modified

2024-09-16 20:17

Severity ?

CWE

CWE-400

Summary

A denial of service flaw was found in dovecot before 2.2.34. An attacker able to generate random SNI server names could exploit TLS SNI configuration lookups, leading to excessive memory usage and the process to restart.

References

▼	URL	Tags
	https://usn.ubuntu.com/3587-1/	vendor-advisory, x_refsource_UBUNTU
	http://seclists.org/oss-sec/2018/q1/205	mailing-list, x_refsource_MLIST
	https://lists.debian.org/debian-lts-announce/2018/03/msg00036.html	mailing-list, x_refsource_MLIST
	https://www.debian.org/security/2018/dsa-4130	vendor-advisory, x_refsource_DEBIAN
	https://usn.ubuntu.com/3587-2/	vendor-advisory, x_refsource_UBUNTU
	https://bugzilla.redhat.com/show_bug.cgi?id=1532356	x_refsource_CONFIRM
	https://www.dovecot.org/list/dovecot-news/2018-February/000370.html	mailing-list, x_refsource_MLIST

Impacted products

	Vendor	Product	Version
	The Dovecot Project	dovecot	Version: before 2.2.34

Show details on NVD website

JSON

To clipboard

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          },
          {
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          }
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    "cna": {
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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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