cnvd - cnvd-2015-02826

cnvd-2015-02826

Vulnerability from cnvd

Title: Dovecot imap-login TLS Handshake拒绝服务漏洞

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 2.2.16及之前版本存在拒绝服务漏洞。由于程序处理强制SSLv3连接时存在与imap-login相关的错误。攻击者可利用漏洞造成拒绝服务（崩溃）。

Severity: 中

Formal description:

目前没有详细解决方案提供： http://dovecot.org/

Reference: http://hg.dovecot.org/dovecot-2.2/rev/86f535375750 http://dovecot.org/pipermail/dovecot/2015-March/100188.html

Impacted products

Name
Dovecot Dovecot <= 2.2.16

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2015-3420"
    }
  },
  "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 2.2.16\u53ca\u4e4b\u524d\u7248\u672c\u5b58\u5728\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e\u3002\u7531\u4e8e\u7a0b\u5e8f\u5904\u7406\u5f3a\u5236SSLv3\u8fde\u63a5\u65f6\u5b58\u5728\u4e0eimap-login\u76f8\u5173\u7684\u9519\u8bef\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u5d29\u6e83\uff09\u3002",
  "discovererName": "Timo Sirainen",
  "formalWay": "\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u89e3\u51b3\u65b9\u6848\u63d0\u4f9b\uff1a\r\nhttp://dovecot.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2015-02826",
  "openTime": "2015-04-30",
  "products": {
    "product": "Dovecot Dovecot \u003c= 2.2.16"
  },
  "referenceLink": "http://hg.dovecot.org/dovecot-2.2/rev/86f535375750\r\nhttp://dovecot.org/pipermail/dovecot/2015-March/100188.html",
  "serverity": "\u4e2d",
  "submitTime": "2015-04-30",
  "title": "Dovecot imap-login TLS Handshake\u62d2\u7edd\u670d\u52a1\u6f0f\u6d1e"
}

CVE-2015-3420 (GCVE-0-2015-3420)

Vulnerability from cvelistv5

Published

2017-09-19 15:00

Modified

2024-08-06 05:47

Severity ?

CWE

Summary

The ssl-proxy-openssl.c function in Dovecot before 2.2.17, when SSLv3 is disabled, allow remote attackers to cause a denial of service (login process crash) via vectors related to handshake failures.

References

▼	URL	Tags
	http://www.openwall.com/lists/oss-security/2015/04/28/4	mailing-list, x_refsource_MLIST
	https://dovecot.org/pipermail/dovecot/2015-April/100618.html	mailing-list, x_refsource_MLIST
	https://dovecot.org/pipermail/dovecot-news/2015-May/000292.html	mailing-list, x_refsource_MLIST
	http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158261.html	vendor-advisory, x_refsource_FEDORA
	http://lists.fedoraproject.org/pipermail/package-announce/2015-May/157030.html	vendor-advisory, x_refsource_FEDORA
	https://bugzilla.redhat.com/show_bug.cgi?id=1216057	x_refsource_CONFIRM
	http://lists.fedoraproject.org/pipermail/package-announce/2015-May/158236.html	vendor-advisory, x_refsource_FEDORA
	http://www.openwall.com/lists/oss-security/2015/04/27/1	mailing-list, x_refsource_MLIST
	http://www.securityfocus.com/bid/74335	vdb-entry, x_refsource_BID

Impacted products

	Vendor	Product	Version
	n/a	n/a	Version: n/a

Show details on NVD website

JSON

To clipboard

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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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