Vulnerability-Lookup

CNVD-2018-02995

Vulnerability from cnvd - Published: 2018-02-08

Title

Dovecot内存泄漏漏洞

Description

Dovecot是一款开源的基于类Linux/UNIX系统的IMAP和POP3邮件服务器。auth client是其中的一个认证客户端。 Dovecot 2.0版本至2.2.33版本和2.3.0版本中的auth客户端存在内存泄露漏洞。攻击者可利用该漏洞造成拒绝服务（内存耗尽和崩溃）。

Severity

中

Formal description

目前没有详细的解决方案提供： https://www.dovecot.org/

Reference

https://bugzilla.redhat.com/show_bug.cgi?id=1532768

Impacted products

Name
['Dovecot Dovecot 2.3.0', 'Dovecot Dovecot >=2.0，<=.2.33']

Show details on source website

JSON

To clipboard

{
  "cves": {
    "cve": {
      "cveNumber": "CVE-2017-15132"
    }
  },
  "description": "Dovecot\u662f\u4e00\u6b3e\u5f00\u6e90\u7684\u57fa\u4e8e\u7c7bLinux/UNIX\u7cfb\u7edf\u7684IMAP\u548cPOP3\u90ae\u4ef6\u670d\u52a1\u5668\u3002auth client\u662f\u5176\u4e2d\u7684\u4e00\u4e2a\u8ba4\u8bc1\u5ba2\u6237\u7aef\u3002\r\n\r\nDovecot 2.0\u7248\u672c\u81f32.2.33\u7248\u672c\u548c2.3.0\u7248\u672c\u4e2d\u7684auth\u5ba2\u6237\u7aef\u5b58\u5728\u5185\u5b58\u6cc4\u9732\u6f0f\u6d1e\u3002\u653b\u51fb\u8005\u53ef\u5229\u7528\u8be5\u6f0f\u6d1e\u9020\u6210\u62d2\u7edd\u670d\u52a1\uff08\u5185\u5b58\u8017\u5c3d\u548c\u5d29\u6e83\uff09\u3002",
  "discovererName": "Pedro Sampaio",
  "formalWay": "\u76ee\u524d\u6ca1\u6709\u8be6\u7ec6\u7684\u89e3\u51b3\u65b9\u6848\u63d0\u4f9b\uff1a\r\nhttps://www.dovecot.org/",
  "isEvent": "\u901a\u7528\u8f6f\u786c\u4ef6\u6f0f\u6d1e",
  "number": "CNVD-2018-02995",
  "openTime": "2018-02-08",
  "products": {
    "product": [
      "Dovecot Dovecot 2.3.0",
      "Dovecot Dovecot \u003e=2.0\uff0c\u003c=.2.33"
    ]
  },
  "referenceLink": "https://bugzilla.redhat.com/show_bug.cgi?id=1532768",
  "serverity": "\u4e2d",
  "submitTime": "2018-01-26",
  "title": "Dovecot\u5185\u5b58\u6cc4\u6f0f\u6f0f\u6d1e"
}

CVE-2017-15132 (GCVE-0-2017-15132)

Vulnerability from cvelistv5 – Published: 2018-01-25 20:00 – Updated: 2024-09-17 00:36

Summary

A flaw was found in dovecot 2.0 up to 2.2.33 and 2.3.0. An abort of SASL authentication results in a memory leak in dovecot's auth client used by login processes. The leak has impact in high performance configuration where same login processes are reused and can cause the process to crash due to memory exhaustion.

Severity

No CVSS data available.

CWE

CWE-400

Assigner

redhat redhat root

References

7 references

URL	Tags
https://github.com/dovecot/core/commit/1a29ed2f96…	x_refsource_CONFIRM
https://lists.debian.org/debian-lts-announce/2018…	mailing-listx_refsource_MLIST
https://bugzilla.redhat.com/show_bug.cgi?id=1532768	x_refsource_CONFIRM
https://www.debian.org/security/2018/dsa-4130	vendor-advisoryx_refsource_DEBIAN
https://usn.ubuntu.com/3556-1/	vendor-advisoryx_refsource_UBUNTU
https://usn.ubuntu.com/3556-2/	vendor-advisoryx_refsource_UBUNTU
https://www.dovecot.org/list/dovecot-news/2018-Fe…	mailing-listx_refsource_MLIST

Impacted products

1 product

Vendor	Product	Version
The Dovecot Project	dovecot	Affected: 2.0 up to 2.2.33 and 2.3.0

Date Public

2018-01-25 00:00

Show details on NVD website

JSON

To clipboard

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            "url": "https://github.com/dovecot/core/commit/1a29ed2f96da1be22fa5a4d96c7583aa81b8b060.patch"
          },
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          "url": "https://usn.ubuntu.com/3556-2/"
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          "name": "[dovecot-news] 20180228 v2.2.34 released",
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Sightings

Author	Source	Type	Date	Other

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.

The MITRE ATT&CK techniques below are AI-generated suggestions, inferred from the description of the vulnerability by the CIRCL/vulnerability-attack-technique-classification-roberta-base model, served locally by ML-Gateway. They have not been verified by an analyst and are provided for guidance only.
The approach is described in our paper Mapping CVEs to MITRE ATT&CK Techniques: A Curated Gold-Set Classifier and the Limits of LLM-Assisted Label Expansion.
Browse all ATT&CK techniques and the vulnerabilities related to each.

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CNVD-2018-02995

CVE-2017-15132 (GCVE-0-2017-15132)

Tags

Sightings

Nomenclature

Related by attack behaviour