CVE-2016-8652 - Vulnerability Details - OpenCVE

Description

The auth component in Dovecot before 2.2.27, when auth-policy is configured, allows a remote attackers to cause a denial of service (crash) by aborting authentication without setting a username.

Published: 2017-02-16

Score: 5.9 Medium

EPSS: 9.4% Low

KEV: No

Impact:

Action:

Analysis

No analysis available yet.

Default status is the baseline for the product, each version can override it (e.g. patched versions marked unaffected).

Vendor Product Default status Versions

n/a

n/a

affected

Version	Status	Constraints
`n/a`	affected	—

Configuration 1 [-]

cpe:2.3:a:dovecot:dovecot:*:*:*:*:*:*:*:*

No data.

No data available yet.

Remediation

No remediation available yet.

Tracking

Sign in to view the affected projects.

Advisories

Source	ID	Title
EUVD	EUVD-2016-9491	The auth component in Dovecot before 2.2.27, when auth-policy is configured, allows a remote attackers to cause a denial of service (crash) by aborting authentication without setting a username.

No CVSS v4.0

No CVSS v3.1

Attack Vector Network

Attack Complexity High

Privileges Required None

Scope Unchanged

Confidentiality Impact None

Integrity Impact None

Availability Impact High

User Interaction None

Access Vector Network

Access Complexity Medium

Authentication None

Confidentiality Impact None

Integrity Impact None

Availability Impact Partial

This CVE is not in the KEV list.

The EPSS score is 0.09423.

Key SSVC decision points have not yet been added.

References

Link	Providers
http://dovecot.org/pipermail/dovecot-news/2016-December/000333.html
http://www.openwall.com/lists/oss-security/2016/12/02/4
http://www.openwall.com/lists/oss-security/2016/12/05/12
http://www.securityfocus.com/bid/94639
https://nvd.nist.gov/vuln/detail/CVE-2016-8652
https://www.cve.org/CVERecord?id=CVE-2016-8652

History

No history.

Subscriptions

Dovecot Dovecot

MITRE

Status: PUBLISHED

Assigner: redhat

Published: 2017-02-16T18:00:00.000Z

Updated: 2024-08-06T02:27:41.255Z

Reserved: 2016-10-12T00:00:00.000Z

Link: CVE-2016-8652

Vulnrichment

No data.

NVD

Status : Deferred

Published: 2017-02-17T02:59:13.547

Modified: 2025-04-20T01:37:25.860

Link: CVE-2016-8652

Redhat

Severity : Moderate

Publid Date: 2016-11-29T00:00:00Z

Links: CVE-2016-8652 - Bugzilla

OpenCVE Enrichment

No data.

Weaknesses

CWE-20

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