CVE-2016-8652

CVSS V2 Medium 4.3 CVSS V3 Medium 5.9
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.
Overview
  • CVE ID
  • CVE-2016-8652
  • Assigner
  • secalert@redhat.com
  • Vulnerability Status
  • Analyzed
  • Published Version
  • 2017-02-17T02:59:13
  • Last Modified Date
  • 2017-02-22T19:11:52
Weakness Enumerations
CWE URL
CWE-20 http://cwe.mitre.org/data/definitions/20.html
CPE Configuration (Product)
CPE Vulnerable Operator Version Start Version End
cpe:2.3:a:dovecot:dovecot:*:*:*:*:*:*:*:* 1 OR 2.2.27
CVSS Version 2
  • Version
  • 2.0
  • Vector String
  • AV:N/AC:M/Au:N/C:N/I:N/A:P
  • Access Vector
  • NETWORK
  • Access Compatibility
  • MEDIUM
  • Authentication
  • NONE
  • Confidentiality Impact
  • NONE
  • Integrity Impact
  • NONE
  • Availability Impact
  • PARTIAL
  • Base Score
  • 4.3
  • Severity
  • MEDIUM
  • Exploitability Score
  • 8.6
  • Impact Score
  • 2.9
CVSS Version 3
  • Version
  • 3.0
  • Vector String
  • CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
  • Attack Vector
  • NETWORK
  • Attack Compatibility
  • HIGH
  • Privileges Required
  • NONE
  • User Interaction
  • NONE
  • Scope
  • UNCHANGED
  • Confidentiality Impact
  • NONE
  • Availability Impact
  • HIGH
  • Base Score
  • 5.9
  • Base Severity
  • MEDIUM
  • Exploitability Score
  • 2.2
  • Impact Score
  • 3.6
References
Reference URL Reference Tags
http://www.securityfocus.com/bid/94639 Third Party Advisory VDB Entry
http://www.openwall.com/lists/oss-security/2016/12/05/12 Mailing List Third Party Advisory
http://www.openwall.com/lists/oss-security/2016/12/02/4 Mailing List Third Party Advisory
http://dovecot.org/pipermail/dovecot-news/2016-December/000333.html Release Notes Vendor Advisory
Sources
Source Name Source URL
NIST https://nvd.nist.gov/vuln/detail/CVE-2016-8652
MITRE https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2016-8652
History
Created Old Value New Value Data Type Notes
2022-05-10 09:48:09 Added to TrackCVE
2022-12-02 14:00:22 2017-02-17T02:59Z 2017-02-17T02:59:13 CVE Published Date updated
2022-12-02 14:00:22 2017-02-22T19:11:52 CVE Modified Date updated
2022-12-02 14:00:22 Analyzed Vulnerability Status updated