Vulnerability 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.
CVSS Score
5.9
MEDIUM
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:U/C:N/I:N/A:H
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Dovecot | Dovecot | <= 2.2.27 |
Related Weaknesses (CWE)
References
- http://dovecot.org/pipermail/dovecot-news/2016-December/000333.htmlRelease NotesVendor Advisory
- http://www.openwall.com/lists/oss-security/2016/12/02/4Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/12/05/12Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/94639Third Party AdvisoryVDB Entry
- http://dovecot.org/pipermail/dovecot-news/2016-December/000333.htmlRelease NotesVendor Advisory
- http://www.openwall.com/lists/oss-security/2016/12/02/4Mailing ListThird Party Advisory
- http://www.openwall.com/lists/oss-security/2016/12/05/12Mailing ListThird Party Advisory
- http://www.securityfocus.com/bid/94639Third Party AdvisoryVDB Entry
FAQ
What is CVE-2016-8652?
CVE-2016-8652 is a vulnerability with a CVSS score of 5.9 (MEDIUM). 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.
How severe is CVE-2016-8652?
CVE-2016-8652 has been rated MEDIUM with a CVSS base score of 5.9/10. Review the CVSS metrics above for detailed severity breakdown.
Is there a patch for CVE-2016-8652?
Check the references section above for vendor advisories and patch information. Affected products include: Dovecot Dovecot.