CVE-2016-6188

Name: CVE-2016-6188
Creator: NVD / NIST
Published: 2017-02-03T16:59:00.357+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

MEDIUMCVSS 6.5/10EPSS 2.14%

Last modified Jun 17, 2026

CVE-2016-6188 is a medium-severity vulnerability rated 6.5/10 on the CVSS scale. Memory leak in SOGo 2.3.7 allows remote attackers to cause a denial of service (memory consumption) via a large number of attempts to upload a large attachment, related to temporary files.. EPSS estimates a 2.14% chance of exploitation in the next 30 days.

Description

Memory leak in SOGo 2.3.7 allows remote attackers to cause a denial of service (memory consumption) via a large number of attempts to upload a large attachment, related to temporary files.

Metrics

CVSS 3.1

6.5/10

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

EPSS Probability

2.14%

79.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-399

Affected Software

Vendor	Product	Versions
Alinto	Sogo	2.3.7

References

http://www.openwall.com/lists/oss-security/2016/07/09/3Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/96007Third Party Advisory, VDB Entry
https://github.com/inverse-inc/sogo/commit/32bb1456e23a32c7f45079c3985bf732dd0d276dIssue Tracking, Patch
https://sogo.nu/bugs/view.php?id=3510Issue Tracking, Vendor Advisory
http://www.openwall.com/lists/oss-security/2016/07/09/3Mailing List, Third Party Advisory
http://www.securityfocus.com/bid/96007Third Party Advisory, VDB Entry
https://github.com/inverse-inc/sogo/commit/32bb1456e23a32c7f45079c3985bf732dd0d276dIssue Tracking, Patch
https://sogo.nu/bugs/view.php?id=3510Issue Tracking, Vendor Advisory

Timeline

Published: Feb 3, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-6188?

Memory leak in SOGo 2.3.7 allows remote attackers to cause a denial of service (memory consumption) via a large number of attempts to upload a large attachment, related to temporary files.

How severe is CVE-2016-6188?

CVE-2016-6188 has a CVSS score of 6.5/10 (MEDIUM severity). The EPSS model estimates a 2.14% probability of exploitation in the next 30 days.

How do I fix CVE-2016-6188?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2016-6188?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST