CVE-2016-6190

Name: CVE-2016-6190
Creator: NVD / NIST
Published: 2017-02-17T17:59:00.843+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 1.23%

Last modified Jun 17, 2026

CVE-2016-6190 is a vulnerability of currently unknown severity. SOGo before 2.3.12 and 3.x before 3.1.1 does not restrict access to the UID and DTSTAMP attributes, which allows remote authenticated users to obtain sensitive information about appointments with the "View the Date & Time" restriction, as demonstrated by correlating UIDs and DTSTAMPs between all users.. EPSS estimates a 1.23% chance of exploitation in the next 30 days.

Description

SOGo before 2.3.12 and 3.x before 3.1.1 does not restrict access to the UID and DTSTAMP attributes, which allows remote authenticated users to obtain sensitive information about appointments with the "View the Date & Time" restriction, as demonstrated by correlating UIDs and DTSTAMPs between all users.

Metrics

EPSS Probability

1.23%

65.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions
Inverse-Inc	Sogo	<= 2.3.11
Inverse-Inc	Sogo	3.0.0
Inverse-Inc	Sogo	3.0.1
Inverse-Inc	Sogo	3.0.2
Inverse-Inc	Sogo	3.1.0

References

http://www.openwall.com/lists/oss-security/2016/07/09/3Mailing List, VDB Entry
https://github.com/inverse-inc/sogo/commit/717f45f640a2866b76a8984139391fae64339225Patch
https://github.com/inverse-inc/sogo/commit/875a4aca3218340fd4d3141950c82c2ff45b343dPatch
https://sogo.nu/bugs/view.php?id=3696Vendor Advisory
http://www.openwall.com/lists/oss-security/2016/07/09/3Mailing List, VDB Entry
https://github.com/inverse-inc/sogo/commit/717f45f640a2866b76a8984139391fae64339225Patch
https://github.com/inverse-inc/sogo/commit/875a4aca3218340fd4d3141950c82c2ff45b343dPatch
https://sogo.nu/bugs/view.php?id=3696Vendor Advisory

Timeline

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

Frequently Asked Questions

What is CVE-2016-6190?

How severe is CVE-2016-6190?

Severity scoring for CVE-2016-6190 is pending analysis. The EPSS model estimates a 1.23% probability of exploitation in the next 30 days.

How do I fix CVE-2016-6190?

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-2016-6190?

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

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Source: NVD / NIST