How severe is CVE-2016-6188?

CVE-2016-6188 has a CVSS 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2016-6188 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2016-6188?

CVE-2016-6188 affects Alinto Sogo. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2016-6188?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

When was CVE-2016-6188 published?

CVE-2016-6188 was published on 2017-02-03 and last updated on 2026-06-17.

CVE-2016-6188

CVE-2016-6188 is a medium-severity vulnerability in Alinto Sogo with a CVSS 3.x base score of 6.5. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-399.

Key facts

Severity: Medium (CVSS 3.x base score 6.5)
CVSS v2: 6.8
EPSS exploit prediction: 2% (80th percentile)
Actively exploited: Not listed in CISA KEV
Weakness: CWE-399
Affected product: Alinto Sogo
Published: 2017-02-03
Last modified: 2026-06-17

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.

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 3.x base score of 6.5, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2016-6188 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (80th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2016-6188?: CVE-2016-6188 affects Alinto Sogo. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2016-6188?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
When was CVE-2016-6188 published?: CVE-2016-6188 was published on 2017-02-03 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:a:alinto:sogo:2.3.7:*:*:*:*:*:*:*

More vulnerabilities in Alinto Sogo

CVE-2015-5395 — High (CVSS 8.8): Cross-site request forgery (CSRF) vulnerability in SOGo before 3.1.0.
CVE-2025-71276 — Medium (CVSS 6.4): SOGo before 5.12.5 is prone to a XSS vulnerability with events, tasks, and contacts categories.
CVE-2025-63499 — Medium (CVSS 6.1): Alinto Sogo 5.12.3 is vulnerable to Cross Site Scripting (XSS) via the theme parameter.
CVE-2025-63498 — Medium (CVSS 6.1): alinto SOGo 5.12.3 is vulnerable to Cross Site Scripting (XSS) via the "userName" parameter.
CVE-2024-24510 — Medium (CVSS 6.1): Cross Site Scripting vulnerability in Alinto SOGo before 5.10.0 allows a remote attacker to execute arbitrary code via…
CVE-2024-34462 — Medium (CVSS 6.1): Alinto SOGo through 5.10.0 allows XSS during attachment preview.

All CVEs affecting Alinto Sogo →

Other CWE-399 (Resource Management Errors) vulnerabilities

CVE-2015-8104 — Critical (CVSS 10.0): The KVM subsystem in the Linux kernel through 4.2.6, and Xen 4.3.x through 4.6.x, allows guest OS users to cause a…
CVE-2015-0339 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2015-0335 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2015-0333 — Critical (CVSS 10.0): Adobe Flash Player before 13.0.0.277 and 14.x through 17.x before 17.0.0.134 on Windows and OS X and before…
CVE-2014-4121 — Critical (CVSS 10.0): Microsoft .NET Framework 2.0 SP2, 3.5, 3.5.1, 4, 4.5, 4.5.1, and 4.5.2 does not properly parse internationalized…
CVE-2014-0560 — Critical (CVSS 10.0): Use-after-free vulnerability in Adobe Reader and Acrobat 10.x before 10.1.12 and 11.x before 11.0.09 on Windows and OS…

Browse all CWE-399 (Resource Management Errors) vulnerabilities →