CVE-2016-6813

Name: CVE-2016-6813
Creator: NVD / NIST
Published: 2018-02-06T14:29:00.3+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 5.63%

Last modified Jun 17, 2026

CVE-2016-6813 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Apache CloudStack 4.1 to 4.8.1.0 and 4.9.0.0 contain an API call designed to allow a user to register for the developer API. If a malicious user is able to determine the ID of another (non-"root") CloudStack user, the malicious user may be able to reset the API keys for the other user, in turn accessing their account and resources.. EPSS estimates a 5.63% chance of exploitation in the next 30 days.

Description

Apache CloudStack 4.1 to 4.8.1.0 and 4.9.0.0 contain an API call designed to allow a user to register for the developer API. If a malicious user is able to determine the ID of another (non-"root") CloudStack user, the malicious user may be able to reset the API keys for the other user, in turn accessing their account and resources.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

5.63%

92.0th percentile

Probability of exploitation in the next 30 days. Learn more

Affected Software

Vendor	Product	Versions
Apache	Cloudstack	>= 4.1.0, <= 4.8.1.0
Apache	Cloudstack	4.9.0

References

http://mail-archives.apache.org/mod_mbox/www-announce/201610.mbox/%3CCAJtfqCupOYQoNY2BNx86_zauses_MpmpiX8WciO_DEaWp6uNig%40mail.gmail.com%3E
http://www.securityfocus.com/bid/93945Broken Link, Third Party Advisory, VDB Entry
https://s.apache.org/qV5lVendor Advisory
http://mail-archives.apache.org/mod_mbox/www-announce/201610.mbox/%3CCAJtfqCupOYQoNY2BNx86_zauses_MpmpiX8WciO_DEaWp6uNig%40mail.gmail.com%3E
http://www.securityfocus.com/bid/93945Broken Link, Third Party Advisory, VDB Entry
https://s.apache.org/qV5lVendor Advisory

Timeline

Published: Feb 6, 2018
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2016-6813?

How severe is CVE-2016-6813?

CVE-2016-6813 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 5.63% probability of exploitation in the next 30 days.

How do I fix CVE-2016-6813?

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-2016-6813?

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

Scan your code now

Source: NVD / NIST