CVE-2015-9543

Name: CVE-2015-9543
Creator: NVD / NIST
Published: 2020-02-19T03:15:10.463+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

LOWCVSS 3.3/10EPSS 0.41%

Last modified Jun 17, 2026

CVE-2015-9543 is a low-severity vulnerability rated 3.3/10 on the CVSS scale. An issue was discovered in OpenStack Nova before 18.2.4, 19.x before 19.1.0, and 20.x before 20.1.0. It can leak consoleauth tokens into log files. EPSS estimates a 0.41% chance of exploitation in the next 30 days.

Description

An issue was discovered in OpenStack Nova before 18.2.4, 19.x before 19.1.0, and 20.x before 20.1.0. It can leak consoleauth tokens into log files. An attacker with read access to the service's logs may obtain tokens used for console access. All Nova setups using novncproxy are affected. This is related to NovaProxyRequestHandlerBase.new_websocket_client in console/websocketproxy.py.

Metrics

CVSS 3.1

3.3/10

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

EPSS Probability

0.41%

32.5th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-200

Affected Software

Vendor	Product	Versions
Openstack	Nova	< 18.2.4
Openstack	Nova	>= 19.0.0, < 19.1.0
Openstack	Nova	>= 20.0.0, < 20.1.0

References

http://www.openwall.com/lists/oss-security/2020/02/19/2Mailing List, Patch, Third Party Advisory
https://launchpad.net/bugs/1492140Issue Tracking, Third Party Advisory
https://review.opendev.org/220622Third Party Advisory
https://security.openstack.org/ossa/OSSA-2020-001.htmlPatch, Vendor Advisory
http://www.openwall.com/lists/oss-security/2020/02/19/2Mailing List, Patch, Third Party Advisory
https://launchpad.net/bugs/1492140Issue Tracking, Third Party Advisory
https://review.opendev.org/220622Third Party Advisory
https://security.openstack.org/ossa/OSSA-2020-001.htmlPatch, Vendor Advisory

Timeline

Published: Feb 19, 2020
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2015-9543?

How severe is CVE-2015-9543?

CVE-2015-9543 has a CVSS score of 3.3/10 (LOW severity). The EPSS model estimates a 0.41% probability of exploitation in the next 30 days.

How do I fix CVE-2015-9543?

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-2015-9543?

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

Scan your code now

Source: NVD / NIST