Track vulnerabilities like this one.
Sign up free to get alerted when software you use is affected.
3.3
CVE-2015-9543: OpenStack Nova may expose console access tokens in logs
CVE-2015-9543 · published 6 years ago
Summary
Versions of OpenStack Nova before the latest updates can write console authentication tokens to log files. If someone can read those logs, they could obtain the tokens needed to access virtual machine consoles. Update Nova to the newest version or restrict log file access to prevent this risk.
What to do
- Update openstack nova to version 18.2.4.
- Update debian nova to version 2:20.1.1-1.
- Update openstack nova to version 19.1.0.
- Update openstack nova to version 20.1.0.
Affected software
| Ecosystem | Vendor | Product | Affected versions |
|---|---|---|---|
| pip | openstack | nova |
< 18.2.4 >= 19.0.0, < 19.1.0 >= 20.0.0, < 20.1.0 Fix: upgrade to 18.2.4
|
| Debian:12 | debian | nova |
< 2:20.1.1-1 Fix: upgrade to 2:20.1.1-1
|
| Debian:13 | debian | nova |
< 2:20.1.1-1 Fix: upgrade to 2:20.1.1-1
|
| Debian:14 | debian | nova |
< 2:20.1.1-1 Fix: upgrade to 2:20.1.1-1
|
Original advisory text
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 log...
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.
References
- https://nvd.nist.gov/vuln/detail/CVE-2015-9543
- https://launchpad.net/bugs/1492140 Issue Tracking Third Party Advisory
- https://review.opendev.org/220622 Third Party Advisory
- https://security.openstack.org/ossa/OSSA-2020-001.html Patch Vendor Advisory
- https://github.com/openstack/nova/commit/08f1f914cc219cf526adfb08c46b8f40b4e7823...
- https://github.com/openstack/nova/commit/26d4047e17eba9bc271f8868f1d0ffeec97b555...
- https://github.com/openstack/nova/commit/d8fbf04f325f593836f8d44b6bbf42b85bde94e...
- https://github.com/advisories/GHSA-22jm-4hxw-35jf
- https://security-tracker.debian.org/tracker/CVE-2015-9543 Vendor Advisory
- http://www.openwall.com/lists/oss-security/2020/02/19/2 Mailing List Patch Third Party Advisory
Internet-facing
60 days
Internal
At next upgrade
- Not known to be exploited
- Needs hands-on effort to exploit (estimated)
- Gives an attacker partial control (estimated)
Type
CWE-200Information Exposure
Timeline
Published19 Feb 2020
Updated4 Nov 2026
First seen6 Mar 2026
Track software like this
Free during beta