CVE-2012-3371

Public Exploit

Description

The Nova scheduler in OpenStack Compute (Nova) Folsom (2012.2) and Essex (2012.1), when DifferentHostFilter or SameHostFilter is enabled, allows remote authenticated users to cause a denial of service (excessive database lookup calls and server hang) via a request with many repeated IDs in the os:scheduler_hints section.

Category

3.5
CVSS
Severity: Low
CVSS 2.0 •
EPSS 0.88% Top 30%
Vendor Advisory ubuntu.com
Affected: n/a n/a
Published at:
Updated at:

References

Link Tags
http://www.securityfocus.com/bid/54388 vdb entry
https://lists.launchpad.net/openstack/msg14452.html mailing list
https://bugs.launchpad.net/nova/+bug/1017795 exploit
http://www.openwall.com/lists/oss-security/2012/07/11/13 mailing list
http://www.ubuntu.com/usn/USN-1501-1 vendor advisory
https://github.com/openstack/nova/commit/034762e8060dcf0a11cb039b9d426b0d0bb1801d patch exploit

Frequently Asked Questions

What is the severity of CVE-2012-3371?
CVE-2012-3371 has been scored as a low severity vulnerability.
How to fix CVE-2012-3371?
To fix CVE-2012-3371, make sure you are using an up-to-date version of the affected component(s) by checking the vendor release notes. As for now, there are no other specific guidelines available.
Is CVE-2012-3371 being actively exploited in the wild?
It is possible that CVE-2012-3371 is being exploited or will be exploited in a near future based on public information. According to its EPSS score, there is a ~1% probability that this vulnerability will be exploited by malicious actors in the next 30 days.
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