Vulnerability Details : CVE-2012-3371
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.
Vulnerability category: Input validationDenial of service
Products affected by CVE-2012-3371
- cpe:2.3:a:openstack:compute:2012.2:*:*:*:*:*:*:*
- cpe:2.3:a:openstack:essex:2012.1:*:*:*:*:*:*:*
- cpe:2.3:a:openstack:folsom:2012.2:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2012-3371
0.71%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 78 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2012-3371
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
3.5
|
LOW | AV:N/AC:M/Au:S/C:N/I:N/A:P |
6.8
|
2.9
|
NIST |
CWE ids for CVE-2012-3371
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The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Primary)
References for CVE-2012-3371
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http://www.ubuntu.com/usn/USN-1501-1
USN-1501-1: Nova vulnerability | Ubuntu security notices
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http://www.securityfocus.com/bid/54388
OpenStack Compute (Nova) CVE-2012-3371 Denial Of Service Vulnerability
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https://github.com/openstack/nova/commit/034762e8060dcf0a11cb039b9d426b0d0bb1801d
Use compute_api.get_all in affinity filters. · openstack/nova@034762e · GitHubExploit;Patch
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http://www.openwall.com/lists/oss-security/2012/07/11/13
oss-security - [OSSA 2012-009] Scheduler denial of service through scheduler_hints (CVE-2012-3371)
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https://bugs.launchpad.net/nova/+bug/1017795
Bug #1017795 “scheduler hang (DOS) possible with DifferentHostFi...” : Bugs : OpenStack Compute (nova)Exploit
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https://lists.launchpad.net/openstack/msg14452.html
[OSSA 2012-009] Scheduler denial of service through scheduler_hints (CVE-2012-3371) : Mailing list archive : openstack team in Launchpad
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