Vulnerability Details : CVE-2016-9579
A flaw was found in the way Ceph Object Gateway would process cross-origin HTTP requests if the CORS policy was set to allow origin on a bucket. A remote unauthenticated attacker could use this flaw to cause denial of service by sending a specially-crafted cross-origin HTTP request. Ceph branches 1.3.x and 2.x are affected.
Vulnerability category: Input validationDenial of service
Products affected by CVE-2016-9579
- cpe:2.3:o:redhat:enterprise_linux_desktop:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_server:7.0:*:*:*:*:*:*:*
- cpe:2.3:o:redhat:enterprise_linux_workstation:7.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:ceph_storage_osd:1.3:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:ceph_storage_osd:2:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:ceph_storage_mon:1.3:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:ceph_storage_mon:2:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:ceph_storage:2.0:*:*:*:*:*:*:*
- cpe:2.3:a:redhat:ceph_storage:1.3:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2016-9579
0.67%
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-2016-9579
Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
---|---|---|---|---|---|---|
5.0
|
MEDIUM | AV:N/AC:L/Au:N/C:N/I:N/A:P |
10.0
|
2.9
|
NIST | |
7.5
|
HIGH | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
3.9
|
3.6
|
NIST | |
6.5
|
MEDIUM | CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H |
2.8
|
3.6
|
Red Hat, Inc. |
CWE ids for CVE-2016-9579
-
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 (Secondary)
- secalert@redhat.com (Primary)
References for CVE-2016-9579
-
http://rhn.redhat.com/errata/RHSA-2016-2994.html
RHSA-2016:2994 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
http://rhn.redhat.com/errata/RHSA-2016-2956.html
RHSA-2016:2956 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
http://rhn.redhat.com/errata/RHSA-2016-2995.html
RHSA-2016:2995 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9579
1403245 – (CVE-2016-9579) CVE-2016-9579 ceph: Object Gateway server DoS by sending invalid cross-origin HTTP requestExploit;Issue Tracking;Third Party Advisory
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http://rhn.redhat.com/errata/RHSA-2016-2954.html
RHSA-2016:2954 - Security Advisory - Red Hat Customer PortalThird Party Advisory
-
http://tracker.ceph.com/issues/18187
Bug #18187: rgw:radosgw server abort when accept a CORS request with short origin - rgw - CephExploit;Patch;Vendor Advisory
-
http://www.securityfocus.com/bid/94936
RedHat Ceph CVE-2016-9579 Remote Denial of Service VulnerabilityThird Party Advisory;VDB Entry
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