CVE-2016-9579

MEDIUM

Ceph Storage - Unauthenticated Denial of Service via CORS Policy Bypass

Title source: llm

Description

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.

References (7)

Core 7

Core References

Third Party Advisory vendor-advisory x_refsource_redhat

http://rhn.redhat.com/errata/RHSA-2016-2954.html

Third Party Advisory vendor-advisory x_refsource_redhat

http://rhn.redhat.com/errata/RHSA-2016-2995.html

Third Party Advisory, VDB Entry vdb-entry x_refsource_bid

http://www.securityfocus.com/bid/94936

Third Party Advisory vendor-advisory x_refsource_redhat

http://rhn.redhat.com/errata/RHSA-2016-2994.html

Exploit, Patch, Vendor Advisory x_refsource_confirm

http://tracker.ceph.com/issues/18187

Third Party Advisory vendor-advisory x_refsource_redhat

http://rhn.redhat.com/errata/RHSA-2016-2956.html

Exploit, Issue Tracking, Third Party Advisory x_refsource_confirm

https://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9579

Scores

CVSS v3 6.5

EPSS 0.0440

EPSS Percentile 90.1%

Attack Vector NETWORK

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H

Details

CWE

CWE-20

Status published

Products (9)

redhat/ceph_storage 1.3

redhat/ceph_storage 2.0

redhat/ceph_storage_mon 1.3

redhat/ceph_storage_mon 2

redhat/ceph_storage_osd 1.3

redhat/ceph_storage_osd 2

redhat/enterprise_linux_desktop 7.0

redhat/enterprise_linux_server 7.0

redhat/enterprise_linux_workstation 7.0

Published Aug 01, 2018

Tracked Since Feb 18, 2026