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
02 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
03 Exploitation and scoring
- Exploitation
- Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.
- SSVC decision
- Not assessed by CISA
- EPSS probability
- 4.34% probability of exploitation activity in the next 30 days.
- EPSS percentile
- Equal to or higher than the score of 90.9% of scored records. A rank, not a probability.
- NVD base score
- 7.5 (CVSS v3.x), scored by the NVD independently of the CNA.
- NVD CVSS vector
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- NVD analysis status
- Modified. NVD last modified this record on 2026-06-17.
- Red Hat severity
- Moderate. Red Hat's rating for its own products, not a CVSS rating.
Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.
04 Metadata
- Published
- 2018-08-01 16:00Z8 YR AGO
- Last updated
- 2024-08-06 02:59Z2 YR AGO
- Reserved
- 2016-11-23
- Assigning CNA
- redhat
- Record state
- PUBLISHED
- Severity
- Medium (CVSS 6.5)
- CNA CVSS vector
- CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:N/A:H
- Weaknesses
- CWE-20Improper Input ValidationClass
- Data version
- 5.1
- Document digest
- 2caf0ee6fbcbad63908c112747182a437a5d4e6534aa545097f3ceab8261d906
05 Affected products
06 References
- rhn.redhat.comRHSA-2016:2954http://rhn.redhat.com/errata/RHSA-2016-2954.html
- rhn.redhat.comRHSA-2016:2995http://rhn.redhat.com/errata/RHSA-2016-2995.html
- www.securityfocus.com94936http://www.securityfocus.com/bid/94936
- rhn.redhat.comRHSA-2016:2994http://rhn.redhat.com/errata/RHSA-2016-2994.html
- tracker.ceph.comhttp://tracker.ceph.com/issues/18187
- rhn.redhat.comRHSA-2016:2956http://rhn.redhat.com/errata/RHSA-2016-2956.html
- bugzilla.redhat.comhttps://bugzilla.redhat.com/show_bug.cgi?id=CVE-2016-9579
07 Fixed in
Debian 12
- ceph Fixed in 10.2.5-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 13
- ceph Fixed in 10.2.5-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Debian 14
- ceph Fixed in 10.2.5-2
Source: Debian Security Tracker, the Debian security team. Received through OSV.dev. Reformatted by exploit.cc.
Ubuntu 14.04 LTS
- ceph Fixed in 0.80.11-0ubuntu1.14.04.3
Source: Ubuntu, Canonical Ltd. Licensed under CC BY-SA 4.0. Received through OSV.dev. Reformatted by exploit.cc.
A release or ecosystem missing from this list has no record here. It may be unaffected or not covered by the source. Source notices and licences.