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CVE-2017-16818

22
FAUCET Score

CVE-2017-16818 describes a denial-of-service vulnerability affecting the RADOS Gateway in Ceph versions 12.1.0 through 12.2.1, including related Fedora and Red Hat products. Authenticated users with "full" privileges can trigger an assertion failure and application exit by submitting an invalid profile to the admin API. This medium-severity vulnerability (CVSS 6.5) has a low attack complexity and requires network access and low privileges, leading to high availability impact. There is no evidence of active exploitation, public exploit code (Metasploit, Nuclei, ExploitDB), or significant community discussion or media coverage.

Impacted Technologies

VendorProductVersion(s)CPE
>= 12.1.0, <= 12.2.1CPE matchmatch criteria
cpe:2.3:a:redhat:ceph:*:*:*:*:*:*:*:*
27CPE matchmatch criteria
cpe:2.3:o:fedoraproject:fedora:27:*:*:*:*:*:*:*

CVSS Data

CVSS version used by this source: 3.0

6.5MEDIUM

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

Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
LOW
User Interaction
NONE
Scope
UNCHANGED
Confidentiality Impact
NONE
Integrity Impact
NONE
Availability Impact
HIGH
Exploitability Score
2.8
Impact Score
3.6
CvssVersion
3.0

Exploit Intelligence

EPSS Score
2.31%
Probability of exploitation in next 30 days
EPSS Percentile
81.6%
Percentile rank of EPSS score among Peer Group
As of 2026-07-25
Model: v2026.06.15
This CVE's current EPSS score of 0.0231 is in the 93rd percentile among its peer group of 21,951 CVEs.

Social Chatter

The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.0 Mastodon, and 0.1 GitHub mentions.

Media Mentions

No media coverage found for this CVE.

The average CVE in this peer group has 0.0 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.

Remediation

Patch Available

Vendor Patches (2)

github_advisorypatch availablevia nvd_reference
View patch
redhatpatch availablevia nvd_reference
View patch

Vendor Advisories (1)

redhatCVE-2017-16818Moderate

ceph: Failed assertion through user input in ceph_assert() function in rgw_iam_policy.cc

Oct 10, 2017

References

bugzilla.redhat.com / show_bug.cgi
Issue TrackingPatchThird Party Advisory
github.com / ceph/ceph/commit/b3118cabb8060a8cc6a01c4e8264cb18e7b1745a
PatchThird Party Advisory
lists.fedoraproject.org / archives/list/package-announce%40lists.fedoraproject.org/message/U6VJA32U7HKGDRJQDJVM7JBYWD4T7BJL