CVE-2016-7031: The RGW code in Ceph before 10.0.1, when authenticated-read ACL is applied to a bucket, allows remote attacker

Q: How do I fix CVE-2016-7031?

ceph: upgrade to newer than 10.0.0; ceph storage: upgrade to newer than 1.3.2. Exact commands for each OS are on this page.

Q: Is CVE-2016-7031 being exploited?

CVE-2016-7031 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

Q: What does CVE-2016-7031 affect?

CVE-2016-7031 affects ceph, ceph storage. Severity is high (CVSS 7.5). The RGW code in Ceph before 10.0.1, when authenticated-read ACL is applied to a bucket, allows remote attackers to list the bucket contents via a URL.

Q: How urgent is CVE-2016-7031?

Priority 61/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action; On your watchlist

This week

HIGH 7.5REMOTEWATCHLISTUPGRADEUPGRADE

CVE-2016-7031 is a high-severity flaw (CVSS 7.5) affecting ceph, ceph storage. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The RGW code in Ceph before 10.0.1, when authenticated-read ACL is applied to a bucket, allows remote attackers to list the bucket contents via a URL.

Why this priority

High severity
Public exploit reference
Remotely exploitable, no login, no user action
On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	7.5 (High)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.8% (top 22%)
CISA exploited list	No
Weakness	CWE-200, CWE-254
Published	2016-10-03
Last modified	2026-06-17

Publisher (CNA): Red Hat, Inc. · Vendor: ceph project · redhat

Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2016-10-03 18:59 UTCPublished CVE record published
2026-06-17 00:52 UTCUpdated Record last modified

ceph project ceph UPGRADE

Affected: <= 10.0.0

Fixed in: newer than 10.0.0

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy ceph || rpm -q ceph || ceph --version

2. UPGRADE to newer than 10.0.0 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade ceph

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade ceph

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

redhat ceph storage UPGRADE

Affected: <= 1.3.2

Fixed in: newer than 1.3.2

Safe to downgrade to: no unaffected older release

1. Check installed version

apt-cache policy ceph-storage || rpm -q ceph-storage || ceph-storage --version

2. UPGRADE to newer than 1.3.2 (Debian / Ubuntu)

sudo apt update && sudo apt install --only-upgrade ceph-storage

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade ceph-storage

Note

Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.

Verify at the official source NVD · CVE Program · Report a problem with this page
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.

Quick answers

How do I fix CVE-2016-7031?

ceph: upgrade to newer than 10.0.0; ceph storage: upgrade to newer than 1.3.2. Exact commands for each OS are on this page.

Is CVE-2016-7031 being exploited?

CVE-2016-7031 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.

What does CVE-2016-7031 affect?

CVE-2016-7031 affects ceph, ceph storage. Severity is high (CVSS 7.5). The RGW code in Ceph before 10.0.1, when authenticated-read ACL is applied to a bucket, allows remote attackers to list the bucket contents via a URL.

How urgent is CVE-2016-7031?

Priority 61/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action; On your watchlist

Software pages

Ceph vulnerabilities

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References

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