CVE-2022-3100: A flaw was found in the openstack-barbican component

Routine

MEDIUM 5.9WATCHLISTMITIGATEDOWNGRADEDOWNGRADE

CVE-2022-3100 is a medium-severity flaw (CVSS 5.9) affecting barbican, openstack, openstack for ibm power. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A flaw was found in the openstack-barbican component. This issue allows an access policy bypass via a query string when accessing the API.

Why this priority

On your watchlist

No fix is published yet: follow the downgrade or mitigation steps.

Risk facts

CVSS score	5.9 (Medium)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.4% (top 61%)
CISA exploited list	No
Weakness	CWE-305
Published	2023-01-18
Last modified	2026-06-17

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

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

Am I affected?

Timeline

2023-01-18 17:15 UTCPublished CVE record published
2026-06-17 04:58 UTCUpdated Record last modified

openstack barbican MITIGATE

Affected: all versions

Fixed in: no fixed release known

Safe to downgrade to: no unaffected older release

1. Check installed version

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

No fixed or unaffected release known

Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.

redhat openstack DOWNGRADE

Affected: 13 · 16.1 · 16.2 · 17

Fixed in: no fixed release known

Safe to downgrade to: a release before 13

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 13 (Debian / Ubuntu)

apt-cache madison openstack sudo apt install openstack=<VERSION_BEFORE_13> sudo apt-mark hold openstack

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list openstack sudo dnf downgrade openstack-<VERSION_BEFORE_13> sudo dnf versionlock add openstack

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

redhat openstack for ibm power DOWNGRADE

Affected: 13 · 16.1 · 16.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 13

1. Check installed version

apt-cache policy openstack-for-ibm-power || rpm -q openstack-for-ibm-power || openstack-for-ibm-power --version

2. No fixed release: DOWNGRADE to a release before 13 (Debian / Ubuntu)

apt-cache madison openstack-for-ibm-power sudo apt install openstack-for-ibm-power=<VERSION_BEFORE_13> sudo apt-mark hold openstack-for-ibm-power

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list openstack-for-ibm-power sudo dnf downgrade openstack-for-ibm-power-<VERSION_BEFORE_13> sudo dnf versionlock add openstack-for-ibm-power

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

redhat openstack platform DOWNGRADE

Affected: 13.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 13.0

1. Check installed version

apt-cache policy openstack-platform || rpm -q openstack-platform || openstack-platform --version

2. No fixed release: DOWNGRADE to a release before 13.0 (Debian / Ubuntu)

apt-cache madison openstack-platform sudo apt install openstack-platform=<VERSION_BEFORE_13.0> sudo apt-mark hold openstack-platform

2. No fixed release: DOWNGRADE (RHEL / Amazon Linux / Fedora)

dnf --showduplicates list openstack-platform sudo dnf downgrade openstack-platform-<VERSION_BEFORE_13.0> sudo dnf versionlock add openstack-platform

Downgrade risk

Downgrading can break dependent software and may reopen older bugs. Read the distro advisory first and test on a non-production host.

After downgrade

Restart the service, and keep the package held until a fixed release ships.

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-2022-3100?

barbican: mitigate or apply the listed mitigation; openstack: downgrade or apply the listed mitigation; openstack for ibm power: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2022-3100 being exploited?

CVE-2022-3100 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-2022-3100 affect?

CVE-2022-3100 affects barbican, openstack, openstack for ibm power. Severity is medium (CVSS 5.9). A flaw was found in the openstack-barbican component. This issue allows an access policy bypass via a query string when accessing the API.

How urgent is CVE-2022-3100?

Priority 35/100. On your watchlist

Software pages

OpenStack vulnerabilities

Related CVEs

CVE-2023-1636 MEDIUM 6.0 MITIGATE DOWNGRADE A vulnerability was found in OpenStack Barbican containers
CVE-2023-1633 MEDIUM 6.6 MITIGATE DOWNGRADE A credentials leak flaw was found in OpenStack Barbican
CVE-2022-23452 MEDIUM 4.9 UPGRADE DOWNGRADE An authorization flaw was found in openstack-barbican, where anyone with an admin role could add secrets to a
CVE-2022-23451 HIGH 8.1 UPGRADE DOWNGRADE An authorization flaw was found in openstack-barbican

References

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