CVE-2023-1832: An improper access control flaw was found in Candlepin

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MEDIUM 6.8WATCHLISTUPGRADEDOWNGRADE

CVE-2023-1832 is a medium-severity flaw (CVSS 6.8) affecting candlepin, satellite. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An improper access control flaw was found in Candlepin. An attacker can create data scoped under another customer/tenant, which can result in loss of confidentiality and availability for the affected customer/tenant.

Why this priority

On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score	6.8 (Medium)
Attack vector	Network (remote)
Attack complexity	High
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.6% (top 52%)
CISA exploited list	No
Weakness	CWE-284, CWE-863
Published	2023-10-04
Last modified	2026-06-17

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

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

Am I affected?

Timeline

2023-10-04 14:15 UTCPublished CVE record published
2026-06-17 05:28 UTCUpdated Record last modified

candlepinproject candlepin UPGRADE

Affected: < 4.3.7-3

Fixed in: 4.3.7-3

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to 4.3.7-3 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade candlepin

Note

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

redhat satellite DOWNGRADE

Affected: 6.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 6.0

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 6.0 (Debian / Ubuntu)

apt-cache madison satellite sudo apt install satellite=<VERSION_BEFORE_6.0> sudo apt-mark hold satellite

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

dnf --showduplicates list satellite sudo dnf downgrade satellite-<VERSION_BEFORE_6.0> sudo dnf versionlock add satellite

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-2023-1832?

candlepin: upgrade to 4.3.7-3; satellite: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-1832 being exploited?

CVE-2023-1832 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-2023-1832 affect?

CVE-2023-1832 affects candlepin, satellite. Severity is medium (CVSS 6.8). An improper access control flaw was found in Candlepin. An attacker can create data scoped under another customer/tenant, which can result in loss of confidentiality and availability for the affected customer/tenant.

How urgent is CVE-2023-1832?

Priority 41/100. On your watchlist

Related CVEs

CVE-2021-4142 MEDIUM 5.5 UPGRADE The Candlepin component of Red Hat Satellite was affected by an improper authentication flaw

References

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