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CVE-2024-3049: A flaw was found in Booth, a cluster ticket manager

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MEDIUM 5.9REMOTEWATCHLISTUPGRADEMITIGATEMITIGATE

CVE-2024-3049 is a medium-severity flaw (CVSS 5.9) affecting booth, enterprise linux, enterprise linux eus. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

A flaw was found in Booth, a cluster ticket manager. If a specially-crafted hash is passed to gcry_md_get_algo_dlen(), it may allow an invalid HMAC to be accepted by the Booth server.

Why this priority

  • Remotely exploitable, no login, no user action
  • On your watchlist

A fixed release or distro patch exists.

Risk facts

CVSS score5.9 (Medium)
Attack vectorNetwork (remote)
Attack complexityHigh
Privileges neededNone
User interactionNone
EPSS exploit chance0.5% (top 55%)
CISA exploited listNo
WeaknessCWE-345
Published2024-06-06
Last modified2026-06-17
Publisher (CNA): Red Hat, Inc. · Vendor: clusterlabs · redhat

Share: LinkedIn · X · Reddit

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

Am I affected?

Timeline

clusterlabs booth UPGRADE
Affected: < 1.1
Fixed in: 1.1
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy booth || rpm -q booth || booth --version
2. UPGRADE to 1.1 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade booth
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade booth
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
redhat enterprise linux MITIGATE
Affected: 7.0 · 8.0 · 9.0
Fixed in: no fixed release known
Safe to downgrade to: a release before 7.0
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
redhat enterprise linux eus MITIGATE
Affected: 8.4 · 8.8 · 9.2
Fixed in: no fixed release known
Safe to downgrade to: a release before 8.4
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
redhat enterprise linux for arm 64 MITIGATE
Affected: 8.0_aarch64 · 8.8_aarch64 · 9.2_aarch64 · 9.4_aarch64
Fixed in: no fixed release known
Safe to downgrade to: a release before 8.0_aarch64
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
redhat enterprise linux for ibm z systems MITIGATE
Affected: 8.0_s390x · 9.2_s390x · 9.4_s390x
Fixed in: no fixed release known
Safe to downgrade to: a release before 8.0_s390x
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
redhat enterprise linux for ibm z systems eus MITIGATE
Affected: 8.8_s390x
Fixed in: no fixed release known
Safe to downgrade to: a release before 8.8_s390x
Check your OS release
cat /etc/os-release; uname -r
Debian / Ubuntu
sudo apt update && sudo apt full-upgrade
RHEL / Amazon Linux / Fedora
sudo dnf upgrade --refresh
Windows
Install the latest cumulative update from Windows Update
If no patch exists yet
OS downgrades are not safe. Apply the vendor mitigation from the advisory and restrict exposure.
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-2024-3049?

booth: upgrade to 1.1; enterprise linux: mitigate or apply the listed mitigation; enterprise linux eus: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-3049 being exploited?

CVE-2024-3049 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-2024-3049 affect?

CVE-2024-3049 affects booth, enterprise linux, enterprise linux eus. Severity is medium (CVSS 5.9). A flaw was found in Booth, a cluster ticket manager. If a specially-crafted hash is passed to gcry_md_get_algo_dlen(), it may allow an invalid HMAC to be accepted by the Booth server.

How urgent is CVE-2024-3049?

Priority 42/100. Remotely exploitable, no login, no user action; On your watchlist

References

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