CVE-2023-47709: IBM Security Guardium 11.3, 11.4, 11.5, and 12.0 could allow a remote authenticated attacker to execute arbitr

This month

CRITICAL 9.1DOWNGRADE

CVE-2023-47709 is a critical-severity flaw (CVSS 9.1) affecting security guardium. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

IBM Security Guardium 11.3, 11.4, 11.5, and 12.0 could allow a remote authenticated attacker to execute arbitrary commands on the system by sending a specially crafted request. IBM X-Force ID: 271524.

Why this priority

Critical severity

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

Risk facts

CVSS score	9.1 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	High
User interaction	None
EPSS exploit chance	1.0% (top 36%)
CISA exploited list	No
Weakness	CWE-78
Published	2024-05-14
Last modified	2026-06-17

Publisher (CNA): IBM Corporation · Vendor: ibm

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

Am I affected?

Timeline

2024-05-14 13:56 UTCPublished CVE record published
2026-06-17 06:33 UTCUpdated Record last modified

ibm security guardium DOWNGRADE

Affected: 11.3 · 11.4 · 11.5 · 12.0

Fixed in: no fixed release known

Safe to downgrade to: a release before 11.3

1. Check installed version

apt-cache policy security-guardium || rpm -q security-guardium || security-guardium --version

2. No fixed release: DOWNGRADE to a release before 11.3 (Debian / Ubuntu)

apt-cache madison security-guardium sudo apt install security-guardium=<VERSION_BEFORE_11.3> sudo apt-mark hold security-guardium

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

dnf --showduplicates list security-guardium sudo dnf downgrade security-guardium-<VERSION_BEFORE_11.3> sudo dnf versionlock add security-guardium

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-2023-47709?

security guardium: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2023-47709 being exploited?

CVE-2023-47709 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-2023-47709 affect?

CVE-2023-47709 affects security guardium. Severity is critical (CVSS 9.1). IBM Security Guardium 11.3, 11.4, 11.5, and 12.0 could allow a remote authenticated attacker to execute arbitrary commands on the system by sending a specially crafted request. IBM X-Force ID: 271524.

How urgent is CVE-2023-47709?

Priority 48/100. Critical severity

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References

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