CVE-2024-6121: An out-of-date version of Redis shipped with NI SystemLink Server is susceptible to multiple vulnerabilities,

Q: How do I fix CVE-2024-6121?

flexlogger: upgrade to newer than 2023; systemlink: upgrade to newer than 2024. Exact commands for each OS are on this page.

Q: Is CVE-2024-6121 being exploited?

CVE-2024-6121 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-2024-6121 affect?

CVE-2024-6121 affects flexlogger, systemlink. Severity is high (CVSS 7.8). An out-of-date version of Redis shipped with NI SystemLink Server is susceptible to multiple vulnerabilities, including CVE-2022-24834. This affects NI SystemLink Server 2024 Q1 and prior versions. It also affects NI FlexLogger 2023 Q2 an

Routine

HIGH 7.8UPGRADEUPGRADE

CVE-2024-6121 is a high-severity flaw (CVSS 7.8) affecting flexlogger, systemlink. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

An out-of-date version of Redis shipped with NI SystemLink Server is susceptible to multiple vulnerabilities, including CVE-2022-24834. This affects NI SystemLink Server 2024 Q1 and prior versions. It also affects NI FlexLogger 2023 Q2 and prior versions which installed this shared service.

Why this priority

High severity

A fixed release or distro patch exists.

Risk facts

CVSS score	7.8 (High)
Attack vector	Local
Attack complexity	Low
Privileges needed	Low
User interaction	None
EPSS exploit chance	0.3% (top 80%)
CISA exploited list	No
Published	2024-07-22
Last modified	2026-06-17

Publisher (CNA): National Instruments · Vendor: ni

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

Am I affected?

Timeline

2024-07-22 20:15 UTCPublished CVE record published
2026-06-17 08:17 UTCUpdated Record last modified

ni flexlogger UPGRADE

Affected: <= 2023 · 2023 q2

Fixed in: newer than 2023

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 2023 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade flexlogger

Note

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

ni systemlink UPGRADE

Affected: <= 2024 · 2024 q1

Fixed in: newer than 2024

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 2024 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade systemlink

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-2024-6121?

flexlogger: upgrade to newer than 2023; systemlink: upgrade to newer than 2024. Exact commands for each OS are on this page.

Is CVE-2024-6121 being exploited?

CVE-2024-6121 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-2024-6121 affect?

CVE-2024-6121 affects flexlogger, systemlink. Severity is high (CVSS 7.8). An out-of-date version of Redis shipped with NI SystemLink Server is susceptible to multiple vulnerabilities, including CVE-2022-24834. This affects NI SystemLink Server 2024 Q1 and prior versions. It also affects NI FlexLogger 2023 Q2 an

How urgent is CVE-2024-6121?

Priority 32/100. High severity

Software pages

Redis vulnerabilities

Related CVEs

CVE-2025-2449 HIGH 8.8 DOWNGRADE NI FlexLogger usiReg URI File Parsing Directory Traversal Remote Code Execution Vulnerability
CVE-2024-6122 MEDIUM 5.5 UPGRADE UPGRADE An incorrect permission in the installation directory for the shared NI SystemLink Server KeyValueDatabase ser
CVE-2024-1156 HIGH 7.8 UPGRADE UPGRADE Incorrect directory permissions for the shared NI RabbitMQ service may allow a local authenticated user to rea
CVE-2024-1155 HIGH 7.8 UPGRADE UPGRADE Incorrect permissions in the installation directories for shared SystemLink Elixir based services may allow an

References

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