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CVE-2024-1621: The registration process of uniFLOW Online (NT-ware product) apps, prior to and including version 2024.1.0, ca

39
Routine
HIGH 7.5REMOTEUPGRADEMITIGATEMITIGATE

CVE-2024-1621 is a high-severity flaw (CVSS 7.5) affecting uniflow online, uniflow online, uniflow online print \& scan. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The registration process of uniFLOW Online (NT-ware product) apps, prior to and including version 2024.1.0, can be compromised when email login is enabled on the tenant. Those tenants utilising email login in combination with Microsoft Safe Links or similar are impacted. This vulnerability may allow the attacker to register themselves against a genuine user in the system and allow malicious users with similar access and capabilities via the app t

Why this priority

  • High severity
  • Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score7.5 (High)
Attack vectorNetwork (remote)
Attack complexityLow
Privileges neededNone
User interactionNone
EPSS exploit chance0.4% (top 70%)
CISA exploited listNo
WeaknessCWE-940
Published2024-09-02
Last modified2026-06-17
Publisher (CNA): Canon_EMEA · Vendor: nt-ware

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

nt-ware uniflow online UPGRADE
Affected: <= 2024.1.0
Fixed in: newer than 2024.1.0
Safe to downgrade to: no unaffected older release
1. Check installed version
apt-cache policy uniflow-online || rpm -q uniflow-online || uniflow-online --version
2. UPGRADE to newer than 2024.1.0 (Debian / Ubuntu)
sudo apt update && sudo apt install --only-upgrade uniflow-online
2. UPGRADE (RHEL / Amazon Linux / Fedora)
sudo dnf upgrade uniflow-online
Note
Distros often backport fixes without changing the version number. Confirm with the distro advisory or changelog.
nt-ware uniflow online 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 uniflow-online || rpm -q uniflow-online || uniflow-online --version
No fixed or unaffected release known
Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.
nt-ware uniflow online print \& scan 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 uniflow-online-print--scan || rpm -q uniflow-online-print--scan || uniflow-online-print--scan --version
No fixed or unaffected release known
Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.
nt-ware uniflow online print \& scan 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 uniflow-online-print--scan || rpm -q uniflow-online-print--scan || uniflow-online-print--scan --version
No fixed or unaffected release known
Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.
nt-ware uniflow smartclient 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 uniflow-smartclient || rpm -q uniflow-smartclient || uniflow-smartclient --version
No fixed or unaffected release known
Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.
nt-ware uniflow smartclient 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 uniflow-smartclient || rpm -q uniflow-smartclient || uniflow-smartclient --version
No fixed or unaffected release known
Apply the vendor mitigation from the advisory, disable the affected feature, or restrict network access.
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-2024-1621?

uniflow online: upgrade to newer than 2024.1.0; uniflow online: mitigate or apply the listed mitigation; uniflow online print \& scan: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2024-1621 being exploited?

CVE-2024-1621 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-2024-1621 affect?

CVE-2024-1621 affects uniflow online, uniflow online, uniflow online print \& scan. Severity is high (CVSS 7.5). The registration process of uniFLOW Online (NT-ware product) apps, prior to and including version 2024.1.0, can be compromised when email login is enabled on the tenant. Those tenants utilising email login in combination with Microsoft Safe

How urgent is CVE-2024-1621?

Priority 39/100. High severity; Remotely exploitable, no login, no user action

References

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