CVE-2007-3400: The NCTAudioEditor2 ActiveX control in NCTWMAFile2.dll 2.6.2.157, as distributed in NCTAudioEditor and NCTAudi

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HIGH 9.3DOWNGRADEDOWNGRADE

CVE-2007-3400 is a high-severity flaw (CVSS 9.3) affecting nctaudioeditor, nctaudiostudio. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

The NCTAudioEditor2 ActiveX control in NCTWMAFile2.dll 2.6.2.157, as distributed in NCTAudioEditor and NCTAudioStudio 2.7, allows remote attackers to overwrite arbitrary files via the CreateFile method.

Why this priority

Critical severity
Public exploit reference

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

Risk facts

CVSS score	9.3 (High)
EPSS exploit chance	3.6% (top 10%)
CISA exploited list	No
Weakness	CWE-20
Published	2007-06-26
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: nctsoft

Last updated 2026-06-16 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score

Am I affected?

Timeline

2007-06-26 17:30 UTCPublished CVE record published
2026-06-16 22:41 UTCUpdated Record last modified

nctsoft nctaudioeditor DOWNGRADE

Affected: _nil_

Fixed in: no fixed release known

Safe to downgrade to: a release before _nil_

1. Check installed version

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

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

apt-cache madison nctaudioeditor sudo apt install nctaudioeditor=<VERSION_BEFORE__nil_> sudo apt-mark hold nctaudioeditor

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

dnf --showduplicates list nctaudioeditor sudo dnf downgrade nctaudioeditor-<VERSION_BEFORE__nil_> sudo dnf versionlock add nctaudioeditor

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.

nctsoft nctaudiostudio DOWNGRADE

Affected: 2.7

Fixed in: no fixed release known

Safe to downgrade to: a release before 2.7

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 2.7 (Debian / Ubuntu)

apt-cache madison nctaudiostudio sudo apt install nctaudiostudio=<VERSION_BEFORE_2.7> sudo apt-mark hold nctaudiostudio

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

dnf --showduplicates list nctaudiostudio sudo dnf downgrade nctaudiostudio-<VERSION_BEFORE_2.7> sudo dnf versionlock add nctaudiostudio

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.

Public exploits and detection

Public code exists for this CVE. Treat unpatched systems as at risk, and only run PoCs in a lab.

Exploit-DB: NCTAudioEditor2 ActiveX DLL 'NCTWMAFile2.dll 2.6.2.157' - File Write

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-2007-3400?

nctaudioeditor: downgrade or apply the listed mitigation; nctaudiostudio: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2007-3400 being exploited?

CVE-2007-3400 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-2007-3400 affect?

CVE-2007-3400 affects nctaudioeditor, nctaudiostudio. Severity is high (CVSS 9.3). The NCTAudioEditor2 ActiveX control in NCTWMAFile2.dll 2.6.2.157, as distributed in NCTAudioEditor and NCTAudioStudio 2.7, allows remote attackers to overwrite arbitrary files via the CreateFile method.

How urgent is CVE-2007-3400?

Priority 60/100. Critical severity; Public exploit reference

References

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