CVE-2025-43946: TCPWave DDI 11.34P1C2 allows Remote Code Execution via Unrestricted File Upload (combined with Path Traversal)

Q: How do I fix CVE-2025-43946?

ddi: upgrade to newer than 11.34p1c2. Exact commands for each OS are on this page.

Q: Is CVE-2025-43946 being exploited?

CVE-2025-43946 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-2025-43946 affect?

CVE-2025-43946 affects ddi. Severity is critical (CVSS 9.8). TCPWave DDI 11.34P1C2 allows Remote Code Execution via Unrestricted File Upload (combined with Path Traversal).

Q: How urgent is CVE-2025-43946?

Priority 60/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

This week

CRITICAL 9.8REMOTEUPGRADE

CVE-2025-43946 is a critical-severity flaw (CVSS 9.8) affecting ddi. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

TCPWave DDI 11.34P1C2 allows Remote Code Execution via Unrestricted File Upload (combined with Path Traversal).

Why this priority

Critical severity
Public exploit reference
Remotely exploitable, no login, no user action

A fixed release or distro patch exists.

Risk facts

CVSS score	9.8 (Critical)
Attack vector	Network (remote)
Attack complexity	Low
Privileges needed	None
User interaction	None
EPSS exploit chance	1.0% (top 37%)
CISA exploited list	No
Weakness	CWE-434
Published	2025-04-22
Last modified	2026-06-17

Publisher (CNA): MITRE · Vendor: tcpwave

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

Am I affected?

Timeline

2025-04-22 18:16 UTCPublished CVE record published
2026-06-17 09:24 UTCUpdated Record last modified

tcpwave ddi UPGRADE

Affected: <= 11.34p1c2

Fixed in: newer than 11.34p1c2

Safe to downgrade to: no unaffected older release

1. Check installed version

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

2. UPGRADE to newer than 11.34p1c2 (Debian / Ubuntu)

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

2. UPGRADE (RHEL / Amazon Linux / Fedora)

sudo dnf upgrade ddi

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-2025-43946?

ddi: upgrade to newer than 11.34p1c2. Exact commands for each OS are on this page.

Is CVE-2025-43946 being exploited?

CVE-2025-43946 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-2025-43946 affect?

CVE-2025-43946 affects ddi. Severity is critical (CVSS 9.8). TCPWave DDI 11.34P1C2 allows Remote Code Execution via Unrestricted File Upload (combined with Path Traversal).

How urgent is CVE-2025-43946?

Priority 60/100. Critical severity; Public exploit reference; Remotely exploitable, no login, no user action

References

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