CVE-2006-4359: Stack-based buffer overflow in Trident Software PowerZip 7.06 Build 3895 on Windows 2000 allows remote attacke

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MEDIUM 5.1DOWNGRADE

CVE-2006-4359 is a medium-severity flaw (CVSS 5.1) affecting powerzip. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Stack-based buffer overflow in Trident Software PowerZip 7.06 Build 3895 on Windows 2000 allows remote attackers to execute arbitrary code via a ZIP archive containing a long filename.

Why this priority

EPSS top 8%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	5.1 (Medium)
EPSS exploit chance	5.0% (top 8%)
CISA exploited list	No
Published	2006-08-27
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: trident software

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

Am I affected?

Timeline

2006-08-27 02:04 UTCPublished CVE record published
2026-06-16 22:28 UTCUpdated Record last modified

trident software powerzip DOWNGRADE

Affected: 7.06_build_3895

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.06_build_3895

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 7.06_build_3895 (Debian / Ubuntu)

apt-cache madison powerzip sudo apt install powerzip=<VERSION_BEFORE_7.06_build_3895> sudo apt-mark hold powerzip

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

dnf --showduplicates list powerzip sudo dnf downgrade powerzip-<VERSION_BEFORE_7.06_build_3895> sudo dnf versionlock add powerzip

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: PowerZip 7.06.38950 - 'Filename Handling' Local Buffer Overflow

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-2006-4359?

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

Is CVE-2006-4359 being exploited?

CVE-2006-4359 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-2006-4359 affect?

CVE-2006-4359 affects powerzip. Severity is medium (CVSS 5.1). Stack-based buffer overflow in Trident Software PowerZip 7.06 Build 3895 on Windows 2000 allows remote attackers to execute arbitrary code via a ZIP archive containing a long filename.

How urgent is CVE-2006-4359?

Priority 46/100. EPSS top 8%: very likely to be exploited; Public exploit reference

Software pages

Windows vulnerabilities

Related CVEs

CVE-2009-1059 HIGH 9.3 DOWNGRADE Stack-based buffer overflow in Trident PowerZip 7.2 might allow remote attackers to execute arbitrary code via

References

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