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

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HIGH 9.3DOWNGRADE

CVE-2009-1059 is a high-severity flaw (CVSS 9.3) 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 PowerZip 7.2 might allow remote attackers to execute arbitrary code via a crafted .zip file. NOTE: CVE has not investigated whether the specified file.zip file can be used for exploitation of this product.

Why this priority

Critical severity
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	9.3 (High)
EPSS exploit chance	4.8% (top 8%)
CISA exploited list	No
Weakness	CWE-119
Published	2009-03-24
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: powerzip

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

Am I affected?

Timeline

2009-03-24 14:30 UTCPublished CVE record published
2026-06-16 23:06 UTCUpdated Record last modified

powerzip powerzip DOWNGRADE

Affected: 7.2

Fixed in: no fixed release known

Safe to downgrade to: a release before 7.2

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 7.2 (Debian / Ubuntu)

apt-cache madison powerzip sudo apt install powerzip=<VERSION_BEFORE_7.2> sudo apt-mark hold powerzip

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

dnf --showduplicates list powerzip sudo dnf downgrade powerzip-<VERSION_BEFORE_7.2> 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: eZip Wizard 3.0 - Local Stack Buffer Overflow (PoC) (SEH)

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-2009-1059?

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

Is CVE-2009-1059 being exploited?

CVE-2009-1059 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-2009-1059 affect?

CVE-2009-1059 affects powerzip. Severity is high (CVSS 9.3). Stack-based buffer overflow in Trident PowerZip 7.2 might allow remote attackers to execute arbitrary code via a crafted .zip file. NOTE: CVE has not investigated whether the specified file.zip file can be used for exploitation of this pro

How urgent is CVE-2009-1059?

Priority 61/100. Critical severity; EPSS top 8%: very likely to be exploited; Public exploit reference

References

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