CVE-2005-3831: Stack-based buffer overflow in (1) CxZIP60.dll and (2) CxZIP60u.dll, as used in SpeedProject products includin

Routine

MEDIUM 5.1DOWNGRADEDOWNGRADEDOWNGRADE

CVE-2005-3831 is a medium-severity flaw (CVSS 5.1) affecting speedcommander, squeez, zipstar. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Stack-based buffer overflow in (1) CxZIP60.dll and (2) CxZIP60u.dll, as used in SpeedProject products including (a) ZipStar 5.0 Build 4285, (b) Squeez 5.0 Build 4285, and (c) SpeedCommander 11.0 Build 4430 and 10.51 Build 4430, allows user-assisted attackers to execute arbitrary code via a ZIP archive containing a long filename.

Why this priority

No elevated risk signals yet

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

Risk facts

CVSS score	5.1 (Medium)
EPSS exploit chance	2.6% (top 15%)
CISA exploited list	No
Weakness	CWE-119
Published	2005-11-26
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: speedproject

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

Am I affected?

Timeline

2005-11-26 19:03 UTCPublished CVE record published
2026-06-16 22:17 UTCUpdated Record last modified

speedproject speedcommander DOWNGRADE

Affected: 10.51_build4430 · 11.0_build4430

Fixed in: no fixed release known

Safe to downgrade to: a release before 10.51_build4430

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 10.51_build4430 (Debian / Ubuntu)

apt-cache madison speedcommander sudo apt install speedcommander=<VERSION_BEFORE_10.51_build4430> sudo apt-mark hold speedcommander

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

dnf --showduplicates list speedcommander sudo dnf downgrade speedcommander-<VERSION_BEFORE_10.51_build4430> sudo dnf versionlock add speedcommander

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.

speedproject squeez DOWNGRADE

Affected: 5.0_build_4285

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.0_build_4285

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 5.0_build_4285 (Debian / Ubuntu)

apt-cache madison squeez sudo apt install squeez=<VERSION_BEFORE_5.0_build_4285> sudo apt-mark hold squeez

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

dnf --showduplicates list squeez sudo dnf downgrade squeez-<VERSION_BEFORE_5.0_build_4285> sudo dnf versionlock add squeez

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.

speedproject zipstar DOWNGRADE

Affected: 5.0_build_4285

Fixed in: no fixed release known

Safe to downgrade to: a release before 5.0_build_4285

1. Check installed version

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

2. No fixed release: DOWNGRADE to a release before 5.0_build_4285 (Debian / Ubuntu)

apt-cache madison zipstar sudo apt install zipstar=<VERSION_BEFORE_5.0_build_4285> sudo apt-mark hold zipstar

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

dnf --showduplicates list zipstar sudo dnf downgrade zipstar-<VERSION_BEFORE_5.0_build_4285> sudo dnf versionlock add zipstar

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.

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-2005-3831?

speedcommander: downgrade or apply the listed mitigation; squeez: downgrade or apply the listed mitigation; zipstar: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2005-3831 being exploited?

CVE-2005-3831 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-2005-3831 affect?

CVE-2005-3831 affects speedcommander, squeez, zipstar. Severity is medium (CVSS 5.1). Stack-based buffer overflow in (1) CxZIP60.dll and (2) CxZIP60u.dll, as used in SpeedProject products including (a) ZipStar 5.0 Build 4285, (b) Squeez 5.0 Build 4285, and (c) SpeedCommander 11.0 Build 4430 and 10.51 Build 4430, allows user-

How urgent is CVE-2005-3831?

Priority 39/100. No elevated risk signals yet.

Related CVEs

CVE-2006-2085 MEDIUM 5.1 DOWNGRADE DOWNGRADE Multiple buffer overflows in (1) CxAce60.dll and (2) CxAce60u.dll in SpeedProject Squeez 5.10 Build 4460, and
CVE-2006-0890 MEDIUM 5.0 DOWNGRADE DOWNGRADE Directory traversal vulnerability in SpeedProject Squeez 5.1, as used in (1) ZipStar 5.1 and (2) SpeedCommande
CVE-2005-3832 MEDIUM 5.1 DOWNGRADE DOWNGRADE Stack-based buffer overflow in (1) CxUux60.dll and (2) CxUux60u.dll, as used in SpeedProject products includin

References

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