CVE-2007-3435: Stack-based buffer overflow in the BeginPrint method in a certain ActiveX control in RKD Software (barcodetool

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HIGH 9.3DOWNGRADE

CVE-2007-3435 is a high-severity flaw (CVSS 9.3) affecting barcode activex. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Stack-based buffer overflow in the BeginPrint method in a certain ActiveX control in RKD Software (barcodetools.com) BarCodeAx.dll 4.9 allows remote attackers to execute arbitrary code via a long argument.

Why this priority

Critical severity
EPSS top 2%: 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	35.4% (top 2%)
CISA exploited list	No
Published	2007-06-27
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: rkd software

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

Am I affected?

Timeline

2007-06-27 00:30 UTCPublished CVE record published
2026-06-16 22:42 UTCUpdated Record last modified

rkd software barcode activex DOWNGRADE

Affected: 4.9

Fixed in: no fixed release known

Safe to downgrade to: a release before 4.9

1. Check installed version

apt-cache policy barcode-activex || rpm -q barcode-activex || barcode-activex --version

2. No fixed release: DOWNGRADE to a release before 4.9 (Debian / Ubuntu)

apt-cache madison barcode-activex sudo apt install barcode-activex=<VERSION_BEFORE_4.9> sudo apt-mark hold barcode-activex

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

dnf --showduplicates list barcode-activex sudo dnf downgrade barcode-activex-<VERSION_BEFORE_4.9> sudo dnf versionlock add barcode-activex

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: RKD Software BarCode ActiveX Control 'BarCodeAx.dll' 4.9 - Remote Overflow
Exploit-DB: RKD Software BarCode ActiveX Control 'BarCodeAx.dll' 4.9 - Remote Stack Buffer Overflow (Metasploit)
Metasploit: RKD Software BarCodeAx.dll v4.9 ActiveX Remote Stack 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-2007-3435?

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

Is CVE-2007-3435 being exploited?

CVE-2007-3435 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-2007-3435 affect?

CVE-2007-3435 affects barcode activex. Severity is high (CVSS 9.3). Stack-based buffer overflow in the BeginPrint method in a certain ActiveX control in RKD Software (barcodetools.com) BarCodeAx.dll 4.9 allows remote attackers to execute arbitrary code via a long argument.

How urgent is CVE-2007-3435?

Priority 62/100. Critical severity; EPSS top 2%: very likely to be exploited; Public exploit reference

Related CVEs

CVE-2009-0298 HIGH 9.3 DOWNGRADE Heap-based buffer overflow in MW6 Technologies Barcode ActiveX control (Barcode.MW6Barcode.1, Barcode.dll) 3.0

References

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