CVE-2006-2233: Buffer overflow in BankTown Client Control (aka BtCxCtl20Com) 1.4.2.51817, and possibly 1.5.2.50209, allows re

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HIGH 7.5DOWNGRADE

CVE-2006-2233 is a high-severity flaw (CVSS 7.5) affecting btcxctl20com activex control. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.

Buffer overflow in BankTown Client Control (aka BtCxCtl20Com) 1.4.2.51817, and possibly 1.5.2.50209, allows remote attackers to execute arbitrary code via a long string in the first argument to SetBannerUrl. NOTE: portions of these details are obtained from third party information.

Why this priority

High severity
EPSS top 6%: very likely to be exploited
Public exploit reference

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

Risk facts

CVSS score	7.5 (High)
EPSS exploit chance	7.3% (top 6%)
CISA exploited list	No
Published	2006-05-05
Last modified	2026-06-16

Publisher (CNA): MITRE · Vendor: banktown

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

Am I affected?

Timeline

2006-05-05 19:02 UTCPublished CVE record published
2026-06-16 22:24 UTCUpdated Record last modified

banktown btcxctl20com activex control DOWNGRADE

Affected: 1.4.2.51817 · 1.5.2.50209

Fixed in: no fixed release known

Safe to downgrade to: a release before 1.4.2.51817

1. Check installed version

apt-cache policy btcxctl20com-activex-control || rpm -q btcxctl20com-activex-control || btcxctl20com-activex-control --version

2. No fixed release: DOWNGRADE to a release before 1.4.2.51817 (Debian / Ubuntu)

apt-cache madison btcxctl20com-activex-control sudo apt install btcxctl20com-activex-control=<VERSION_BEFORE_1.4.2.51817> sudo apt-mark hold btcxctl20com-activex-control

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

dnf --showduplicates list btcxctl20com-activex-control sudo dnf downgrade btcxctl20com-activex-control-<VERSION_BEFORE_1.4.2.51817> sudo dnf versionlock add btcxctl20com-activex-control

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: BankTown ActiveX Control 1.4.2.51817/1.5.2.50209 - Remote 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-2006-2233?

btcxctl20com activex control: downgrade or apply the listed mitigation. Exact commands for each OS are on this page.

Is CVE-2006-2233 being exploited?

CVE-2006-2233 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-2006-2233 affect?

CVE-2006-2233 affects btcxctl20com activex control. Severity is high (CVSS 7.5). Buffer overflow in BankTown Client Control (aka BtCxCtl20Com) 1.4.2.51817, and possibly 1.5.2.50209, allows remote attackers to execute arbitrary code via a long string in the first argument to SetBannerUrl. NOTE: portions of these details

How urgent is CVE-2006-2233?

Priority 55/100. High severity; EPSS top 6%: very likely to be exploited; Public exploit reference

References

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