Which products and versions are affected by CVE-2006-6183?

Affected: 3ctftpsvc (3com). The full list is in the CVE brief.

Is CVE-2006-6183 being exploited in the wild?

It is not listed in any known-exploited vulnerabilities catalog.

Is CVE-2006-6183 in the CISA KEV catalog?

No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.

Is there a public exploit for CVE-2006-6183?

Public exploit code is available.

Is there a fix for CVE-2006-6183?

Fixed versions are available, including 3ctftpsvc 2.0.1.

How urgently should CVE-2006-6183 be patched?

Brandefense priority: patch immediately, because it is very likely to be exploited soon.

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Vulnerability Intelligence

CVE-2006-6183

CriticalPublic exploit

Multiple stack-based buffer overflows in 3Com 3CTftpSvc 2.0.1, and possibly earlier, allow remote attackers to cause a denial of service (crash) or execute arbitrary code via a long mode field (aka transporting mode) in a (1) GET or (2) PUT command.

Published Nov 30, 2006 · Updated Apr 22, 2026

Key Facts

Patch immediately

CVE-2006-6183 is a critical-severity vulnerability (CVSS 10.0 v2) affecting 3ctftpsvc (3com).
It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
EPSS estimates a 70% probability of exploitation in the next 30 days.
Fixed versions are available, including 3ctftpsvc 2.0.1.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.

CVSS v2

10.0

AV:N/AC:L/Au:N/C:C/I:C/A:C

EPSS (30-day exploit likelihood)

70%

Higher than 99.3% of all scored CVEs

Exploited in the wild

No known

Not in a known-exploited catalog

Public exploit code

Available

Proof-of-concept or weaponized module

Get the full CVE-2006-6183 brief as a PDF

Every affected product and fixed release, exploitation status and a first 24 hours response checklist, emailed within minutes.

Description

Affected Products

1 affected entries in total

Product	Affected versions	Fixed in
3ctftpsvc3com	See advisory	2.0.1

Patched Releases

3ctftpsvc

2.0.1

Timeline

Publicly disclosed
Nov 30, 2006
Last updated
Apr 22, 2026

Weakness Type

CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

8 more references in the full CVE brief

FAQ

Common Questions.

Multiple stack-based buffer overflows in 3Com 3CTftpSvc 2.0.1, and possibly earlier, allow remote attackers to cause a denial of service (crash) or execute arbitrary code via a long mode field (aka transporting mode) in a (1) GET or (2) PUT command.
Affected: 3ctftpsvc (3com). The full list is in the CVE brief.
It is not listed in any known-exploited vulnerabilities catalog.
No, it is not currently listed in the CISA Known Exploited Vulnerabilities catalog.
Public exploit code is available.
Fixed versions are available, including 3ctftpsvc 2.0.1.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.

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