Which products and versions are affected by CVE-2011-4722?

Affected: Tftp Server (Ipswitch) versions 1.0.0.24. The full list is in the CVE brief.

Is CVE-2011-4722 being exploited in the wild?

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

Is CVE-2011-4722 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-2011-4722?

Public exploit code is available.

Is there a fix for CVE-2011-4722?

No fixed version is listed yet; check the vendor advisory for mitigations.

How urgently should CVE-2011-4722 be patched?

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

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Vulnerability Intelligence

CVE-2011-4722

HighPublic exploit

Directory traversal vulnerability in the TFTP Server 1.0.0.24 in Ipswitch WhatsUp Gold allows remote attackers to read arbitrary files via a ..

Published Dec 28, 2014 · Updated May 6, 2026

Key Facts

Patch immediately

CVE-2011-4722 is a high-severity vulnerability (CVSS 7.8 v2) affecting Tftp Server (Ipswitch).
It is not listed in any known-exploited vulnerabilities catalog. Public exploit code is available.
EPSS estimates a 58% probability of exploitation in the next 30 days.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.

CVSS v2

7.8

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

EPSS (30-day exploit likelihood)

58%

Higher than 99.0% 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-2011-4722 brief as a PDF

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

Description

Directory traversal vulnerability in the TFTP Server 1.0.0.24 in Ipswitch WhatsUp Gold allows remote attackers to read arbitrary files via a .. (dot dot) in the Filename field of an RRQ operation.

Affected Products

1 affected entries in total

Product	Affected versions	Fixed in
Tftp ServerIpswitch	1.0.0.24	n/a

Timeline

Publicly disclosed
Dec 28, 2014
Last updated
May 6, 2026

Weakness Type

CWE-22 Improper Limitation of a Pathname to a Restricted Directory ('Path Traversal')

References

3 more references in the full CVE brief

FAQ

Common Questions.

Directory traversal vulnerability in the TFTP Server 1.0.0.24 in Ipswitch WhatsUp Gold allows remote attackers to read arbitrary files via a ..
Affected: Tftp Server (Ipswitch) versions 1.0.0.24. 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.
No fixed version is listed yet; check the vendor advisory for mitigations.
Brandefense priority: patch immediately, because it is very likely to be exploited soon.

Is CVE-2011-4722 Running On Your Attack Surface?

Brandefense maps vulnerabilities like this one to your internet-facing assets and tells you exactly where to patch.