CVE-2011-4720

Name: CVE-2011-4720
Creator: NVD / NIST
Published: 2014-12-28T00:59:00.047+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 2.68%

Last modified Jun 16, 2026

CVE-2011-4720 is a vulnerability of currently unknown severity. Hillstone HS TFTP Server 1.3.2 allows remote attackers to cause a denial of service (daemon crash) via a long filename in a (1) RRQ or (2) WRQ operation.. EPSS estimates a 2.68% chance of exploitation in the next 30 days.

Description

Hillstone HS TFTP Server 1.3.2 allows remote attackers to cause a denial of service (daemon crash) via a long filename in a (1) RRQ or (2) WRQ operation.

Metrics

EPSS Probability

2.68%

83.9th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-20

Affected Software

Vendor	Product	Versions
Hillstone Software	Hs Tftp Server	1.3.2

References

http://secpod.org/blog/?p=419Exploit
http://secpod.org/blog/?p=419Exploit

Timeline

Published: Dec 28, 2014
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2011-4720?

Hillstone HS TFTP Server 1.3.2 allows remote attackers to cause a denial of service (daemon crash) via a long filename in a (1) RRQ or (2) WRQ operation.

How severe is CVE-2011-4720?

Severity scoring for CVE-2011-4720 is pending analysis. The EPSS model estimates a 2.68% probability of exploitation in the next 30 days.

How do I fix CVE-2011-4720?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2011-4720?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST