CVE-2007-4391

Name: CVE-2007-4391
Creator: NVD / NIST
Published: 2007-08-17T22:17:00+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 9.31%

Last modified Jun 16, 2026

CVE-2007-4391 is a vulnerability of currently unknown severity. Heap-based buffer overflow in Kakadu kdu_v32m.dll in Yahoo! Messenger 8.1.0.413 allows remote attackers to cause a denial of service (application crash) via a certain length field in JPEG2000 data, as demonstrated by sending an "invite to view my webcam" request, and then injecting a DLL into the attacker's peer Yahoo! Messenger application when this request is accepted.. EPSS estimates a 9.31% chance of exploitation in the next 30 days.

Description

Heap-based buffer overflow in Kakadu kdu_v32m.dll in Yahoo! Messenger 8.1.0.413 allows remote attackers to cause a denial of service (application crash) via a certain length field in JPEG2000 data, as demonstrated by sending an "invite to view my webcam" request, and then injecting a DLL into the attacker's peer Yahoo! Messenger application when this request is accepted.

Metrics

EPSS Probability

9.31%

94.7th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Yahoo	Messenger	8.1.0.413

References

Timeline

Published: Aug 17, 2007
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2007-4391?

How severe is CVE-2007-4391?

Severity scoring for CVE-2007-4391 is pending analysis. The EPSS model estimates a 9.31% probability of exploitation in the next 30 days.

How do I fix CVE-2007-4391?

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-2007-4391?

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

Scan your code now

Source: NVD / NIST