CVE-2008-4929

Name: CVE-2008-4929
Creator: NVD / NIST
Published: 2008-11-04T21:00:05.957+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

HIGHCVSS 7.5/10EPSS 2.24%

Last modified Jun 16, 2026

CVE-2008-4929 is a high-severity vulnerability rated 7.5/10 on the CVSS scale. MyBB (aka MyBulletinBoard) 1.4.2 uses insufficient randomness to compose filenames of uploaded files used as attachments, which makes it easier for remote attackers to read these files by guessing filenames.. EPSS estimates a 2.24% chance of exploitation in the next 30 days.

Description

MyBB (aka MyBulletinBoard) 1.4.2 uses insufficient randomness to compose filenames of uploaded files used as attachments, which makes it easier for remote attackers to read these files by guessing filenames.

Metrics

CVSS 3.1

7.5/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N

EPSS Probability

2.24%

80.6th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-330

Affected Software

Vendor	Product	Versions
Mybb	Mybb	1.4.2

References

http://archives.neohapsis.com/archives/bugtraq/2008-10/0203.htmlBroken Link, Exploit
http://archives.neohapsis.com/archives/fulldisclosure/2008-10/0472.htmlBroken Link, Exploit
http://www.openwall.com/lists/oss-security/2008/11/01/2Exploit, Mailing List
http://www.securityfocus.com/bid/31936Broken Link, Third Party Advisory, VDB Entry
http://www.vupen.com/english/advisories/2008/2967Broken Link
http://archives.neohapsis.com/archives/bugtraq/2008-10/0203.htmlBroken Link, Exploit
http://archives.neohapsis.com/archives/fulldisclosure/2008-10/0472.htmlBroken Link, Exploit
http://www.openwall.com/lists/oss-security/2008/11/01/2Exploit, Mailing List
http://www.securityfocus.com/bid/31936Broken Link, Third Party Advisory, VDB Entry
http://www.vupen.com/english/advisories/2008/2967Broken Link

Timeline

Published: Nov 4, 2008
Last Modified: Jun 16, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2008-4929?

How severe is CVE-2008-4929?

CVE-2008-4929 has a CVSS score of 7.5/10 (HIGH severity). The EPSS model estimates a 2.24% probability of exploitation in the next 30 days.

How do I fix CVE-2008-4929?

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-2008-4929?

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

Scan your code now

Source: NVD / NIST