CVE-2009-4449

Exploitation

Not assessed. CISA has not published an exploitation assessment for this record, and it is not in the KEV catalog. That is an absence of assessment, not a finding of no risk.

SSVC decision

Not assessed by CISA

EPSS probability

2.70% probability of exploitation activity in the next 30 days.

EPSS percentile

Ranks above 84.6% of scored records. A rank, not a probability.

NVD base score

6.5 (CVSS v3.x), scored by the NVD independently of the CNA.

NVD CVSS vector

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

NVD analysis status

Modified. NVD last modified this record on 2026-06-16.

Red Hat severity

No Red Hat rating. Red Hat rates the CVEs that affect its products.

Exploit-prediction scores from FIRST. Independent scoring and analysis status from the NVD. Vendor severity from Red Hat. Exploitation assessment and catalog membership from CISA.

Published

2009-12-29 20:15Z16 YR AGO

Last updated

2024-08-07 07:01Z2 YR AGO

Reserved

2009-12-29

Assigning CNA

mitre

Record state

PUBLISHED

Severity

Not rated by the issuing CNA

CNA CVSS vector

Not published by the issuing CNA

Weaknesses

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

Data version

5.1

Document digest

4dbf9010946525a8e83e8b8aa867134a466d7f38d737a430563ca82d2fa15df4

• www.securityfocus.com37489http://www.securityfocus.com/bid/37489vdb-entryx_refsource_BID
• openwall.com[oss-security] 20101008 CVE request: mybb before 1.4.11 and before 1.4.12http://openwall.com/lists/oss-security/2010/10/08/7mailing-listx_refsource_MLIST
• dev.mybboard.nethttp://dev.mybboard.net/projects/mybb/repository/revisions/4663/diff/branches/1.4-stable/admin/modules/user/users.phpx_refsource_CONFIRM
• secunia.com37906http://secunia.com/advisories/37906third-party-advisoryx_refsource_SECUNIA
• openwall.com[oss-security] 20101011 Re: CVE request: mybb before 1.4.11 and before 1.4.12http://openwall.com/lists/oss-security/2010/10/11/8mailing-listx_refsource_MLIST
• dev.mybboard.nethttp://dev.mybboard.net/issues/617x_refsource_CONFIRM
• www.vupen.comADV-2009-3651http://www.vupen.com/english/advisories/2009/3651vdb-entryx_refsource_VUPEN
• openwall.com[oss-security] 20101206 Re: CVE request: mybb before 1.4.11 and before 1.4.12http://openwall.com/lists/oss-security/2010/12/06/2mailing-listx_refsource_MLIST
• osvdb.org61359http://osvdb.org/61359vdb-entryx_refsource_OSVDB
• blog.mybboard.nethttp://blog.mybboard.net/2009/12/29/mybb-1-4-11-released-minor-patch-security-update/x_refsource_CONFIRM
• dev.mybboard.nethttp://dev.mybboard.net/projects/mybb/repository/revisions/4663/diff/branches/1.4-stable/usercp.phpx_refsource_CONFIRM