CVE-2009-3890

Home/CVE/Unrestricted file upload vulnerability in the wp_check_filetype function in wp-includes/functions.php in WordPress befor

CVE

Unrestricted file upload vulnerability in the wp_check_filetype function in wp-includes/functions.php in WordPress befor

Unrestricted file upload vulnerability in the wp_check_filetype function in wp-includes/functions.php in WordPress before 2.8.6, when a certain configuration of the mod_mime module in the Apache HTTP Server is enabled, allows remote authenticated users to execute arbitrary code by posting an attachment with a multiple-extension filename, and then accessing this attachment via a direct request to a wp-content/uploads/ pathname, as demonstrated by a .php.jpg filename.

MEDIUM · CVSS 6 EPSS 0.10487

Schedule remediation

EPSS ≥ 0.10 - elevated exploitation probability
EPSS percentile: top 7% of all CVEs by exploitation likelihood
Public exploit or PoC is available

Sigma rules0 YARA rules0

⬡

Weakness Classification

CWE-94Improper Control of Generation of Code ('Code Injection')

▤

Affected Products & Versions

wordpress<= 2.8.5

⚠

Public Exploits & PoCs

webappsWordPress Core < 2.8.5 - Unrestricted Arbitrary File Upload / Arbitrary PHP Code Executionverified

▣

Scoring & Timeline

MEDIUM · CVSS v2 (legacy) · secalert@redhat.com

View on NVD

This CVE predates CVSS v3; the legacy v2 score is shown so triage still has a severity to work with.

v2 Vector

AV:N/AC:M/Au:S/C:P/I:P/A:P

Published to NVD17 Nov 2009 · 06:30 PM

🔗

References & Sources

Source URLs (vendor pages, mailing lists, write-ups). Exploit/PoC links are in their own section above to avoid duplication.

http://archives.neohapsis.com/archives/fulldisclosure/2009-11/0142.htmlBroken Link

http://archives.neohapsis.com/archives/fulldisclosure/2009-11/0149.htmlBroken Link

http://archives.neohapsis.com/archives/fulldisclosure/2009-11/0153.htmlBroken Link

http://core.trac.wordpress.org/ticket/11122Issue TrackingVendor Advisory

http://secunia.com/advisories/37332Third Party Advisory

http://wordpress.org/development/2009/11/wordpress-2-8-6-security-release/PatchVendor Advisory

Show all 10 references

http://www.openwall.com/lists/oss-security/2009/11/15/2Mailing ListThird Party Advisory

http://www.openwall.com/lists/oss-security/2009/11/15/3Mailing ListThird Party Advisory

http://www.openwall.com/lists/oss-security/2009/11/16/1Mailing ListThird Party Advisory

http://www.osvdb.org/59958Broken Link

Intelligence Graph · click any node to traverse

CVETechnique ActorTool Family

drag to reposition · click any node to traverse · button top-right enlarges

External lookups - second-class, for what we don’t hold ourselves

NVD CVE.org CISA Vulners Exploit-DB GitHub PoC VulnCheck KEV GreyNoise

Vulnerabilities
CISA KEV catalog
CWE weaknesses
CAPEC attack patterns
Package vulnerabilities

Threat intelligence
Threat actors
Tools & malware
ATT&CK techniques
IOCs

Detection & defense
Sigma rules
YARA rules
Atomic Red Team tests
D3FEND countermeasures

Compliance
NIST 800-53
ISO 27001:2022
SOC 2 TSC
PCI-DSS v4.0
CIS Controls v8.1

About
All capabilities
Live statistics
Data sources
Privacy policy
Terms of service

threatengine.sh · Open-source threat intelligence platform · 100+ authoritative sources · Every fact traces to its origin