WordPress Core <= 2.8.4 - Denial of Service

2009-10-20 00:00

Anonymous

Strategic Overview

Status

Patched in 2.8.5

Affected CoreWordPress 2.8

Affected Version<= 2.8.4

CVSS6.5Medium

CVECVE-2009-3622

View all WordPress 2.8 vulnerabilities

Vulnerability Overview

Algorithmic complexity vulnerability in wp-trackback.php in WordPress before 2.8.5 allows remote attackers to cause a denial of service (CPU consumption and server hang) via a long title parameter in conjunction with a charset parameter composed of many comma-separated "UTF-8" substrings, related to the mb_convert_encoding function in PHP.

Technical Analysis

REMEDIATION: Update to version 2.8.5, or a newer patched version --- IDENTIFIER: CWE-400 (Uncontrolled Resource Consumption) The product does not properly control the allocation and maintenance of a limited resource.

External References

https://www.cve.org/CVERecord?id=CVE-2009-3622 https://www.wordfence.com/threat-intel/vulnerabilities/id/81bf9a8d-fc70-45d9-a352-4a5bfb2c43f4

CVSS Vector

6.5

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredLow
User InteractionNone
ScopeUnchanged
ConfidentialityNone
IntegrityNone
AvailabilityHigh

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