WordPress Core < 3.9.2 - Denial of Service via XML #2

2014-08-06 00:00

Ivan Novikov

Strategic Overview

Status

Patched in 3.7.4

Affected CoreWordPress 3.9

Affected Version3.7 – 3.9.1 · 4 branches

CVSS6.5Medium

CVECVE-2014-5266

View all WordPress 3.9 vulnerabilities

Vulnerability Overview

The Incutio XML-RPC (IXR) Library, as used in WordPress before 3.9.2 and Drupal 6.x before 6.33 and 7.x before 7.31, does not limit the number of elements in an XML document, which allows remote attackers to cause a denial of service (CPU consumption) via a large document, a different vulnerability than CVE-2014-5265.

Technical Analysis

REMEDIATION: Update to one of the following versions, or a newer patched version: 3.7.4, 3.8.4, 3.9.2 --- 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-2014-5266 https://www.wordfence.com/threat-intel/vulnerabilities/id/b0382227-48eb-4a97-8f3c-5c8fc4bcc0b6

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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