WordPress Core < 4.0.1 - Denial of Service via Long Password

2014-11-20 00:00

Javier Nieto Arevalo

Strategic Overview

Status

Patched in 3.7.5

Affected CoreWordPress 4.0

Affected Version3.7 – 4.0 · 5 branches

CVSS5.3Medium

CVECVE-2014-9034

View all WordPress 4.0 vulnerabilities

Vulnerability Overview

wp-includes/class-phpass.php in WordPress before 3.7.5, 3.8.x before 3.8.5, 3.9.x before 3.9.3, and 4.x before 4.0.1 allows remote attackers to cause a denial of service (CPU consumption) via a long password that is improperly handled during hashing, a similar issue to CVE-2014-9016.

Technical Analysis

REMEDIATION: Update to one of the following versions, or a newer patched version: 3.7.5, 3.8.5, 3.9.3, 4.0.1 --- 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-2014-9034 https://www.wordfence.com/threat-intel/vulnerabilities/id/43c781c3-dc3e-4258-b594-689d0035cab0

CVSS Vector

5.3

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityNone
IntegrityNone
AvailabilityLow

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