CVE-2014-2265

Contact Form 7 < 3.7.2 - CAPTCHA Bypass

2014-02-26 00:00

Strategic Overview

Status: Patched in 3.7.2
Affected Plugin: Contact Form 7
Affected Version: < 3.7.2
CVSS: 5.3Medium
Weakness type: CWE-693 · Protection Mechanism Failure
CVE: CVE-2014-2265

At a glance

CVE-2014-2265 is a medium-severity Protection Mechanism Failure vulnerability in the Contact Form 7 WordPress plugin, affecting versions < 3.7.2. It carries a CVSS score of 5.3 (reachable over the network; low attack complexity). Exploitation requires no authentication. The issue is fixed in version 3.7.2; sites on affected versions should update now. Disclosed February 2014, reported by Hannah Sharp.

Vulnerability Overview

Rock Lobster Contact Form 7 before 3.7.2 allows remote attackers to bypass the CAPTCHA protection mechanism and submit arbitrary form data by omitting the _wpcf7_captcha_challenge_captcha-719 parameter.

Technical Analysis

The vector marks this flaw as remotely reachable over the network, with low attack complexity — no special timing or configuration is needed, and no privileges on the target site, and no interaction from a victim user.

CWE-693: Protection Mechanism Failure

The product does not use or incorrectly uses a protection mechanism that provides sufficient defense against directed attacks against the product.

Remediation

Update to version 3.7.2, or a newer patched version

How does WordSec protect against this?

The fix is the thing that ends this: Contact Form 7 3.7.2 closes this, and updating the plugin is the step that ends it.

Alerts

External References

https://www.cve.org/CVERecord?id=CVE-2014-2265 https://www.wordfence.com/threat-intel/vulnerabilities/id/e421cb35-e9f4-43f3-a39e-d51d197bc279 https://nvd.nist.gov/vuln/detail/CVE-2014-2265

Related records

Other vulnerabilities in Contact Form 7

CVSS Vector

5.3

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

Base

Attack VectorNetwork
Attack ComplexityLow
Privileges RequiredNone
User InteractionNone
ScopeUnchanged
ConfidentialityNone
IntegrityLow
AvailabilityNone

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