YOP Poll <= 6.5.28 - Reusable Captcha via validateImage

2023-10-24 00:00

qilin_99

Strategic Overview

Status

Patched in 6.5.29

Affected PluginYOP Poll

Affected Version<= 6.5.28

CVSS5.3Medium

CVECVE-2023-46611

View all YOP Poll vulnerabilities

Vulnerability Overview

The YOP Poll plugin for WordPress is vulnerable to captcha bypass due to a reusable captcha bypass in the validateImage function in all versions up to, and including, 6.5.28. This makes it possible for unauthenticated attackers to vote multiple times using the same captcha image

Technical Analysis

REMEDIATION: Update to version 6.5.29, or a newer patched version --- IDENTIFIER: CWE-804 (Guessable CAPTCHA) The product uses a CAPTCHA challenge, but the challenge can be guessed or automatically recognized by a non-human actor.

External References

https://www.cve.org/CVERecord?id=CVE-2023-46611 https://www.wordfence.com/threat-intel/vulnerabilities/id/33f8f75d-c57e-456c-a48a-82fa668adb1c

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

This record contains material that is subject to copyright

CVE Usage: MITRE hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute Common Vulnerabilities and Exposures (CVE®). Any copy you make for such purposes is authorized provided that you reproduce MITRE's copyright designation and this license in any such copy.

https://www.cve.org/Legal/TermsOfUse

Defiant hereby grants you a perpetual, worldwide, non-exclusive, no-charge, royalty-free, irrevocable copyright license to reproduce, prepare derivative works of, publicly display, publicly perform, sublicense, and distribute this software vulnerability information. Any copy of the software vulnerability information you make for such purposes is authorized provided that you include a hyperlink to this vulnerability record and reproduce Defiant's copyright designation and this license in any such copy.

https://www.wordfence.com/wordfence-intelligence-terms-and-conditions/