YITH WooCommerce Gift Cards Premium Plugin up to 3.3.0 on WordPress Shopping Cart php picture unrestricted upload

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CVSS Meta Temp Score
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CTI Interest Score
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6.6$0-$5k0.07

A vulnerability, which was classified as critical, has been found in YITH WooCommerce Gift Cards Premium Plugin up to 3.3.0 on WordPress (E-Commerce Management Software). This issue affects an unknown code block of the file php of the component Shopping Cart Handler. The manipulation of the argument picture with an unknown input leads to a privilege escalation vulnerability. Using CWE to declare the problem leads to CWE-434. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

An arbitrary file upload vulnerability in the YITH WooCommerce Gift Cards Premium plugin before 3.3.1 for WordPress allows remote attackers to achieve remote code execution on the operating system in the security context of the web server. In order to exploit this vulnerability, an attacker must be able to place a valid Gift Card product into the shopping cart. An uploaded file is placed at a predetermined path on the web server with a user-specified filename and extension. This occurs because the ywgc-upload-picture parameter can have a .php value even though the intention was to only allow uploads of Gift Card images.

The weakness was presented 02/22/2021. The advisory is shared at github.com. The identification of this vulnerability is CVE-2021-3120 since 01/11/2021. The exploitation is known to be easy. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Technical details as well as a public exploit are known.

It is declared as proof-of-concept. The exploit is available at github.com.

Upgrading to version 3.3.1 eliminates this vulnerability.

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VulDB Meta Base Score: 7.3
VulDB Meta Temp Score: 6.6

VulDB Base Score: 7.3
VulDB Temp Score: 6.6
VulDB Vector: 🔒
VulDB Reliability: 🔍

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VulDB Base Score: 🔒
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VulDB Reliability: 🔍

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Exploitinginfoedit

Class: Privilege escalation
CWE: CWE-434
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔒
Access: Public
Status: Proof-of-Concept
Download: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat: 🔍
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Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: WooCommerce Gift Cards Premium Plugin 3.3.1

Timelineinfoedit

01/11/2021 CVE assigned
02/22/2021 +42 days Advisory disclosed
02/22/2021 +0 days VulDB entry created
03/04/2021 +10 days VulDB last update

Sourcesinfoedit

Advisory: github.com
Status: Confirmed

CVE: CVE-2021-3120 (🔒)
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfoedit

Created: 02/22/2021 11:16 PM
Updated: 03/04/2021 11:38 AM
Changes: (8) vulnerability_cvss2_nvd_av vulnerability_cvss2_nvd_ac vulnerability_cvss2_nvd_au vulnerability_cvss2_nvd_ci vulnerability_cvss2_nvd_ii vulnerability_cvss2_nvd_ai source_cve_cna vulnerability_cvss2_nvd_basescore
Complete: 🔍

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