Multiple vulnerabilities in PrestaShop



Risk Medium
Patch available YES
Number of vulnerabilities 2
CVE-ID CVE-2021-21302
CVE-2021-21308
CWE-ID CWE-94
CWE-613
Exploitation vector Network
Public exploit N/A
Vulnerable software
 PrestaShop
Web applications / E-Commerce systems

Vendor PrestaShop SA

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) CSV Injection

EUVDB-ID: #VU50834

Risk: Low

CVSSv4.0: 1.2 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Clear]

CVE-ID: CVE-2021-21302

CWE-ID: CWE-94 - Improper Control of Generation of Code ('Code Injection')

Exploit availability: No

Description

The vulnerability allows a remote attacker to inject arbitrary content via CSV files.

The vulnerability exists due to improper input validation in shop search keywords via the admin panel when processing CSV files. A remote attacker can trick the victim to load a specially crafted CVS file and inject arbitrary content to the website.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

PrestaShop: 1.5.0.0 - 1.7.7.1

CPE2.3 External links

https://github.com/PrestaShop/PrestaShop/security/advisories/GHSA-2rw4-2p99-cmx9/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.

2) Insufficient Session Expiration

EUVDB-ID: #VU50835

Risk: Medium

CVSSv4.0: 2.7 [CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:U/U:Green]

CVE-ID: CVE-2021-21308

CWE-ID: CWE-613 - Insufficient Session Expiration

Exploit availability: No

Description

The vulnerability allows a remote attacker to impersonate web application users.

The vulnerability exists due to insufficient session expiration issue within the soft logout feature. A remote non-authenticated attacker can impersonate web application users and execute customer commands.

Mitigation

Install updates from vendor's website.

Vulnerable software versions

PrestaShop: 1.5.0.0 - 1.7.7.1

CPE2.3 External links

https://github.com/PrestaShop/PrestaShop/security/advisories/GHSA-557h-hf3c-whcg/


Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote non-authenticated attacker via the Internet.

Is there known malware, which exploits this vulnerability?

No. We are not aware of malware exploiting this vulnerability.



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