Multiple vulnerabilities in Piwigo

Published: 2020-04-01

Risk	Low
Patch available	YES
Number of vulnerabilities	2
CVE-ID	CVE-2020-9467 CVE-2020-8089
CWE-ID	CWE-79
Exploitation vector	Network
Public exploit	Public exploit code for vulnerability #1 is available.
Vulnerable software Subscribe	Piwigo Web applications / CMS
Vendor	Piwigo.org

Security Bulletin

This security bulletin contains information about 2 vulnerabilities.

1) Stored cross-site scripting

EUVDB-ID: #VU26508

Risk: Low

CVSSv3.1: 6.5 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N/E:P/RL:O/RC:C]

CVE-ID: CVE-2020-9467

CWE-ID: CWE-79 - Improper Neutralization of Input During Web Page Generation ('Cross-site Scripting')

Exploit availability: Yes

Description

The disclosed vulnerability allows a remote attacker to perform cross-site scripting (XSS) attacks.

The vulnerability exists due to insufficient sanitization of user-supplied data passed via the "file" parameter in "pwg.images.setInfo" function in "/ws.php". A remote attacker can permanently inject and execute arbitrary HTML and script code in user's browser in context of vulnerable website.

Successful exploitation of this vulnerability may allow a remote attacker to steal potentially sensitive information, change appearance of the web page, perform phishing and drive-by-download attacks.

Mitigation

Install update from vendor's website.

Vulnerable software versions

Piwigo: 2.10.1

External links

http://github.com/Piwigo/Piwigo/issues/1168

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. However, proof of concept for this vulnerability is available.

2) Stored cross-site scripting

EUVDB-ID: #VU26509

Risk: Low

CVSSv3.1: 6.3 [CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2020-8089