Cross-site scripting in Schneider Electric Rack PDU

1) Cross-site scripting

EUVDB-ID: #VU59229

Risk: Low

CVSSv3.1: 4.7 [CVSS:3.1/AV:N/AC:L/PR:L/UI:R/S:C/C:L/I:L/A:N/E:U/RL:O/RC:C]

CVE-ID: CVE-2021-22825

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

Exploit availability: No

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. A remote authenticated attacker can trick the victim to follow a specially crafted link 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 updates from vendor's website.

Vulnerable software versions

AP7xxxx and AP8xxx with NMC2: 6.9.6

AP7xxx and AP8xxx with NMC3: 1.1.0.3

APDU9xxx with NMC3: 1.0.0.28

External links

http://ics-cert.us-cert.gov/advisories/icsa-21-348-02
http://download.schneider-electric.com/files?p_Doc_Ref=SEVD-2021-348-04

Q & A

Can this vulnerability be exploited remotely?

Yes. This vulnerability can be exploited by a remote authenticated user via the Internet.

Is there known malware, which exploits this vulnerability?

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