Cross-site scripting in iDRAC9 - CVE-2021-21542
Published: August 9, 2022
Vulnerability identifier: #VU66216
CSH Severity: Medium
CVSS v4: 4.8 [CVSS:4.0/AV:N/AC:L/AT:N/PR:H/UI:P/VC:N/VI:N/VA:N/SC:L/SI:L/SA:N]
CVE-ID: CVE-2021-21542
CWE-ID: CWE-79
Exploitation vector: Remote access
Exploit availability:
No public exploit available
Vulnerability details
The disclosed vulnerability allows a remote user to perform cross-site scripting (XSS) attacks.
The vulnerability exists due to insufficient sanitization of user-supplied data. A remote with high privileges 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.
Affected software
iDRAC9
EMC Data Domain
EMC Data Domain
How to mitigate CVE-2021-21542
Install updates from vendor's website.
iDRAC9 - update to 4.40.10.00
EMC Data Domain - addressed in versions 6.2.1.60, 7.2.0.70, 7.6.0.7
EMC Data Domain - addressed in versions 6.2.1.60, 7.2.0.70, 7.6.0.7