CVE-2021-21543 Cross-site scripting in Integrated Dell Remote Access Controller (iDRAC)
Remote authenticated attackers can inject malicious scripts into Dell iDRAC9, leading to code execution in victim browsers.
- Exploited in the wild
- Not known
- Login needed
- An administrator
- Attackable
- Over the internet
- Victim action needed
- A user has to click or open something
- Fix
- None listed
What is CVE-2021-21543?
CVE-2021-21543 is a medium-severity cross-site scripting vulnerability in Integrated Dell Remote Access Controller (iDRAC), published on 30 Apr 2021. An attacker needs administrator access to exploit it, and only if a user opens a file or follows a link.
Official description
Dell EMC iDRAC9 versions prior to 4.40.00.00 contain multiple stored cross-site scripting vulnerabilities. A remote authenticated malicious user with high privileges could potentially exploit these vulnerabilities to store malicious HTML or JavaScript code through multiple affected parameters. When victim users access the submitted data through their browsers, the malicious code gets executed by the web browser in the context of the vulnerable application.
Weakness: CWE-79
Which versions are affected by CVE-2021-21543?
It affects 1 product.
Products include Dell Idrac9 Firmware.
How do I fix CVE-2021-21543?
No fix has been published for CVE-2021-21543 yet. Limit exposure of the affected software until one is available.
Escape output for the context it lands in and set a strict Content Security Policy. Upgrading the affected component is the real fix. More about Cross-site scripting.
Is CVE-2021-21543 being exploited?
There is no known exploitation of CVE-2021-21543 in the wild and no public exploit code.
Other vulnerabilities in Integrated Dell Remote Access Controller (iDRAC)
- CVE-2021-21538 Auth bypass in Integrated Dell Remote Access Controller (iDRAC)
- CVE-2019-3706 Web Interface Authentication Bypass Vulnerability
- CVE-2019-3707 WS-MAN Authentication Bypass Vulnerability
- CVE-2020-5366 Path traversal in Integrated Dell Remote Access Controller (iDRAC)
- CVE-2018-1249 Security feature bypass in iDRAC9
Sources
Also known as GHSA-rr5f-6hj6-9jf3.