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CVE-2021-21577

MEDIUMCVSS 6.1/10EPSS 0.87%

Last modified

CVE-2021-21577 is a medium-severity vulnerability rated 6.1/10 on the CVSS scale. Dell EMC iDRAC9 versions prior to 4.40.40.00 contain a DOM-based cross-site scripting vulnerability. A remote attacker could potentially exploit this vulnerability to run malicious HTML or JavaScript in a victim’s browser by tricking a victim in to following a specially crafted link.. EPSS estimates a 0.87% chance of exploitation in the next 30 days.

Description

Dell EMC iDRAC9 versions prior to 4.40.40.00 contain a DOM-based cross-site scripting vulnerability. A remote attacker could potentially exploit this vulnerability to run malicious HTML or JavaScript in a victim’s browser by tricking a victim in to following a specially crafted link.

Metrics

CVSS 3.1
6.1/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:C/C:L/I:L/A:N

EPSS Probability
0.87%

54.1th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
DellEmc Idrac9 Firmware< 4.40.40.00

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2021-21577?
Dell EMC iDRAC9 versions prior to 4.40.40.00 contain a DOM-based cross-site scripting vulnerability. A remote attacker could potentially exploit this vulnerability to run malicious HTML or JavaScript in a victim’s browser by tricking a victim in to following a specially crafted link.
How severe is CVE-2021-21577?
CVE-2021-21577 has a CVSS score of 6.1/10 (MEDIUM severity). The EPSS model estimates a 0.87% probability of exploitation in the next 30 days.
How do I fix CVE-2021-21577?
Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2021-21577?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST