CVE-2021-38000: Google Chromium Intents Improper Input Validation Vulnerability

CISA Known Exploited Vulnerability (KEV)

Description

Google Chromium Intents contains an improper input validation vulnerability that allows a remote attacker to arbitrarily browser to a malicious URL via a crafted HTML page. This vulnerability could affect multiple web browsers that utilize Chromium, including, but not limited to, Google Chrome, Microsoft Edge, and Opera.

Required action (CISA)

Apply updates per vendor instructions.

Notes

https://nvd.nist.gov/vuln/detail/CVE-2021-38000

Weakness behind it

CISA records this vulnerability as an instance of CWE-20. From there the chain continues into CAPEC attack patterns and ATT&CK techniques, all inside this corpus.

References

• NVD: https://nvd.nist.gov/vuln/detail/CVE-2021-38000
• KEV catalog: https://www.cisa.gov/known-exploited-vulnerabilities-catalog