CVE-2019-13720
Published: May 23, 2022
Official Description
Google Chrome WebAudio contains a use-after-free vulnerability that allows a remote attacker to potentially exploit heap corruption via a crafted HTML page.
CISA KEV Advisory
Google Chrome WebAudio Use-After-Free Vulnerability
Google Chrome WebAudio contains a use-after-free vulnerability that allows a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Apply updates per vendor instructions.
Risk Analysis
A use-after-free vulnerability in Google Chrome's WebAudio component allows a remote attacker to potentially exploit heap corruption via a crafted HTML page. This high-severity flaw, with an EPSS score of 0.88226 and confirmed exploitation in the wild, poses a significant risk to users browsing malicious websites.
This vulnerability has been actively exploited in the wild and is included in CISA's KEV catalog. Exploitation occurs when a user visits a malicious website containing crafted HTML.
Ensure Google Chrome is updated to its latest version immediately. Implement web filtering and educate users about the risks of visiting untrusted websites and clicking suspicious links.
Technical Analysis
CVE-2019-13720 requires local access, meaning attackers must already have a foothold on the target system.
Exploitation requires some privileges, which limits the exposure to scenarios where an attacker has already gained initial access.
CISA has added CVE-2019-13720 to the Known Exploited Vulnerabilities (KEV) catalog, confirming active exploitation in the wild. U.S. federal agencies are required to patch this within the mandated timeframe, and all organizations should treat remediation as urgent.
Affected Vendors & Products
Exploit & PoC Resources
All References (1)
Quick Facts
Recommended Actions
- →Apply vendor patches immediately
- →Monitor CVE-2019-13720 in threat intel feeds
- →Review IDS/IPS signatures for exploitation attempts
- !CISA KEV: Federal agencies must patch per BOD 22-01 timeline
- !Active exploitation confirmed — treat as P1