Use After Free in Google Chrome
CVE-2023-0471
Use after free in WebTransport in Google Chrome prior to 109.0.5414.119 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. (Chromium security severity: High)
Vulnerability class: Use-After-Free
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.8 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.007 (52.8th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 52.8% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.007 · newest: 0.007 · change: 0.000
Affected products
- Google Chrome — versions unspecified
Weakness classification (CWE)
Public proof-of-concept exploits
References
- chromereleases.googleblog.com/2023/01/stable-channel-update-for-desktop_24.html (Release Notes, Vendor Advisory)
- crbug.com/1376354 (Permissions Required, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-0471?
- CVE-2023-0471 is a high-severity vulnerability in Google Chrome, classified under Use After Free. CVSS score: 8.8/10. Published 2023-01-30.
- How severe is CVE-2023-0471?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2023-0471 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.