Out-of-bounds Read in Google Chrome
CVE-2020-6455
Out of bounds read in WebSQL in Google Chrome prior to 81.0.4044.92 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
Vulnerability class: Buffer Overflow
EPSS: 0.020 (77.9th percentile) — read the EPSS interpretation.
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.
Affected products
- Google Chrome — versions unspecified
- Debian Debian_linux — versions 9.0, 10.0
- Fedoraproject Fedora — versions 30, 31, 32
- Opensuse Backports — versions sle-15
- Opensuse Leap — versions 15.1
Weakness classification (CWE)
Public proof-of-concept exploits
References
- chrome-cve-admin@google.com (x_refsource_MISC, Release Notes, Vendor Advisory)
- chrome-cve-admin@google.com (Permissions Required, x_refsource_MISC, Vendor Advisory)
- chrome-cve-admin@google.com (vendor-advisory, Third Party Advisory, x_refsource_SUSE)
- chrome-cve-admin@google.com (vendor-advisory, Third Party Advisory, x_refsource_SUSE)
- chrome-cve-admin@google.com (x_refsource_FEDORA, vendor-advisory)
- chrome-cve-admin@google.com (x_refsource_FEDORA, vendor-advisory)
- chrome-cve-admin@google.com (x_refsource_FEDORA, vendor-advisory)
- chrome-cve-admin@google.com (vendor-advisory, Third Party Advisory, x_refsource_DEBIAN)
Frequently asked questions
- What is CVE-2020-6455?
- CVE-2020-6455 is a high-severity vulnerability in Google Chrome, classified under Out-of-bounds Read. CVSS score: 8.8/10. Published 2020-04-13.
- How severe is CVE-2020-6455?
- High severity. CVSS v3 base score is 8.8 out of 10.
- Is CVE-2020-6455 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.