Vulnerability · Published Oct 8, 2021 · Assigned by Chrome
CVE-2021-37963
Medium 4.3
In plain English
A medium-severity security flaw in Chrome from Google. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 1.2% (higher than 67% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)4.3Medium
Exploit odds (30 days)1.2%top 32.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Side-channel information leakage in DevTools in Google Chrome prior to 94.0.4606.54 allowed a remote attacker to bypass site isolation via a crafted HTML page.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | chromium | 97.0.4692.71-0.1 | DEBIAN-CVE-2021-37963 |
| Debian:13 | chromium | 97.0.4692.71-0.1 | DEBIAN-CVE-2021-37963 |
| Debian:14 | chromium | 97.0.4692.71-0.1 | DEBIAN-CVE-2021-37963 |
Affected products (as reported)
References
- https://chromereleases.googleblog.com/2021/09/stable-channel-update-for-desktop_21.html x_refsource_MISC
- https://crbug.com/1199865 x_refsource_MISC
- FEDORA-2021-ab09a05562 vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-591b3a2af0 vendor-advisory, x_refsource_FEDORA
- DSA-5046 vendor-advisory, x_refsource_DEBIAN