Vulnerability · Published Aug 3, 2021 · Assigned by Chrome
CVE-2021-30571
Critical 9.6
In plain English
A critical-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 68% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)9.6Critical
Exploit odds (30 days)1.2%top 31.9% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Insufficient policy enforcement in DevTools in Google Chrome prior to 92.0.4515.107 allowed an attacker who convinced a user to install a malicious extension to potentially perform a sandbox escape via a crafted HTML page.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | chromium | 92.0.4515.107-r0 | ALPINE-CVE-2021-30571 |
| Alpine:v3.21 | chromium | 92.0.4515.107-r0 | ALPINE-CVE-2021-30571 |
| Alpine:v3.22 | chromium | 92.0.4515.107-r0 | ALPINE-CVE-2021-30571 |
| Alpine:v3.23 | chromium | 92.0.4515.107-r0 | ALPINE-CVE-2021-30571 |
| Alpine:v3.24 | chromium | 92.0.4515.107-r0 | ALPINE-CVE-2021-30571 |
| Debian:12 | chromium | 93.0.4577.82-1 | DEBIAN-CVE-2021-30571 |
| Debian:13 | chromium | 93.0.4577.82-1 | DEBIAN-CVE-2021-30571 |
| Debian:14 | chromium | 93.0.4577.82-1 | DEBIAN-CVE-2021-30571 |
Affected products (as reported)
References
- https://chromereleases.googleblog.com/2021/07/stable-channel-update-for-desktop_20.html x_refsource_MISC
- https://crbug.com/1101897 x_refsource_MISC
- FEDORA-2021-78b9d84299 vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-6225d60814 vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-02b301441f vendor-advisory, x_refsource_FEDORA