Vulnerability · Published Feb 9, 2021 · Assigned by Chrome
CVE-2021-21133
Medium 6.5
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 3.3% (higher than 88% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)6.5Medium
Exploit odds (30 days)3.3%top 11.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Insufficient policy enforcement in Downloads in Google Chrome prior to 88.0.4324.96 allowed an attacker who convinced a user to download files to bypass navigation restrictions via a crafted HTML page.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Debian:12 | chromium | 88.0.4324.96-0.1 | DEBIAN-CVE-2021-21133 |
| Debian:13 | chromium | 88.0.4324.96-0.1 | DEBIAN-CVE-2021-21133 |
| Debian:14 | chromium | 88.0.4324.96-0.1 | DEBIAN-CVE-2021-21133 |
Affected products (as reported)
References
- https://chromereleases.googleblog.com/2021/01/stable-channel-update-for-desktop_19.html x_refsource_MISC
- https://crbug.com/1157743 x_refsource_MISC
- https://msrc.microsoft.com/update-guide/en-US/vulnerability/CVE-2021-21133 x_refsource_MISC