Vulnerability · Published Feb 9, 2021 · Assigned by Chrome
CVE-2021-21147
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 0.9% (higher than 59% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.
Severity (CVSS NVD)4.3Medium
Exploit odds (30 days)0.9%top 41.5% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known
Official description
Inappropriate implementation in Skia in Google Chrome prior to 88.0.4324.146 allowed a local attacker to spoof the contents of the Omnibox (URL bar) via a crafted HTML page.
Affected packages & fixed versions
| Ecosystem | Package | Fixed in | Advisory |
|---|---|---|---|
| Alpine:v3.20 | qt5-qtwebengine | 5.15.3_git20200401-r0 | ALPINE-CVE-2021-21147 |
| Alpine:v3.21 | qt5-qtwebengine | 5.15.3_git20200401-r0 | ALPINE-CVE-2021-21147 |
| Alpine:v3.22 | qt5-qtwebengine | 5.15.3_git20200401-r0 | ALPINE-CVE-2021-21147 |
| Alpine:v3.23 | qt5-qtwebengine | 5.15.3_git20200401-r0 | ALPINE-CVE-2021-21147 |
| Debian:12 | chromium | 88.0.4324.146-1 | DEBIAN-CVE-2021-21147 |
| Debian:13 | chromium | 88.0.4324.146-1 | DEBIAN-CVE-2021-21147 |
| Debian:14 | chromium | 88.0.4324.146-1 | DEBIAN-CVE-2021-21147 |
Affected products (as reported)
References
- https://chromereleases.googleblog.com/2021/02/stable-channel-update-for-desktop.html x_refsource_MISC
- https://crbug.com/1162942 x_refsource_MISC
- FEDORA-2021-05afa65d39 vendor-advisory, x_refsource_FEDORA
- FEDORA-2021-7fb30b9381 vendor-advisory, x_refsource_FEDORA
- GLSA-202104-08 vendor-advisory, x_refsource_GENTOO