VDB
CVE-2021-21222
CVE-2021-21222
PUBLISHED
Heap buffer overflow in V8 in Google Chrome prior to 90.0.4430.85 allowed a remote attacker who had compromised the renderer process to bypass site isolation via a crafted HTML page.
EPSS 0.96% · 76.9th percentile
Risk Scores
EPSS Score
0.96%
76.9th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:18.04:LTS | chromium-browser | 0, 61.0.3163.100-0ubuntu1.1378, 62.0.3202.89-0ubuntu1.1386 |
Exploit Intelligence
- CIRCL exploited: CVE-2021-21224 (circl-sighting)
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2021-21224 (circl)
- https://crbug.com/1195777 (circl)
- https://chromereleases.googleblog.com/2021/04/stable-channel-update-for-desktop_20.html (circl)
- DSA-4906 (circl)
- GLSA-202104-08 (circl)
- FEDORA-2021-c3754414e7 (circl)
- FEDORA-2021-ff893e12c5 (circl)
- FEDORA-2021-35d2bb4627 (circl)
- CIRCL seen: CVE-2021-21224 (circl-sighting)
…and 14 more exploits
Timeline
- Apr 21, 2021 CVE Published
- Apr 21, 2021 PoC Published
- Apr 27, 2021 EPSS Score
- Jun 10, 2021 PoC Published
- Jun 30, 2021 EPSS Score
- Sep 1, 2021 EPSS Score
- Nov 8, 2021 PoC Published
- Nov 20, 2021 PoC Published
- Jan 3, 2022 EPSS Score
- Jan 6, 2022 EPSS Score
- Feb 4, 2022 EPSS Score
- Mar 6, 2022 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-21222 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-21222 third-party-advisory