VDB
CVE-2021-30633
CVE-2021-30633
PUBLISHED
KEV
Use after free in Indexed DB API in Google Chrome prior to 93.0.4577.82 allowed a remote attacker who had compromised the renderer process to potentially perform a sandbox escape via a crafted HTML page.
EPSS 30.06% · 96.8th percentile
Risk Scores
EPSS Score
30.06%
96.8th percentile
Affected Products
| Vendor | Product | Versions |
|---|---|---|
| Ubuntu:18.04:LTS | chromium-browser | 0, 61.0.3163.100-0ubuntu1.1378, 62.0.3202.62-0ubuntu0.17.10.1380 |
Exploit Intelligence
- Use-after-free in Indexed DB (Google Chrome) (gpz)
- Use-after-free in Indexed DB (Google Chrome) (gpz)
- Use-after-free in Indexed DB (Google Chrome) (gpz)
- Use-after-free in Indexed DB (Google Chrome) (gpz)
- Use-after-free in Indexed DB (Google Chrome) (gpz)
- Use-after-free in Indexed DB (Google Chrome) (gpz)
- kev.json (github-poc)
- kev.json (github-poc)
- kev.json (github-poc)
- kev.json (github-poc)
…and 10 more exploits
Timeline
- Sep 13, 2021 PoC Published
- Sep 21, 2021 CVE Published
- Oct 9, 2021 EPSS Score
- Oct 13, 2021 EPSS Score
- Nov 3, 2021 CISA KEV Added
- Feb 4, 2022 EPSS Score
- Apr 1, 2022 EPSS Score
- Mar 7, 2023 EPSS Score
- Mar 29, 2025 EPSS Score
- Mar 30, 2025 EPSS Score
- Apr 1, 2025 EPSS Score
- May 1, 2025 EPSS Score
References
- https://ubuntu.com/security/CVE-2021-30633 third-party-advisory
- https://www.cve.org/CVERecord?id=CVE-2021-30633 third-party-advisory
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog third-party-advisory