| Vulnerability Name: | CVE-2021-21220 (CCN-199834) | ||||||||||||||||||||||||||||||||||||
| Assigned: | 2020-12-21 | ||||||||||||||||||||||||||||||||||||
| Published: | 2021-04-13 | ||||||||||||||||||||||||||||||||||||
| Updated: | 2022-06-28 | ||||||||||||||||||||||||||||||||||||
| Summary: | Insufficient validation of untrusted input in V8 in Google Chrome prior to 89.0.4389.128 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page. | ||||||||||||||||||||||||||||||||||||
| CVSS v3 Severity: | 8.8 High (CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H) 7.9 High (Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C)
7.9 High (CCN Temporal CVSS v3.1 Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H/E:P/RL:O/RC:C)
| ||||||||||||||||||||||||||||||||||||
| CVSS v2 Severity: | 6.8 Medium (CVSS v2 Vector: AV:N/AC:M/Au:N/C:P/I:P/A:P)
| ||||||||||||||||||||||||||||||||||||
| Vulnerability Type: | CWE-787 | ||||||||||||||||||||||||||||||||||||
| Vulnerability Consequences: | Gain Access | ||||||||||||||||||||||||||||||||||||
| References: | Source: MITRE Type: CNA CVE-2021-21220 Source: MISC Type: Third Party Advisory, VDB Entry http://packetstormsecurity.com/files/162437/Google-Chrome-XOR-Typer-Out-Of-Bounds-Access-Remote-Code-Execution.html Source: CCN Type: Google Chrome Releases Web site Stable Channel Update for Desktop Source: MISC Type: Release Notes, Third Party Advisory https://chromereleases.googleblog.com/2021/04/stable-channel-update-for-desktop.html Source: MISC Type: Third Party Advisory https://crbug.com/1196683 Source: XF Type: UNKNOWN google-chrome-cve202121220-code-exec(199834) Source: FEDORA Type: Mailing List, Third Party Advisory FEDORA-2021-ff893e12c5 Source: FEDORA Type: Mailing List, Third Party Advisory FEDORA-2021-35d2bb4627 Source: FEDORA Type: Mailing List, Third Party Advisory FEDORA-2021-c3754414e7 Source: CCN Type: Packet Storm Security [04-13-2021] Chrome V8 JavaScript Engine Remote Code Execution Source: CCN Type: Packet Storm Security [05-03-2021] Google Chrome XOR Typer Out-Of-Bounds Access / Remote Code Execution Source: GENTOO Type: Third Party Advisory GLSA-202104-08 Source: CCN Type: CYBERSECURITY & INFRASTRUCTURE SECURITY AGENCY KNOWN EXPLOITED VULNERABILITIES CATALOG Source: CCN Type: Rapid7 Vulnerability and Exploit Database [04-13-2021] Google Chrome versions before 89.0.4389.128 V8 XOR Typer Out-Of-Bounds Access RCE Source: CCN Type: WhiteSource Vulnerability Database CVE-2021-21220 Source: CCN Type: ZDI-21-411 (Pwn2Own) Chromium V8 XOR Typer Mismatch Out-Of-Bounds Access Remote Code Execution Vulnerability | ||||||||||||||||||||||||||||||||||||
| Vulnerable Configuration: | Configuration 1: Configuration 2:  Denotes that component is vulnerable | ||||||||||||||||||||||||||||||||||||
| Oval Definitions | |||||||||||||||||||||||||||||||||||||
| |||||||||||||||||||||||||||||||||||||
| BACK | |||||||||||||||||||||||||||||||||||||