CVE-2020-6507: google chrome Improper Input Validation
Vulnerability summary
CVE-2020-6507 is a high (CVSS 8.8) Improper Input Validation vulnerability in google chrome. EPSS estimates a 19.08% chance of exploitation in the next 30 days, higher than 97.2% of scored vulnerabilities. 3 public exploits are recorded.
Advisory lineage
Upstream 0 · Downstream 7 · Related 5Timeline
- 22-07-2020PublishedVulnerability first disclosed.
- 04-08-2024Last modifiedVulnerability information updated.
Description
Out of bounds write in V8 in Google Chrome prior to 83.0.4103.106 allowed a remote attacker to potentially exploit heap corruption via a crafted HTML page.
CVSS metrics
4 scores · 3 sources · 2 versions- OSV · UbuntuEcosystem advisory · calculated8.8HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
- OSV · DebianEcosystem advisory · calculated8.8HighCVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
EPSS trend
Probability
19.08%
Chance of exploitation in the next 30 days
Percentile
97%
Versus all other CVEs
30-day change
0.00 pp
From 19.08% on 20-09-2026
Known exploited
Compare KEV catalogsNot in any of the 3 tracked catalogs.
Public exploits
3 foundExploit Reference (crbug.com)
Maturity: unknown
Exploit Reference (packetstormsecurity.com)
Maturity: unknown
Google Chrome 81.0.4044 V8 - Remote Code Execution
Maturity: poc
Weaknesses
CWE · root cause- CWE-20Improper Input ValidationThe product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.
- CWE-787Out-of-bounds WriteThe product writes data past the end, or before the beginning, of the intended buffer.
Affected systems
Ubuntu2 products
- chromium-browser< 84.0.4147.105-0ubuntu0.16.04.1 | < 84.0.4147.105-0ubuntu0.18.04.1
- libv8-3.14All versions (No fix recorded)
Debian1 product
- chromium< 83.0.4103.106-1
Google1 product
- chrome≥ unspecified, < 83.0.4103.106 | < 83.0.4103.106
3 vendors · 4 products
References
8 links- chromereleases.googleblog.com/2020/06/stable-channel-update-for-desktop_15.htmlX Refsource MISCVendor Advisory
- packetstormsecurity.com/files/162088/Google-Chrome-81.0.4044-V8-Remote-Code-Execution.htmlX Refsource MISCBroken Link
- packetstormsecurity.com/files/162105/Google-Chrome-81.0.4044-V8-Remote-Code-Execution.htmlX Refsource MISCExploitThird Party AdvisoryVDB Entry
