8.8

CVE-2020-6387: google chrome Out-of-bounds Write

CVSS: 8.8v3.1HighModified
AliasesUBUNTU-CVE-2020-6387DEBIAN-CVE-2020-6387
Published 11-02-2020Last modified 04-08-2024
Open JSON

Vulnerability summary

CVE-2020-6387 is a high (CVSS 8.8) Out-of-bounds Write vulnerability in google chrome. EPSS estimates a 1.81% chance of exploitation in the next 30 days, higher than 78.2% of scored vulnerabilities.

Overall risk
36/100
0100
Medium · default modelHow is this calculated?
CVSS score
8.8/10
010
High · v3.1 (NVD)
EPSS score
1.81%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits0No public exploits recorded

Advisory lineage

Upstream 0 · Downstream 8 · Related 5
DSA-4638-1MGASA-2020-0123OPENSUSE-SU-2020:0189-1OPENSUSE-SU-2020:0210-1OPENSUSE-SU-2020:0233-1OPENSUSE-SU-2024:10681-1

Timeline

  1. 11-02-2020
    PublishedVulnerability first disclosed.
  2. 04-08-2024
    Last modifiedVulnerability information updated.

Description

Out of bounds write in WebRTC in Google Chrome prior to 80.0.3987.87 allowed a remote attacker to potentially exploit heap corruption via a crafted video stream.

CVSS metrics

4 scores · 3 sources · 2 versions

EPSS trend

Probability

1.81%

Chance of exploitation in the next 30 days

Percentile

78%

Versus all other CVEs

30-day change

0.00 pp

From 1.81% on 18-09-2026

18-09-202618-10-2026
EPSS score
1.81%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

0 found

No public exploits indexed.

Weaknesses

CWE · root cause

Affected systems

Debian1 product
  • chromium< 80.0.3987.106-1
Google1 product
  • chrome≥ unspecified, < 80.0.3987.87 | < 80.0.3987.87
Ubuntu1 product
  • chromium-browser< 80.0.3987.87-0ubuntu0.16.04.1 | < 80.0.3987.87-0ubuntu0.18.04.1

3 vendors · 3 products

References

12 links
Show all 12 references