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Fencer Intel
medium 4.3

CVE-2020-15959 json

Insufficient policy enforcement in networking in Google Chrome prior to 85.0.4183.102 allowed an attacker who convinced the user to enable…

published 6y ago modified 4mo ago also EUVD-2020-7930

cvss
4.3
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
1.2%
EPSS 1.2% chance of exploitation in 30 days, percentile 69%
public exploits
0
none known

Summary

Insufficient policy enforcement in networking in Google Chrome prior to 85.0.4183.102 allowed an attacker who convinced the user to enable logging to obtain potentially sensitive information from process memory via social engineering.

Patch / fix

  • Google Chrome 85.0.4183.102
  • chromium Debian 14, Debian 13, Debian 12 87.0.4280.88-0.1

debian advisories DEBIAN-CVE-2020-15959

  • chromium-browser Ubuntu 16.04 LTS 85.0.4183.121-0ubuntu0.16.04.1
  • chromium-browser Ubuntu 18.04 LTS 85.0.4183.121-0ubuntu0.18.04.1

ubuntu advisories UBUNTU-CVE-2020-15959

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • chromium-browser RHEL 6 EXTRAS 85.0.4183.102-1.el6_10

red hat advisories RHSA-2020:3740

  • chromium openSUSE Tumbleweed 93.0.4577.82-1.1
  • chromium openSUSE Tumbleweed 113.0.5672.92-1.1
  • opera openSUSE Leap 15.2 NonFree, openSUSE Leap 15.1 NonFree 71.0.3770.228-lp152.2.18.1
  • chromium Package Hub 15 SP1 85.0.4183.102-bp151.3.107.1
  • chromium Package Hub 15 SP2 85.0.4183.102-bp152.2.20.1
  • chromium openSUSE Leap 15.2, openSUSE Leap 15.1 85.0.4183.102-lp152.2.30.1

opensuse advisories openSUSE-SU-2024:10681-1openSUSE-SU-2024:12948-1openSUSE-SU-2020:1713-1openSUSE-SU-2020:1514-1openSUSE-SU-2020:1510-1openSUSE-SU-2020:1499-1

Is CVE-2020-15959 in your stack? Fencer shows which of your repositories are affected as soon as an advisory lands, and opens the fix as a pull request.

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2020-15959 updated cvss 8.8

chromium-browser: Insufficient policy enforcement in networking

  • Red Hat Enterprise Linux Desktop Supplementary (v. 6) chromium-browser 85.0.4183.102-1.el6_10 Red Hat Enterprise Linux HPC Node Supplementary (v. 6) chromium-browser 85.0.4183.102-1.el6_10 Red Hat Enterprise Linux Server Supplementary (v. 6) chromium-browser 85.0.4183.102-1.el6_10 Red Hat Enterprise Linux Workstation Supplementary (v. 6) chromium-browser 85.0.4183.102-1.el6_10
    fixed: vendor fix RHSA-2020:3740

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Exploit prediction

1.24% chance of exploitation in the next 30 days, higher than 69% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 4.3 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:L/I:N/A:N
NVD 2.0 4.3 AV:N/AC:M/Au:N/C:P/I:N/A:N

Affected products

  • Google Chrome

Classification

Technology feeds

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.