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Fencer Intel
high 8.8

CVE-2020-3757 in the critical feed json

Adobe Flash Player versions 32.0.0.321 and earlier, 32.0.0.314 and earlier, 32.0.0.321 and earlier, and 32.0.0.255 and earlier have a type…

published 6y ago modified 4mo ago also EUVD-2020-25023

cvss
8.8
version 3.1, NVD
cisa kev
Not listed
not in CISA's catalog
epss
10.2%
EPSS 10.2% chance of exploitation in 30 days, percentile 95%
public exploits
0
none known

Summary

Adobe Flash Player versions 32.0.0.321 and earlier, 32.0.0.314 and earlier, 32.0.0.321 and earlier, and 32.0.0.255 and earlier have a type confusion vulnerability. Successful exploitation could lead to arbitrary code execution.

Patch / fix

  • adobe flash_player 32.0.0.314, 32.0.0.321
  • flash-plugin RHEL 6 EXTRAS 32.0.0.330-1.el6_10

red hat advisories RHSA-2020:0513

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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-2020-3757 updated cvss 8.8

flash-plugin: Arbitrary Code Execution vulnerability (APSB20-06)

  • Red Hat Enterprise Linux Desktop Supplementary (v. 6) flash-plugin 32.0.0.330-1.el6_10 Red Hat Enterprise Linux Server Supplementary (v. 6) flash-plugin 32.0.0.330-1.el6_10 Red Hat Enterprise Linux Workstation Supplementary (v. 6) flash-plugin 32.0.0.330-1.el6_10
    fixed: vendor fix RHSA-2020:0513

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

10.17% chance of exploitation in the next 30 days, higher than 95% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Affected products

  • Adobe Adobe Flash Player

Classification

Weakness
  • CWE-843 Access of Resource Using Incompatible Type

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.