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P3Verified

CVE-2020-9493: chainsaw before 2.1.0 (exclusive); +3 more affected products

CVE-2020-9493. CVSS 3.1 base score 9.8 (CRITICAL, NVD). EPSS 0.04612 (percentile 0.9142), scored 2026-10-06.

Affected technology

chainsaw · before 2.1.0 (exclusive)
apache

log4j · from 1.2 (inclusive), before 2.0 (exclusive)
apache

reload4j · before 1.2.18.1 (exclusive)
qos

Apache Chainsaw · Apache Chainsaw to before 2.1.0
Apache Software Foundation

Description’s affected range: versions prior to 2.1.0 which could lead to malicious code execution

Component: Not specified by the source

Attack conditions (NVD, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

Attack conditions (Source advisory, CVSS 3.1): Network (remote) · No privileges required · No user interaction required

What an attacker can do

NVD’s CVSS 3.1 assessment (base score 9.8/10) rates confidentiality, integrity and availability impact as high. Source advisory’s CVSS 3.1 assessment (base score 9.8/10) rates confidentiality, integrity and availability impact as high. The description does not specify what an attacker can achieve beyond these rated impacts.

Published

CWE
CWE-502
CCR priority
40.4 /100 (P3)
CVSS 3.1
9.8 /10 · CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H · NVD
EPSS
0.04612 · percentile 0.9142 · 2026-10-06
KEV
no

Provenance

Stable permalink: https://cybercodered.org/item/cve-cve-2020-9493.html