CVE-2020-4020 describes a Protection Mechanism Failure in the Atlassian Companion App before version 1.0.0. This vulnerability allows remote attackers, who control a connected Confluence Server instance, to execute arbitrary .exe files on a user's system. With a CVSS score of 7.2 (HIGH), this vulnerability has a network attack vector and low attack complexity, potentially leading to high impact on confidentiality, integrity, and availability. There is no evidence of active exploitation, publicly available exploit code, or significant community discussion surrounding this CVE.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
< 1.0.0CPE matchmatch criteria | cpe:2.3:a:atlassian:companion:*:*:*:*:*:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.0 Reddit, 0.1 Bluesky, 0.1 Mastodon, and 0.3 GitHub mentions.
No media coverage found for this CVE.
The average CVE in this peer group has 0.1 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.