CVE-2020-36239 is a critical deserialization vulnerability affecting multiple versions of Jira Data Center and Jira Service Management Data Center. Attackers with network access to the Ehcache RMI service (typically on ports 40001/40011) could execute arbitrary code due to missing authentication. This vulnerability carries a CVSS score of 9.8 (CRITICAL) due to its network attack vector, low complexity, and complete compromise potential (confidentiality, integrity, availability). While there is no known public exploit code (Metasploit, Nuclei, ExploitDB), the vulnerability has garnered significant community discussion and media coverage, indicating high awareness.
| Vendor | Product | Version(s) | CPE |
|---|---|---|---|
>= 6.3.0, < 8.5.16CPE matchmatch criteria | cpe:2.3:a:atlassian:jira_data_center:*:*:*:*:*:*:*:* | ||
>= 8.6.0, < 8.13.8CPE matchmatch criteria | cpe:2.3:a:atlassian:jira_data_center:*:*:*:*:*:*:*:* | ||
>= 8.14.0, < 8.17.0CPE matchmatch criteria | cpe:2.3:a:atlassian:jira_data_center:*:*:*:*:*:*:*:* | ||
>= 2.0.2, < 4.5.16CPE matchmatch criteria | cpe:2.3:a:atlassian:jira_service_desk:*:*:*:*:data_center:*:*:* | ||
>= 4.6.0, < 4.13.8CPE matchmatch criteria | cpe:2.3:a:atlassian:jira_service_desk:*:*:*:*:data_center:*:*:* |
CVSS version used by this source: 3.1
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
The average CVE in this peer group has 0.0 Twitter, 0.1 Reddit, 0.3 Bluesky, 0.3 Mastodon, and 2.4 GitHub mentions.
The average CVE in this peer group has 0.3 InfoSec Media, 0.0 Vendor Blog, and 0.0 Security Researcher mentions.
Remediation records are not available for this CVE.