PT-2020-17368 · Open Source Matters · Joomla!

Benjamin Trenkle + 1 · Published 2020-12-27 · Updated 2025-04-03 · CVE-2020-35616

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N

Name of the Vulnerable Software and Affected Versions Joomla! versions 1.7.0 through 3.9.22

Description An issue was discovered in Joomla! due to a lack of input validation while handling ACL rulesets, which can cause write ACL violations.

Recommendations For versions 1.7.0 through 3.9.22, update to a version that contains a fix for this issue. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

RCE

Weakness Enumeration

CWE-20

Related Identifiers

BIT-JOOMLA-2020-35616

CVE-2020-35616

Affected Products

Joomla!

References · 8

• https://osv.dev/vulnerability/CVE-2020-35616 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2020-35616 · Security Note
• https://developer.joomla.org/security-centre/834-20201107-core-write-acl-violation-in-multiple-core-views.html · Vendor Advisory
• https://osv.dev/vulnerability/BIT-joomla-2020-35616 · Vendor Advisory
• https://t.me/defcon_news/65274 · Telegram Post
• https://t.me/cibsecurity/21361 · Telegram Post
• https://t.me/cybersecuritytechnologies/2371 · Telegram Post
• https://t.me/rnetsec/14081 · Telegram Post