CSRF in Trestleadmin Trestle-Auth
CVE-2021-29435
trestle-auth is an authentication plugin for the Trestle admin framework. A vulnerability in trestle-auth versions 0.4.0 and 0.4.1 allows an attacker to create a form that will bypass Rails' built-in CSRF protection when submitted by a victim with a trestle-auth admin session. This potentially allows an attacker to alter protected data, including admin account credentials. The vulnerability has been fixed in trestle-auth 0.4.2 released to RubyGems.
Vulnerability class: CSRF (Cross-Site Request Forgery)
EPSS: 0.007 (47.8th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 8.1 (High). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:N.
Affected products
- Trestleadmin Trestle-auth — versions >= 0.4.0, < 0.4.2
- Trestle-auth_project Trestle-auth — versions 0.4.0, 0.4.1
Weakness classification (CWE)
References
- security-advisories@github.com (x_refsource_CONFIRM, Third Party Advisory)
- security-advisories@github.com (Patch, Third Party Advisory, x_refsource_MISC)
- security-advisories@github.com (Product, Third Party Advisory, x_refsource_MISC)
Frequently asked questions
- What is CVE-2021-29435?
- CVE-2021-29435 is a high-severity vulnerability in Trestleadmin Trestle-Auth, classified under Cross-Site Request Forgery (CSRF). CVSS score: 8.1/10. Published 2021-04-13.
- How severe is CVE-2021-29435?
- High severity. CVSS v3 base score is 8.1 out of 10.