Auth bypass in Apache Shenyu
CVE-2021-37580
A flaw was found in Apache ShenYu Admin. The incorrect use of JWT in ShenyuAdminBootstrap allows an attacker to bypass authentication. This issue affected Apache ShenYu 2.3.0 and 2.4.0
Vulnerability class: Broken Authentication
EPSS: 0.401 (98.5th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.
Affected products
- Apache Shenyu — versions 2.3.0, 2.4.0
- Apache Software Foundation Shenyu Admin — versions Apache ShenYu Admin 2.3.0-2.4.0
Weakness classification (CWE)
Public proof-of-concept exploits
References
- security@apache.org (Mailing List, x_refsource_MISC, Vendor Advisory)
- security@apache.org (mailing-list, x_refsource_MLIST, Mailing List, Third Party Advisory)
Frequently asked questions
- What is CVE-2021-37580?
- CVE-2021-37580 is a critical-severity vulnerability in Apache Shenyu, classified under Improper Authentication. CVSS score: 9.8/10. Published 2021-11-16.
- How severe is CVE-2021-37580?
- Critical severity. CVSS v3 base score is 9.8 out of 10.
- Is CVE-2021-37580 known to be exploited?
- 42 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.