CVE-2020-17510
Authentication bypass in Apache Shiro
9.8
CRITICAL
CVSS 3.1
EPSS 1.8%
Description
Apache Shiro before 1.7.0, when using Apache Shiro with Spring, a specially crafted HTTP request may cause an authentication bypass.
How to fix CVE-2020-17510
To remediate CVE-2020-17510, upgrade the affected package to a fixed version below.
- Debian/shiro—upgrade to 1.3.2-4+deb11u1 or later
- Maven/org.apache.shiro:shiro-spring—upgrade to 1.7.0 or later
Is CVE-2020-17510 being exploited?
Low — EPSS is 1.8%, meaning exploitation activity has not been observed at scale.
Affected packages (2)
- from 0, < 1.3.2-4+deb11u1
- from 0, < 1.7.0
CVSS scores
| Source | Version | Severity | Vector |
|---|---|---|---|
| osv | CVSS 3.1 | CRITICAL9.8 | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |