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Vulnerability · Published Mar 25, 2020 · Assigned by apache

CVE-2020-1957

Critical 9.8

In plain English

A critical-severity security flaw in Apache Shiro. There are no confirmed reports of exploitation so far. The chance it is exploited in the next 30 days is estimated at 23.3% (higher than 98% of all known vulnerabilities). Fixed versions are available - upgrade the affected package.

Severity (CVSS NVD)9.8Critical
Exploit odds (30 days)23.3%top 2.2% of all CVEs
Exploited in the wildNo reportsnot in CISA KEV
Attack toolingNoneno public tooling known

Official description

Apache Shiro before 1.5.2, when using Apache Shiro with Spring dynamic controllers, a specially crafted request may cause an authentication bypass.

Affected packages & fixed versions

EcosystemPackageFixed inAdvisory
Debian:12shiro1.3.2-5DEBIAN-CVE-2020-1957
Debian:13shiro1.3.2-5DEBIAN-CVE-2020-1957
Debian:14shiro1.3.2-5DEBIAN-CVE-2020-1957
Mavenorg.apache.shiro:shiro-core1.5.2GHSA-26gr-cvq3-qxgf

Affected products (as reported)

VendorProductVersions
n/a Apache Shiro Apache Shiro to 1.5.2

References