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

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

Note that Nessus has not tested for this issue but has instead relied only on the application's self-reported version number.

The remote Ubuntu 18.04 LTS / 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-4740-1 advisory.

    It was discovered that Apache Shiro mishandled specially crafted requests. An attacker could use this     vulnerability to bypass authentication mechanisms.

Tenable has extracted the preceding description block directly from the Ubuntu security advisory.

Note that Nessus has not tested for these issues but has instead relied only on the application's self-reported version number.

It was discovered that there was two issues in shiro, a security framework for Java application :

  - CVE-2020-1957: Fix a path-traversal issue where a     specially crafted request could cause an authentication     bypass.

  - CVE-2020-11989: Fix an encoding issue introduced in the     handling of the previous CVE-2020-1957 path-traversal     issue which itself could have also caused an     authentication bypass.

For Debian 9 'Stretch', these issues have been fixed in shiro version 1.3.2-1+deb9u1.

We recommend that you upgrade your shiro packages.

NOTE: Tenable Network Security has extracted the preceding description block directly from the DLA security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

It was discovered that there was a path-traversal issue in Apache Shiro, a security framework for the Java programming language. A specially crafted request could cause an authentication bypass.

For Debian 8 'Jessie', this issue has been fixed in shiro version 1.2.3-1+deb8u1.

We recommend that you upgrade your shiro packages.

NOTE: Tenable Network Security has extracted the preceding description block directly from the DLA security advisory. Tenable has attempted to automatically clean and format it as much as possible without introducing additional issues.

ID	Name	Product	Family	Severity
161732	Apache Shiro < 1.5.2 Authentication Bypass	Nessus	Misc.	critical
147996	Ubuntu 18.04 LTS / 20.04 LTS : Apache Shiro vulnerabilities (USN-4740-1)	Nessus	Ubuntu Local Security Checks	critical
138224	Debian DLA-2273-1 : shiro security update	Nessus	Debian Local Security Checks	critical
135724	Debian DLA-2181-1 : shiro security update	Nessus	Debian Local Security Checks	critical

Detections

Analytics

CVE-2020-1957

critical

Tenable Plugins

critical

critical

critical

critical