Apache Shiro before 1.7.0, when using Apache Shiro with Spring, a specially crafted HTTP request may cause an authentication bypass.

The Linux/Unix host has one or more packages installed that are impacted by a vulnerability without a vendor supplied patch available.

  - Apache Shiro before 1.7.0, when using Apache Shiro with Spring, a specially crafted HTTP request may cause     an authentication bypass. (CVE-2020-17510)

Note that Nessus relies on the presence of the package as reported by the vendor.

The remote Ubuntu 18.04 ESM / 20.04 LTS host has a package installed that is affected by multiple vulnerabilities as referenced in the USN-6352-1 advisory.

    It was discovered that Apache Shiro incorrectly handled certain HTTP requests. A remote attacker could     possibly use this issue to bypass security restrictions. (CVE-2020-13933, CVE-2020-17510)

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.

Apache Shiro before 1.7.0, when using Apache Shiro with Spring, a specially crafted HTTP 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 Debian 9 host has a package installed that is affected by multiple vulnerabilities as referenced in the dla-2726 advisory.

    It was discovered that there were two issues in shiro, a security framework for Java applications:
    CVE-2020-13933 Fix an authentication bypass resulting from a specially crafted HTTP request.
    CVE-2020-17510 Fix an authentication bypass resulting from a specially crafted HTTP request. For Debian 9     stretch, these problems have been fixed in version 1.3.2-1+deb9u2. We recommend that you upgrade your     shiro packages. For the detailed security status of shiro please refer to its security tracker page at:
    https://security-tracker.debian.org/tracker/shiro Further information about Debian LTS security     advisories, how to apply these updates to your system and frequently asked questions can be found at:
    https://wiki.debian.org/LTS

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

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

ID	Name	Product	Family	Severity
259191	Linux Distros Unpatched Vulnerability : CVE-2020-17510	Nessus	Misc.	critical
181004	Ubuntu 18.04 ESM / 20.04 LTS : Apache Shiro vulnerabilities (USN-6352-1)	Nessus	Ubuntu Local Security Checks	critical
161694	Apache Shiro < 1.7.0 Authentication Bypass	Nessus	Misc.	critical
152228	Debian DLA-2726-1 : shiro - LTS security update	Nessus	Debian Local Security Checks	critical

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CVE-2020-17510

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