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Debian LTS: Security Advisory for smarty3 (DLA-2618-1)
Information
Severity
Severity
Family
Family
CVSSv2 Base
CVSSv2 Base
CVSSv2 Vector
CVSSv2 Vector
Solution Type
Solution Type
Created
Created
Modified
Modified
Summary
The remote host is missing an update for the 'smarty3' package(s) announced via the DLA-2618-1 advisory.
Insight
Insight
Several vulnerabilities were discovered in smarty3, a template engine for PHP. CVE-2018-13982 path traversal vulnerability due to insufficient sanitization of code in Smarty templates. This allows attackers controlling the Smarty template to bypass the trusted directory security restriction and read arbitrary files. CVE-2021-26119 allows a Sandbox Escape because $smarty.template_object can be accessed in sandbox mode. CVE-2021-26120 allows code injection vulnerability via an unexpected function name after a {function name= substring.
Affected Software
Affected Software
'smarty3' package(s) on Debian Linux.
Detection Method
Detection Method
Checks if a vulnerable package version is present on the target host.
Solution
Solution
For Debian 9 stretch, these problems have been fixed in version 3.1.31+20161214.1.c7d42e4+selfpack1-2+deb9u2. We recommend that you upgrade your smarty3 packages.