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Debian LTS: Security Advisory for smarty3 (DLA-2618-1)

Information

Severity

Severity

High

Family

Family

Debian Local Security Checks

CVSSv2 Base

CVSSv2 Base

7.5

CVSSv2 Vector

CVSSv2 Vector

AV:N/AC:L/Au:N/C:P/I:P/A:P

Solution Type

Solution Type

Vendor Patch

Created

Created

1 year ago

Modified

Modified

1 year ago

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.

Common Vulnerabilities and Exposures (CVE)