First published: Mon Dec 17 2018(Updated: )
In YARA 3.8.1, bytecode in a specially crafted compiled rule is exposed to information about its environment, in libyara/exec.c. This is a consequence of the design of the YARA virtual machine.
Credit: cve@mitre.org
Affected Software | Affected Version | How to fix |
---|---|---|
VirusTotal yara | =3.8.1 |
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CVE-2018-19976 has been rated as a medium severity vulnerability.
To fix CVE-2018-19976, upgrade to a newer version of YARA that addresses the vulnerability.
CVE-2018-19976 may expose sensitive information about the environment to malicious bytecode in specially crafted YARA rules.
CVE-2018-19976 specifically affects YARA version 3.8.1.
Currently, there are no known workarounds for CVE-2018-19976 besides upgrading to a patched version.