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Rec. 10. Environment (ENV)

Created by Sandy Shrum, last modified by David Svoboda on Aug 06, 2025

Information for Editors
In order to have a new guideline automatically listed above be sure to label it env and recommendation.

Risk Assessment Summary

Rule	Severity	Likelihood	Detectable	Repairable	Priority	Level
ENV01-C	High	Likely	No	No	P9	L2
ENV02-C	Low	Unlikely	Yes	No	P2	L3
ENV03-C	High	Likely	No	No	P9	L2

Related Rules and Recommendations

DUMMY ENV03-J

ENV00-J. Do not sign code that performs only unprivileged operations

ENV01-C. Do not make assumptions about the size of an environment variable

ENV01-J. Place all security-sensitive code in a single JAR and sign and seal it

ENV02-C. Beware of multiple environment variables with the same effective name

ENV02-J. Do not trust the values of environment variables

ENV03-C. Sanitize the environment when invoking external programs

ENV03-J. Do not grant dangerous combinations of permissions

ENV04-J. Do not disable bytecode verification

ENV05-J. Do not deploy an application that can be remotely monitored

ENV06-J. Production code must not contain debugging entry points

ENV30-C. Do not modify the object referenced by the return value of certain functions

ENV31-C. Do not rely on an environment pointer following an operation that may invalidate it

ENV32-C. All exit handlers must return normally

ENV33-C. Do not call system()

ENV34-C. Do not store pointers returned by certain functions

Rec. 10. Environment (ENV)

Rec. 10. Environment (ENV)

Rule 10. Environment (ENV)

Rule 10. Environment (ENV)

Rule 16. Runtime Environment (ENV)