rspec/rules/S5443/java/rule.adoc
2022-02-04 16:28:24 +00:00

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include::../description.adoc[]
include::../ask-yourself.adoc[]
include::../recommended.adoc[]
== Sensitive Code Example
----
new File("/tmp/myfile.txt"); // Sensitive
Paths.get("/tmp/myfile.txt"); // Sensitive
java.io.File.createTempFile("prefix", "suffix"); // Sensitive, will be in the default temporary-file directory.
java.nio.file.Files.createTempDirectory("prefix"); // Sensitive, will be in the default temporary-file directory.
----
----
Map<String, String> env = System.getenv();
env.get("TMP"); // Sensitive
----
== Compliant Solution
[source,java]
----
new File("/myDirectory/myfile.txt"); // Compliant
File.createTempFile("prefix", "suffix", new File("/mySecureDirectory")); // Compliant
if(SystemUtils.IS_OS_UNIX) {
FileAttribute<Set<PosixFilePermission>> attr = PosixFilePermissions.asFileAttribute(PosixFilePermissions.fromString("rwx------"));
Files.createTempFile("prefix", "suffix", attr); // Compliant
}
else {
File f = Files.createTempFile("prefix", "suffix").toFile(); // Compliant
f.setReadable(true, true);
f.setWritable(true, true);
f.setExecutable(true, true);
}
----
include::../see.adoc[]
ifdef::env-github,rspecator-view[]
'''
== Implementation Specification
(visible only on this page)
include::../message.adoc[]
'''
== Comments And Links
(visible only on this page)
include::../comments-and-links.adoc[]
endif::env-github,rspecator-view[]