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[SECURITY] Fix Temporary File Information Disclosure Vulnerability #792

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merged 1 commit into from
Jan 6, 2023
Merged

[SECURITY] Fix Temporary File Information Disclosure Vulnerability #792

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3 changes: 2 additions & 1 deletion src/main/java/hudson/plugins/ec2/ssh/EC2MacLauncher.java
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Original file line number Diff line number Diff line change
Expand Up @@ -47,6 +47,7 @@
import java.net.InetSocketAddress;
import java.net.Proxy;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.util.logging.Level;
import java.util.logging.Logger;

Expand Down Expand Up @@ -294,7 +295,7 @@ private File createIdentityKeyFile(EC2Computer computer) throws IOException {
privateKey = ec2PrivateKey.getPrivateKey();
}

File tempFile = File.createTempFile("ec2_", ".pem");
File tempFile = Files.createTempFile("ec2_", ".pem").toFile();

try {
FileOutputStream fileOutputStream = new FileOutputStream(tempFile);
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5 changes: 3 additions & 2 deletions src/main/java/hudson/plugins/ec2/ssh/EC2UnixLauncher.java
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Original file line number Diff line number Diff line change
Expand Up @@ -45,6 +45,7 @@
import java.net.InetSocketAddress;
import java.net.Proxy;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.util.Base64;
import java.util.logging.Level;
import java.util.logging.Logger;
Expand Down Expand Up @@ -316,7 +317,7 @@ private File createIdentityKeyFile(EC2Computer computer) throws IOException {
privateKey = ec2PrivateKey.getPrivateKey();
}

File tempFile = File.createTempFile("ec2_", ".pem");
File tempFile = Files.createTempFile("ec2_", ".pem").toFile();

try {
FileOutputStream fileOutputStream = new FileOutputStream(tempFile);
Expand Down Expand Up @@ -344,7 +345,7 @@ private File createHostKeyFile(EC2Computer computer, String ec2HostAddress, Task
if (ec2HostKey == null){
return null;
}
File tempFile = File.createTempFile("ec2_", "_known_hosts");
File tempFile = Files.createTempFile("ec2_", "_known_hosts").toFile();
String knownHost = "";
knownHost = String.format("%s %s %s", ec2HostAddress, ec2HostKey.getAlgorithm(), Base64.getEncoder().encodeToString(ec2HostKey.getKey()));

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