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CVE-2022-22394

8.8 HIGH
Authentication Bypass

📋 TL;DR

CVE-2022-22394 is an access control bypass vulnerability in IBM Spectrum Protect 8.1.14.000 server that allows authenticated attackers to gain unauthorized administrator or node privileges. This affects organizations running the vulnerable IBM Spectrum Protect server version. Attackers can exploit this by signing in with any account and bypassing security restrictions.

💻 Affected Systems

Products:
  • IBM Spectrum Protect Server
Versions: 8.1.14.000
Operating Systems: All supported platforms for IBM Spectrum Protect
Default Config Vulnerable: ⚠️ Yes
Notes: Only affects version 8.1.14.000 specifically. Earlier and later versions are not vulnerable.

📦 What is this software?

Spectrum Protect by Ibm

View all CVEs affecting Spectrum Protect →

⚠️ Risk & Real-World Impact

🔴

Worst Case

Full administrative control of the IBM Spectrum Protect server, allowing data exfiltration, system compromise, and potential lateral movement to connected systems.

🟠

Likely Case

Unauthorized access to backup data, configuration manipulation, and privilege escalation within the backup environment.

🟢

If Mitigated

Limited impact with proper network segmentation, strong authentication controls, and monitoring in place.

🌐 Internet-Facing: HIGH - If the server is exposed to the internet, attackers can exploit this after obtaining any valid credentials.
🏢 Internal Only: HIGH - Even internally, any authenticated user can potentially gain administrative privileges.

🎯 Exploit Status

Public PoC: ✅ No
Weaponized: UNKNOWN
Unauthenticated Exploit: ✅ No
Complexity: LOW

Requires authentication but any valid account can potentially exploit this vulnerability to gain elevated privileges.

🛠️ Fix & Mitigation

✅ Official Fix

Patch Version: 8.1.14.100 or later

Vendor Advisory: https://www.ibm.com/support/pages/node/6564745

Restart Required: Yes

Instructions:

1. Download IBM Spectrum Protect 8.1.14.100 or later from IBM Fix Central. 2. Stop the Spectrum Protect server. 3. Apply the update following IBM's installation guide. 4. Restart the server and verify functionality.

🔧 Temporary Workarounds

Restrict Network Access

all

Limit access to the Spectrum Protect server to only trusted networks and required administrative systems.

Use firewall rules to restrict access to Spectrum Protect ports (typically 1500, 1501, 11443)

Implement Strong Authentication Controls

all

Enforce multi-factor authentication and strong password policies for all Spectrum Protect accounts.

Configure Spectrum Protect to require MFA for all administrative access

🧯 If You Can't Patch

  • Isolate the Spectrum Protect server in a dedicated network segment with strict access controls
  • Implement comprehensive logging and monitoring for all authentication and privilege escalation attempts

🔍 How to Verify

Check if Vulnerable:

Check the Spectrum Protect server version using 'dsmserv.exe -version' on Windows or './dsmserv -version' on Linux/Unix.

Check Version:

dsmserv -version

Verify Fix Applied:

Verify the version is 8.1.14.100 or later using the version command and test that normal authentication flows work correctly.

📡 Detection & Monitoring

Log Indicators:

  • Unexpected privilege escalation events
  • Multiple failed authentication attempts followed by successful login
  • Administrative actions from non-admin accounts

Network Indicators:

  • Unusual authentication patterns to Spectrum Protect server
  • Administrative API calls from unexpected sources

SIEM Query:

source="spectrum_protect" AND (event_type="privilege_escalation" OR (auth_result="success" AND user_role_changed="true"))

📊 Metadata

CVE ID: CVE-2022-22394
CVSS v3 Score: 8.8 (HIGH)
CVSS Vector: CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Published: March 21, 2022
Last Updated: November 21, 2024

🔗 References

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