CVE-2022-42183
📋 TL;DR
CVE-2022-42183 is a Server-Side Request Forgery (SSRF) vulnerability in Precisely Spectrum Spatial Analyst 20.01 that allows attackers to make unauthorized requests from the vulnerable server to internal or external systems. This affects organizations using the vulnerable version of this geospatial analytics software. Attackers could potentially access internal services, perform port scanning, or interact with cloud metadata services.
💻 Affected Systems
- Precisely Spectrum Spatial Analyst
📦 What is this software?
⚠️ Risk & Real-World Impact
Worst Case
Complete compromise of internal network resources, data exfiltration from internal services, cloud metadata exploitation leading to cloud environment takeover, and lateral movement to other systems.
Likely Case
Unauthorized access to internal HTTP services, port scanning of internal networks, and potential data leakage from internal APIs or services.
If Mitigated
Limited to port scanning or failed connection attempts if proper network segmentation and egress filtering are implemented.
🎯 Exploit Status
SSRF vulnerabilities are commonly exploited and public advisories provide technical details that facilitate exploitation.
🛠️ Fix & Mitigation
✅ Official Fix
Patch Version: 20.01 with Service Pack S56 or later
Vendor Advisory: https://docs.precisely.com/docs/sftw/spectrum/release-notes/spectrum-2020-1-S56-release-notes.pdf
Restart Required: Yes
Instructions:
1. Download Service Pack S56 from Precisely support portal. 2. Backup current installation. 3. Apply the service pack following vendor instructions. 4. Restart the Spectrum Spatial Analyst service. 5. Verify the patch is applied by checking version.
🔧 Temporary Workarounds
Network Segmentation
allRestrict outbound network access from Spectrum Spatial Analyst servers to only required destinations.
Input Validation
allImplement strict input validation on all user-supplied URLs and endpoints.
🧯 If You Can't Patch
- Implement strict network egress filtering to prevent the server from making requests to internal or unauthorized external systems.
- Deploy a web application firewall (WAF) with SSRF protection rules to block malicious requests.
🔍 How to Verify
Check if Vulnerable:
Check if Spectrum Spatial Analyst version is 20.01 without Service Pack S56 applied.Check Version:
Check application version through administrative interface or installation directory version files.Verify Fix Applied:
Verify that Service Pack S56 or later is installed and the version shows as patched.📡 Detection & Monitoring
Log Indicators:
- Unusual outbound HTTP requests from Spectrum server
- Requests to internal IP addresses or cloud metadata endpoints
- Failed connection attempts to unusual ports
Network Indicators:
- HTTP traffic from Spectrum server to internal network segments
- Requests to 169.254.169.254 (AWS metadata) or similar cloud endpoints
- Port scanning patterns from the server
SIEM Query:
source="spectrum_server" AND (dest_ip=PRIVATE_IP_RANGE OR dest_ip=169.254.169.254 OR dest_port>1024)🔗 References
- https://docs.precisely.com/docs/sftw/spectrum/release-notes/spectrum-2020-1-S56-release-notes.pdf
- https://zxsecurity.co.nz/research/advisories/precisely-spectrum-spatial-analyst-20-1
- https://docs.precisely.com/docs/sftw/spectrum/release-notes/spectrum-2020-1-S56-release-notes.pdf
- https://zxsecurity.co.nz/research/advisories/precisely-spectrum-spatial-analyst-20-1
