The Enterprise License Manager (ELM) component in Cisco Unified Communications Manager (Unified CM) 10.0(1) and earlier does not properly enforce authentication requirements, which allows remote attackers to read ELM files via a direct request to a URL, aka Bug ID CSCum46494.
Weakness
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.
Affected Software
| Name | Vendor | Start Version | End Version |
|---|---|---|---|
| Unified_communications_manager | Cisco | * | 10.0(1) (including) |
| Unified_communications_manager | Cisco | 3.3(5) (including) | 3.3(5) (including) |
| Unified_communications_manager | Cisco | 3.3(5)sr1 (including) | 3.3(5)sr1 (including) |
| Unified_communications_manager | Cisco | 3.3(5)sr2a (including) | 3.3(5)sr2a (including) |
| Unified_communications_manager | Cisco | 4.1(3) (including) | 4.1(3) (including) |
| Unified_communications_manager | Cisco | 4.1(3)sr1 (including) | 4.1(3)sr1 (including) |
| Unified_communications_manager | Cisco | 4.1(3)sr2 (including) | 4.1(3)sr2 (including) |
| Unified_communications_manager | Cisco | 4.1(3)sr3 (including) | 4.1(3)sr3 (including) |
| Unified_communications_manager | Cisco | 4.1(3)sr4 (including) | 4.1(3)sr4 (including) |
| Unified_communications_manager | Cisco | 4.2 (including) | 4.2 (including) |
| Unified_communications_manager | Cisco | 4.2.1 (including) | 4.2.1 (including) |
| Unified_communications_manager | Cisco | 4.2.2 (including) | 4.2.2 (including) |
| Unified_communications_manager | Cisco | 4.2.3 (including) | 4.2.3 (including) |
| Unified_communications_manager | Cisco | 4.2.3sr1 (including) | 4.2.3sr1 (including) |
| Unified_communications_manager | Cisco | 4.2.3sr2 (including) | 4.2.3sr2 (including) |
| Unified_communications_manager | Cisco | 4.2.3sr2b (including) | 4.2.3sr2b (including) |
| Unified_communications_manager | Cisco | 4.3 (including) | 4.3 (including) |
| Unified_communications_manager | Cisco | 10.0 (including) | 10.0 (including) |
Potential Mitigations
Related Attack Patterns
- https://cwe.mitre.org/data/definitions/114.html
- https://cwe.mitre.org/data/definitions/115.html
- https://cwe.mitre.org/data/definitions/151.html
- https://cwe.mitre.org/data/definitions/194.html
- https://cwe.mitre.org/data/definitions/22.html
- https://cwe.mitre.org/data/definitions/57.html
- https://cwe.mitre.org/data/definitions/593.html
- https://cwe.mitre.org/data/definitions/633.html
- https://cwe.mitre.org/data/definitions/650.html
- https://cwe.mitre.org/data/definitions/94.html