Vulnerabilities > CVE-2015-3960 - Cryptographic Issues vulnerability in Garrettcom Magnum 10K Firmware and Magnum 6K Firmware
Attack vector
UNKNOWN Attack complexity
UNKNOWN Privileges required
UNKNOWN Confidentiality impact
UNKNOWN Integrity impact
UNKNOWN Availability impact
UNKNOWN Summary
The firmware in MNS before 4.5.6 on Belden GarrettCom Magnum 6K and Magnum 10K switches uses hardcoded RSA private keys and certificates across different customers' installations, which makes it easier for remote attackers to defeat cryptographic protection mechanisms for HTTPS sessions by leveraging knowledge of a private key from another installation.
Vulnerable Configurations
| Part | Description | Count |
|---|---|---|
| OS | 2 |
Common Weakness Enumeration (CWE)
Common Attack Pattern Enumeration and Classification (CAPEC)
- Signature Spoofing by Key Recreation An attacker obtains an authoritative or reputable signer's private signature key by exploiting a cryptographic weakness in the signature algorithm or pseudorandom number generation and then uses this key to forge signatures from the original signer to mislead a victim into performing actions that benefit the attacker.
References
- http://www.garrettcom.com/techsupport/MNS6K_R456_Release_Notes.pdf
- http://www.garrettcom.com/techsupport/MNS6K_R456_Release_Notes.pdf
- http://www.securityfocus.com/bid/75236
- http://www.securityfocus.com/bid/75236
- https://ics-cert.us-cert.gov/advisories/ICSA-15-167-01
- https://ics-cert.us-cert.gov/advisories/ICSA-15-167-01