Eight intermediate certificate authority (CA) private keys belonging to Indian CA eMudhra Limited were compromised due to a critical cryptographic defect during the certificate generation process. The private keys in this incident were generated with insufficient randomness, allowing potential attackers to derive the private keys from the public certificates. The weakness in cryptography allows third parties to:
- Derive the private keys
- Sign unauthorized public TLS certificates
- Execute meddler-in-the-middle (MitM) traffic interception, impersonation or session hijacking against targeted domains
Read more…
Source: Palo Alto Unit 42
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