| Package | Affected versions | Patched versions |
|---|---|---|
| pkcs 11 library | = 1.2.0 |
The error checking routine used for the C_Verify call on a symmetric verification key in the nCipher PKCS#11 library 1.2.0 and later returns the CKR_OK status even when it detects an invalid signature, which could allow remote attackers to modify or forge messages.
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