pkcs7: Add supported for unprotected PKCS#7 encrypted-data

diff --git a/src/libstrongswan/plugins/pkcs7/pkcs7_encrypted_data.c b/src/libstrongswan/plugins/pkcs7/pkcs7_encrypted_data.c
index 472e72e2a7f74dde54fdc186f8a0b08eff9342bb..cdcb0eb7194882859fa9d37940f854ac94c04048 100644 (file)
--- a/src/libstrongswan/plugins/pkcs7/pkcs7_encrypted_data.c
+++ b/src/libstrongswan/plugins/pkcs7/pkcs7_encrypted_data.c
@@ -54,6 +54,11 @@ static bool decrypt(pkcs5_t *pkcs5, chunk_t data, chunk_t *decrypted)
        shared_key_t *shared;
        bool success = FALSE;
 
+       if (pkcs5->decrypt(pkcs5, chunk_empty, data, decrypted))
+       {
+               return TRUE;
+       }
+
        enumerator = lib->credmgr->create_shared_enumerator(lib->credmgr,
                                                                                SHARED_PRIVATE_KEY_PASS, NULL, NULL);
        while (enumerator->enumerate(enumerator, &shared, NULL, NULL))