diff --git a/src/share/lib/security/sunpkcs11-solaris.cfg b/src/share/lib/security/sunpkcs11-solaris.cfg
index 4ceccc3d08d14a9259bc2fedfce92196c2ed4867..d0b34ca134dcb1e643c856ef3b6682f654c83471 100644
--- a/src/share/lib/security/sunpkcs11-solaris.cfg
+++ b/src/share/lib/security/sunpkcs11-solaris.cfg
@@ -31,5 +31,9 @@ disabledMechanisms = {
   CKM_SHA256_RSA_PKCS
   CKM_SHA384_RSA_PKCS
   CKM_SHA512_RSA_PKCS
+# the following mechanisms are disabled to ensure backward compatibility (Solaris bug 6545046)
+  CKM_DES_CBC_PAD
+  CKM_DES3_CBC_PAD
+  CKM_AES_CBC_PAD
 }