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SWEET32 (CVE-2016-2183): Move DES from HIGH to MEDIUM

Reviewed-by: Viktor Dukhovni <viktor@openssl.org>
Reviewed-by: Emilia Käsper <emilia@openssl.org>
(cherry picked from commit 0fff506)
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1 parent 1bbe48a commit e95f5e03f6f1f8d3f6cbe4b7fa48e57b4cf8fd60 @richsalz richsalz committed Aug 18, 2016
Showing with 20 additions and 18 deletions.
  1. +3 −1 CHANGES
  2. +17 −17 ssl/s3_lib.c
View
@@ -4,7 +4,9 @@
Changes between 1.0.1t and 1.0.1u [xx XXX xxxx]
- *)
+ *) In order to mitigate the SWEET32 attack (CVE-2016-2183),
+ the DES ciphers were moved from HIGH to MEDIUM.
+ [Rich Salz]
Changes between 1.0.1s and 1.0.1t [3 May 2016]
View
@@ -334,7 +334,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] = {
SSL_3DES,
SSL_SHA1,
SSL_SSLV3,
- SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
+ SSL_NOT_EXP | SSL_MEDIUM | SSL_FIPS,
SSL_HANDSHAKE_MAC_DEFAULT | TLS1_PRF,
112,
168,
@@ -387,7 +387,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] = {
SSL_3DES,
SSL_SHA1,
SSL_SSLV3,
- SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
+ SSL_NOT_EXP | SSL_MEDIUM | SSL_FIPS,
SSL_HANDSHAKE_MAC_DEFAULT | TLS1_PRF,
112,
168,
@@ -439,7 +439,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] = {
SSL_3DES,
SSL_SHA1,
SSL_SSLV3,
- SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
+ SSL_NOT_EXP | SSL_MEDIUM | SSL_FIPS,
SSL_HANDSHAKE_MAC_DEFAULT | TLS1_PRF,
112,
168,
@@ -492,7 +492,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] = {
SSL_3DES,
SSL_SHA1,
SSL_SSLV3,
- SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
+ SSL_NOT_EXP | SSL_MEDIUM | SSL_FIPS,
SSL_HANDSHAKE_MAC_DEFAULT | TLS1_PRF,
112,
168,
@@ -544,7 +544,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] = {
SSL_3DES,
SSL_SHA1,
SSL_SSLV3,
- SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
+ SSL_NOT_EXP | SSL_MEDIUM | SSL_FIPS,
SSL_HANDSHAKE_MAC_DEFAULT | TLS1_PRF,
112,
168,
@@ -630,7 +630,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] = {
SSL_3DES,
SSL_SHA1,
SSL_SSLV3,
- SSL_NOT_DEFAULT | SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
+ SSL_NOT_DEFAULT | SSL_NOT_EXP | SSL_MEDIUM | SSL_FIPS,
SSL_HANDSHAKE_MAC_DEFAULT | TLS1_PRF,
112,
168,
@@ -717,7 +717,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] = {
SSL_3DES,
SSL_SHA1,
SSL_SSLV3,
- SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
+ SSL_NOT_EXP | SSL_MEDIUM | SSL_FIPS,
SSL_HANDSHAKE_MAC_DEFAULT | TLS1_PRF,
112,
168,
@@ -783,7 +783,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] = {
SSL_3DES,
SSL_MD5,
SSL_SSLV3,
- SSL_NOT_EXP | SSL_HIGH,
+ SSL_NOT_EXP | SSL_MEDIUM,
SSL_HANDSHAKE_MAC_DEFAULT | TLS1_PRF,
112,
168,
@@ -1733,7 +1733,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] = {
SSL_3DES,
SSL_SHA1,
SSL_TLSV1,
- SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
+ SSL_NOT_EXP | SSL_MEDIUM | SSL_FIPS,
SSL_HANDSHAKE_MAC_DEFAULT | TLS1_PRF,
112,
168,
@@ -2110,7 +2110,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] = {
SSL_3DES,
SSL_SHA1,
SSL_TLSV1,
- SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
+ SSL_NOT_EXP | SSL_MEDIUM | SSL_FIPS,
SSL_HANDSHAKE_MAC_DEFAULT | TLS1_PRF,
112,
168,
@@ -2190,7 +2190,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] = {
SSL_3DES,
SSL_SHA1,
SSL_TLSV1,
- SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
+ SSL_NOT_EXP | SSL_MEDIUM | SSL_FIPS,
SSL_HANDSHAKE_MAC_DEFAULT | TLS1_PRF,
112,
168,
@@ -2270,7 +2270,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] = {
SSL_3DES,
SSL_SHA1,
SSL_TLSV1,
- SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
+ SSL_NOT_EXP | SSL_MEDIUM | SSL_FIPS,
SSL_HANDSHAKE_MAC_DEFAULT | TLS1_PRF,
112,
168,
@@ -2350,7 +2350,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] = {
SSL_3DES,
SSL_SHA1,
SSL_TLSV1,
- SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
+ SSL_NOT_EXP | SSL_MEDIUM | SSL_FIPS,
SSL_HANDSHAKE_MAC_DEFAULT | TLS1_PRF,
112,
168,
@@ -2430,7 +2430,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] = {
SSL_3DES,
SSL_SHA1,
SSL_TLSV1,
- SSL_NOT_DEFAULT | SSL_NOT_EXP | SSL_HIGH | SSL_FIPS,
+ SSL_NOT_DEFAULT | SSL_NOT_EXP | SSL_MEDIUM | SSL_FIPS,
SSL_HANDSHAKE_MAC_DEFAULT | TLS1_PRF,
112,
168,
@@ -2480,7 +2480,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] = {
SSL_3DES,
SSL_SHA1,
SSL_TLSV1,
- SSL_NOT_EXP | SSL_HIGH,
+ SSL_NOT_EXP | SSL_MEDIUM,
SSL_HANDSHAKE_MAC_DEFAULT | TLS1_PRF,
112,
168,
@@ -2496,7 +2496,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] = {
SSL_3DES,
SSL_SHA1,
SSL_TLSV1,
- SSL_NOT_EXP | SSL_HIGH,
+ SSL_NOT_EXP | SSL_MEDIUM,
SSL_HANDSHAKE_MAC_DEFAULT | TLS1_PRF,
112,
168,
@@ -2512,7 +2512,7 @@ OPENSSL_GLOBAL SSL_CIPHER ssl3_ciphers[] = {
SSL_3DES,
SSL_SHA1,
SSL_TLSV1,
- SSL_NOT_EXP | SSL_HIGH,
+ SSL_NOT_EXP | SSL_MEDIUM,
SSL_HANDSHAKE_MAC_DEFAULT | TLS1_PRF,
112,
168,

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