From 926e0aa70acd58d2a13451f40fc19aeb5393aa7e Mon Sep 17 00:00:00 2001
From: Sergey Kandaurov <pluknet@nginx.com>
Date: Tue, 10 Aug 2021 23:43:17 +0300
Subject: [PATCH] SSL: removed use of the SSL_OP_MSIE_SSLV2_RSA_PADDING option.

It has no effect since OpenSSL 0.9.7h and 0.9.8a.
---
 src/event/ngx_event_openssl.c | 5 -----
 1 file changed, 5 deletions(-)

diff --git a/src/event/ngx_event_openssl.c b/src/event/ngx_event_openssl.c
index 3705f5eaf..c087884ce 100644
--- a/src/event/ngx_event_openssl.c
+++ b/src/event/ngx_event_openssl.c
@@ -299,11 +299,6 @@ ngx_ssl_create(ngx_ssl_t *ssl, ngx_uint_t protocols, void *data)
     SSL_CTX_set_options(ssl->ctx, SSL_OP_MICROSOFT_BIG_SSLV3_BUFFER);
 #endif
 
-#ifdef SSL_OP_MSIE_SSLV2_RSA_PADDING
-    /* this option allow a potential SSL 2.0 rollback (CAN-2005-2969) */
-    SSL_CTX_set_options(ssl->ctx, SSL_OP_MSIE_SSLV2_RSA_PADDING);
-#endif
-
 #ifdef SSL_OP_SSLEAY_080_CLIENT_DH_BUG
     SSL_CTX_set_options(ssl->ctx, SSL_OP_SSLEAY_080_CLIENT_DH_BUG);
 #endif