# Small patch SSLv3 for detect Extensions Length in bro v1.5.1 **URL:** \ **Category:** Zeek\ **Created:** [December 28, 2009, 5:42pm UTC](https://community.zeek.org/t/small-patch-sslv3-for-detect-extensions-length-in-bro-v1-5-1/1565 "2009-12-28T17:42:32Z")\ **Posts on this page:** 3\ **Page:** 1
**Author:** ![rmkml](https://avatars.discourse-cdn.com/v4/letter/r/df705f/32.png) [@rmkml](https://community.zeek.org/u/rmkml)\ **Post date:** [December 28, 2009, 5:42pm UTC](https://community.zeek.org/t/small-patch-sslv3-for-detect-extensions-length-in-bro-v1-5-1/1565/1 "2009-12-28T17:42:32Z")
Hi, I have created a small patch (joigned) for detecting SSLv3(.cc) Extensions Length in bro v1.5.1. Previous patch, connect on https web site with extensions (server\_name for example) generate alert:   ssl.log:timestamp \*\* a.b.c.d/59973 \> w.x.y.z/https: SSLv3x: Corrupt length fields in Client hello! Regards Rmkml [Crusoe-Researches.com](http://Crusoe-Researches.com) [bro151srcsslv3\_extensionslength.diff.gz](https://community.zeek.org/uploads/short-url/4i59VAVCdW6ZUplsFbt6rcqAtxs.gz) (409 Bytes) ---
**Author:** ![Vern](https://yyz1.discourse-cdn.com/flex011/user_avatar/community.zeek.org/vern/32/630_2.png) [@Vern](https://community.zeek.org/u/Vern)\ **Post date:** [December 29, 2009, 3:34am UTC](https://community.zeek.org/t/small-patch-sslv3-for-detect-extensions-length-in-bro-v1-5-1/1565/2 "2009-12-29T03:34:57Z")
> I have created a small patch ... Can you please enter this via the Tracker? [http://tracker.icir.org/bro](http://tracker.icir.org/bro)     Vern ---
**Author:** ![system](https://canada1.discourse-cdn.com/flex011/uploads/zeek/original/1X/f09d732bc2cc7c7cc7e35db67cf4e1d5233ce7a7.png) [@system](https://community.zeek.org/u/system)\ **Post date:** [May 6, 2022, 3:39pm UTC](https://community.zeek.org/t/small-patch-sslv3-for-detect-extensions-length-in-bro-v1-5-1/1565/3 "2022-05-06T15:39:00Z")