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List:       oss-security
Subject:    Re: [oss-security] CVE request: haproxy trash buffer overflow flaw
From:       Kurt Seifried <kseifried () redhat ! com>
Date:       2012-05-23 18:08:34
Message-ID: 4FBD27A2.2010108 () redhat ! com
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On 05/23/2012 11:37 AM, Vincent Danen wrote:
> Could a CVE be assigned to this flaw please?
> 
> A flaw was reported in HAProxy where, due to a boundary error when 
> copying data into the trash buffer, an external attacker could
> cause a buffer overflow.  Exploiting this flaw could lead to the
> execution of arbitrary code, however it requires non-default
> settings for the global.tune.bufsize configuration option (must be
> set to a value greater than the default), and also that header
> rewriting is enabled (via, for example, the regrep or rsprep
> directives).
> 
> This flaw is reported against 1.4.20, prior versions may also be 
> affected.  This has been fixed upstream in version 1.4.21 and in
> git.
> 
> References:
> 
> https://secunia.com/advisories/49261/ 
> http://haproxy.1wt.eu/download/1.4/src/CHANGELOG 
> http://haproxy.1wt.eu/git?p=haproxy-1.4.git;a=commit;h=30297cb17147a8d339eb160226bcc08c91d9530b
>
>  https://bugzilla.redhat.com/show_bug.cgi?id=824542

Please use CVE-2012-2391 for this issue.

- -- 
Kurt Seifried Red Hat Security Response Team (SRT)
PGP: 0x5E267993 A90B F995 7350 148F 66BF 7554 160D 4553 5E26 7993

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