doc/doc-txt/cve-2019-15846/mitre.mbx

   1 From cve-request@mitre.org Mon Sep  2 18:12:21 2019
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   9 Cc: cve-request@mitre.org
  10 Subject: Re: [scr749683] one CVE
  11 Date: Mon,  2 Sep 2019 12:12:12 -0400 (EDT)
  12 MIME-Version: 1.0
  13 Content-Transfer-Encoding: 8bit
  14 Content-Type: text/plain; charset=utf-8
  15 Status: RO
  16
  17 > [Suggested description]
  18 > The SMTP Delivery process in Exim 4.92.1 has a Buffer Overflow.
  19 > In the default runtime configuration, this is exploitable with crafted
  20 > Server Name Indication (SNI) data during a TLS negotiation. In other
  21 > configurations, it is exploitable with a crafted client TLS certificate.
  22 >
  23 > ------------------------------------------
  24 >
  25 > [Additional Information]
  26 > It's the first CVE I request, so if there is anything missing, please tell me
  27 >
  28 > ------------------------------------------
  29 >
  30 > [Vulnerability Type]
  31 > Buffer Overflow
  32 >
  33 > ------------------------------------------
  34 >
  35 > [Vendor of Product]
  36 > Exim Development Team
  37 >
  38 > ------------------------------------------
  39 >
  40 > [Affected Product Code Base]
  41 > Exim - 4.92.1
  42 >
  43 > ------------------------------------------
  44 >
  45 > [Affected Component]
  46 > SMTP Delivery process
  47 >
  48 > ------------------------------------------
  49 >
  50 > [Attack Type]
  51 > Remote
  52 >
  53 > ------------------------------------------
  54 >
  55 > [Impact Code execution]
  56 > true
  57 >
  58 > ------------------------------------------
  59 >
  60 > [Attack Vectors]
  61 > To exploit the vulnerability the attacker needs a crafted client TLS
  62 > certificate or a crafted SNI. While the first attack vector needs a
  63 > non-default runtime configuration, the latter one should work with the
  64 > default runtime config.
  65 >
  66 > ------------------------------------------
  67 >
  68 > [Discoverer]
  69 > zerons zerons <sironhide0null@gmail.com>
  70 >
  71 > ------------------------------------------
  72 >
  73 > [Reference]
  74 > http://exim.org/static/doc/security/CVE-2019-15846.txt
  75
  76 Use CVE-2019-15846.
  77
  78
  79 --
  80 CVE Assignment Team
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  84