Rapid7 Vulnerability & Exploit Database

Exim: Integer overflow in receive_msg() (CVE-2020-28020)

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Exim: Integer overflow in receive_msg() (CVE-2020-28020)

Severity
8
CVSS
(AV:N/AC:L/Au:N/C:P/I:P/A:P)
Published
05/06/2021
Created
05/14/2021
Added
05/13/2021
Modified
09/07/2021

Description

Exim 4 before 4.92 allows Integer Overflow to Buffer Overflow, in which an unauthenticated remote attacker can execute arbitrary code by leveraging the mishandling of continuation lines during header-length restriction.

Solution(s)

  • exim-upgrade-4_92
  • exim-upgrade-4_94_2

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