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FreeBSD: VID-3E0DA406-AECE-11E9-8D41-97657151F8C2 (CVE-2019-13917): Exim -- RCE in ${sort} expansion

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FreeBSD: VID-3E0DA406-AECE-11E9-8D41-97657151F8C2 (CVE-2019-13917): Exim -- RCE in ${sort} expansion

Severity
10
CVSS
(AV:N/AC:L/Au:N/C:C/I:C/A:C)
Published
07/18/2019
Created
07/29/2019
Added
07/27/2019
Modified
08/16/2019

Description

Exim 4.85 through 4.92 (fixed in 4.92.1) allows remote code execution as root in some unusual configurations that use the ${sort } expansion for items that can be controlled by an attacker (e.g., $local_part or $domain).

Solution(s)

  • freebsd-upgrade-package-exim

References

  • CVE-2019-13917
  • USN-4075-1

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