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Alpine Linux: CVE-2019-13917: exim ${sort} in configuration leads to privilege escalation

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Alpine Linux: CVE-2019-13917: exim ${sort} in configuration leads to privilege escalation

Severity
10
CVSS
(AV:N/AC:L/Au:N/C:C/I:C/A:C)
Published
07/25/2019
Created
12/18/2019
Added
11/08/2019
Modified
12/04/2019

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)

  • alpine-linux-upgrade-exim

References

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