CVE-2019-7524

Published: 29 March 2019

In Dovecot before 2.2.36.3 and 2.3.x before 2.3.5.1, a local attacker can cause a buffer overflow in the indexer-worker process, which can be used to elevate to root. This occurs because of missing checks in the fts and pop3-uidl components.

Priority

Cvss 3 Severity Score

7.8

Score breakdown

Status

Package	Release	Status
dovecot Launchpad, Ubuntu, Debian	bionic	Released (1:2.2.33.2-1ubuntu4.3)
	cosmic	Released (1:2.3.2.1-1ubuntu3.2)
	trusty	Released (1:2.2.9-1ubuntu2.6)
	upstream	Released (2.3.5.1, 2.2.36.3)
	xenial	Released (1:2.2.22-1ubuntu2.10)

Severity score breakdown

Parameter	Value
Base score	7.8
Attack vector	Local
Attack complexity	Low
Privileges required	Low
User interaction	None
Scope	Unchanged
Confidentiality	High
Integrity impact	High
Availability impact	High
Vector	CVSS:3.0/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

References

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