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CVE-2019-7524

Publication date 29 March 2019

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.8 · High

Score breakdown

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.

Status

Package Ubuntu Release Status
dovecot 18.10 cosmic
Fixed 1:2.3.2.1-1ubuntu3.2
18.04 LTS bionic
Fixed 1:2.2.33.2-1ubuntu4.3
16.04 LTS xenial
Fixed 1:2.2.22-1ubuntu2.10
14.04 LTS trusty
Fixed 1:2.2.9-1ubuntu2.6

Severity score breakdown

Parameter Value
Base score 7.8 · High
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

Related Ubuntu Security Notices (USN)

Other references