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CVE-2019-20421

Publication date 27 January 2020

Last updated 24 July 2024

Ubuntu priority

Medium

Why this priority?

Cvss 3 Severity Score

7.5 · High

Score breakdown

In Jp2Image::readMetadata() in jp2image.cpp in Exiv2 0.27.2, an input file can result in an infinite loop and hang, with high CPU consumption. Remote attackers could leverage this vulnerability to cause a denial of service via a crafted file.

Status

Package Ubuntu Release Status
exiv2 19.10 eoan
Fixed 0.25-4ubuntu2.2
18.04 LTS bionic
Fixed 0.25-3.1ubuntu0.18.04.5
16.04 LTS xenial
Fixed 0.25-2.1ubuntu16.04.6
14.04 LTS trusty Not in release

Severity score breakdown

Parameter Value
Base score 7.5 · High
Attack vector Network
Attack complexity Low
Privileges required None
User interaction None
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H