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CVE-2020-18898

Publication date 19 August 2021

Last updated 24 July 2024

Ubuntu priority

Negligible

Why this priority?

Cvss 3 Severity Score

6.5 · Medium

Score breakdown

A stack exhaustion issue in the printIFDStructure function of Exiv2 0.27 allows remote attackers to cause a denial of service (DOS) via a crafted file.

Read the notes from the security team

Status

Package Ubuntu Release Status
exiv2 23.10 mantic
Not affected
23.04 lunar
Not affected
22.10 kinetic Ignored
22.04 LTS jammy
Not affected
21.10 impish Ignored
21.04 hirsute Ignored
20.04 LTS focal
Not affected
18.04 LTS bionic
Not affected
16.04 LTS xenial
Not affected
14.04 LTS trusty Not in release

Notes

mdeslaur

This only affects debug builds and is not in Ubuntu binaries

Severity score breakdown

Parameter Value
Base score 6.5 · Medium
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H