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CVE-2020-18774

Publication date 23 August 2021

Last updated 24 July 2024

Ubuntu priority

Low

Why this priority?

Cvss 3 Severity Score

6.5 · Medium

Score breakdown

A float point exception in the printLong function in tags_int.cpp of Exiv2 0.27.99.0 allows attackers to cause a denial of service (DOS) via a crafted tif file.

Read the notes from the security team

Status

Package Ubuntu Release Status
exiv2 24.10 oracular
Vulnerable, fix deferred
24.04 LTS noble
Vulnerable, fix deferred
23.10 mantic Ignored end of life, was deferred [2023-09-15]
23.04 lunar Ignored end of life, was deferred [2023-09-15]
22.10 kinetic Ignored end of life, was needs-triage
22.04 LTS jammy
Vulnerable, fix deferred
21.10 impish Ignored end of life
21.04 hirsute Ignored end of life
20.04 LTS focal
Vulnerable, fix deferred
18.04 LTS bionic
Vulnerable, fix deferred
16.04 LTS xenial
Vulnerable, fix deferred
14.04 LTS trusty Not in release

Notes

mdeslaur

doesn't appear to be a fix from upstream as of 2023-09-15

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