CVE-2019-13111

Publication date 30 June 2019

Last updated 24 July 2024

Ubuntu priority

Cvss 3 Severity Score

A WebPImage::decodeChunks integer overflow in Exiv2 through 0.27.1 allows an attacker to cause a denial of service (large heap allocation followed by a very long running loop) via a crafted WEBP image file.

Read the notes from the security team

Status

Show unmaintained releases

Package	Ubuntu Release	Status
exiv2	19.04 disco	Not affected
	18.10 cosmic	Not affected
	18.04 LTS bionic	Not affected
	16.04 LTS xenial	Not affected
	14.04 LTS trusty	Not in release

Notes

leosilva

couldn't reproduce the poc. it raises a msg as: "The file contains data of an unknown image type" which I believe is the expected output. marking as not-affected.

Severity score breakdown

Parameter	Value
Base score	5.5 · Medium
Attack vector	Local
Attack complexity	Low
Privileges required	None
User interaction	Required
Scope	Unchanged
Confidentiality	None
Integrity impact	None
Availability impact	High
Vector	CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H