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CVE-2019-13111

Published: 30 June 2019

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.

Notes

AuthorNote
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.

Priority

Medium

Cvss 3 Severity Score

5.5

Score breakdown

Status

Package Release Status
exiv2
Launchpad, Ubuntu, Debian
bionic Not vulnerable

cosmic Not vulnerable

disco Not vulnerable

trusty Does not exist

upstream Needs triage

xenial Not vulnerable

Severity score breakdown

Parameter Value
Base score 5.5
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