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CVE-2018-16336

Published: 1 September 2018

Exiv2::Internal::PngChunk::parseTXTChunk in Exiv2 v0.26 allows remote attackers to cause a denial of service (heap-based buffer over-read) via a crafted image file, a different vulnerability than CVE-2018-10999.

Priority

Medium

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package Release Status
exiv2
Launchpad, Ubuntu, Debian
upstream Needs triage

xenial
Released (0.25-2.1ubuntu16.04.3)
bionic
Released (0.25-3.1ubuntu0.18.04.2)
cosmic
Released (0.25-4ubuntu0.1)
trusty
Released (0.23-1ubuntu2.2)
Patches:
upstream: https://github.com/Exiv2/exiv2/commit/35b3e596edacd2437c2c5d3dd2b5c9502626163d

Severity score breakdown

Parameter Value
Base score 6.5
Attack vector Network
Attack complexity Low
Privileges required None
User interaction Required
Scope Unchanged
Confidentiality None
Integrity impact None
Availability impact High
Vector CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H