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CVE-2018-20662

Published: 3 January 2019

In Poppler 0.72.0, PDFDoc::setup in PDFDoc.cc allows attackers to cause a denial-of-service (application crash caused by Object.h SIGABRT, because of a wrong return value from PDFDoc::setup) by crafting a PDF file in which an xref data structure is mishandled during extractPDFSubtype processing.

Priority

Low

Cvss 3 Severity Score

6.5

Score breakdown

Status

Package Release Status
poppler
Launchpad, Ubuntu, Debian
bionic
Released (0.62.0-2ubuntu2.9)
cosmic
Released (0.68.0-0ubuntu1.7)
disco
Released (0.74.0-0ubuntu1.2)
precise Does not exist

trusty Does not exist
(trusty was deferred [2019-03-28])
upstream Needs triage

xenial
Released (0.41.0-0ubuntu1.14)
Patches:
upstream: https://gitlab.freedesktop.org/poppler/poppler/commit/7b4e372deeb716eb3fe3a54b31ed41af759224f9

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:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H