CVE-2018-20650

MEDIUM

Poppler 0.72.0 - Denial of Service via FileSpec DictLookup Assertion

Title source: llm
STIX 2.1

Description

A reachable Object::dictLookup assertion in Poppler 0.72.0 allows attackers to cause a denial of service due to the lack of a check for the dict data type, as demonstrated by use of the FileSpec class (in FileSpec.cc) in pdfdetach.

References (9)

Core 9
Core References
Issue Tracking, Patch, Third Party Advisory x_refsource_misc
https://gitlab.freedesktop.org/poppler/poppler/issues/704
Third Party Advisory, VDB Entry vdb-entry x_refsource_bid
http://www.securityfocus.com/bid/106459
Third Party Advisory vendor-advisory x_refsource_ubuntu
https://usn.ubuntu.com/3865-1/
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2019:2022
Third Party Advisory vendor-advisory x_refsource_redhat
https://access.redhat.com/errata/RHSA-2019:2713
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2019/09/msg00033.html
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2020/11/msg00014.html
Mailing List, Third Party Advisory mailing-list x_refsource_mlist
https://lists.debian.org/debian-lts-announce/2022/09/msg00030.html

Scores

CVSS v3 6.5
EPSS 0.0036
EPSS Percentile 57.9%
Attack Vector NETWORK
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Details

CWE
CWE-20
Status published
Products (22)
canonical/ubuntu_linux 14.04
canonical/ubuntu_linux 16.04
canonical/ubuntu_linux 18.04
canonical/ubuntu_linux 18.10
debian/debian_linux 8.0
debian/debian_linux 9.0
debian/debian_linux 10.0
freedesktop/poppler 0.72.0
redhat/enterprise_linux 8.0
redhat/enterprise_linux_desktop 7.0
... and 12 more
Published Jan 01, 2019
Tracked Since Feb 18, 2026