Vulnerability Details CVE-2018-20650
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.
Exploit prediction scoring system (EPSS) score
EPSS Score 0.006
EPSS Ranking 67.2%
CVSS Severity
CVSS v3 Score 6.5
CVSS v2 Score 4.3
References
- http://www.securityfocus.com/bid/106459
- https://access.redhat.com/errata/RHSA-2019:2022
- https://access.redhat.com/errata/RHSA-2019:2713
- https://gitlab.freedesktop.org/poppler/poppler/commit/de0c0b8324e776f0b851485e0fc9622fc35695b7
- https://gitlab.freedesktop.org/poppler/poppler/issues/704
- https://lists.debian.org/debian-lts-announce/2019/09/msg00033.html
- https://lists.debian.org/debian-lts-announce/2020/11/msg00014.html
- https://lists.debian.org/debian-lts-announce/2022/09/msg00030.html
- https://usn.ubuntu.com/3865-1/
- http://www.securityfocus.com/bid/106459
- https://access.redhat.com/errata/RHSA-2019:2022
- https://access.redhat.com/errata/RHSA-2019:2713
- https://gitlab.freedesktop.org/poppler/poppler/commit/de0c0b8324e776f0b851485e0fc9622fc35695b7
- https://gitlab.freedesktop.org/poppler/poppler/issues/704
- https://lists.debian.org/debian-lts-announce/2019/09/msg00033.html
- https://lists.debian.org/debian-lts-announce/2020/11/msg00014.html
- https://lists.debian.org/debian-lts-announce/2022/09/msg00030.html
- https://usn.ubuntu.com/3865-1/
Products affected by CVE-2018-20650
-
cpe:2.3:a:freedesktop:poppler:0.72.0
-
cpe:2.3:o:canonical:ubuntu_linux:14.04
-
cpe:2.3:o:canonical:ubuntu_linux:16.04
-
cpe:2.3:o:canonical:ubuntu_linux:18.04
-
cpe:2.3:o:canonical:ubuntu_linux:18.10
-
cpe:2.3:o:debian:debian_linux:10.0
-
cpe:2.3:o:debian:debian_linux:8.0
-
cpe:2.3:o:debian:debian_linux:9.0
-
cpe:2.3:o:redhat:enterprise_linux:8.0
-
cpe:2.3:o:redhat:enterprise_linux_desktop:7.0
-
cpe:2.3:o:redhat:enterprise_linux_eus:8.1
-
cpe:2.3:o:redhat:enterprise_linux_eus:8.2
-
cpe:2.3:o:redhat:enterprise_linux_eus:8.4
-
cpe:2.3:o:redhat:enterprise_linux_eus:8.6
-
cpe:2.3:o:redhat:enterprise_linux_server:7.0
-
cpe:2.3:o:redhat:enterprise_linux_server_aus:8.2
-
cpe:2.3:o:redhat:enterprise_linux_server_aus:8.4
-
cpe:2.3:o:redhat:enterprise_linux_server_aus:8.6
-
cpe:2.3:o:redhat:enterprise_linux_server_tus:8.2
-
cpe:2.3:o:redhat:enterprise_linux_server_tus:8.4
-
cpe:2.3:o:redhat:enterprise_linux_server_tus:8.6
-
cpe:2.3:o:redhat:enterprise_linux_workstation:7.0