CVE-2018-20650

medium

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

https://usn.ubuntu.com/3865-1/

https://lists.debian.org/debian-lts-announce/2022/09/msg00030.html

https://lists.debian.org/debian-lts-announce/2020/11/msg00014.html

https://lists.debian.org/debian-lts-announce/2019/09/msg00033.html

https://gitlab.freedesktop.org/poppler/poppler/issues/704

https://gitlab.freedesktop.org/poppler/poppler/commit/de0c0b8324e776f0b851485e0fc9622fc35695b7

https://access.redhat.com/errata/RHSA-2019:2713

https://access.redhat.com/errata/RHSA-2019:2022

http://www.securityfocus.com/bid/106459

Details

Source: Mitre, NVD

Published: 2019-01-01

Updated: 2024-11-21

Risk Information

CVSS v2

Base Score: 4.3

Vector: CVSS2#AV:N/AC:M/Au:N/C:N/I:N/A:P

Severity: Medium

CVSS v3

Base Score: 6.5

Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H