CVE Vulnerability

CVE-2018-20481

XRef::getEntry in XRef.cc in Poppler 0.72.0 mishandles unallocated XRef entries, which allows remote attackers to cause a denial of service (NULL pointer dereference) via a crafted PDF document, when XRefEntry::setFlag in XRef.h is called from Parser::makeStream in Parser.cc.

4.3 /10

CVSS v2.0 :

V3 Legend

Vector :

Exploitability : 8.6 / Impact : 2.9

Attack Vector

Attack Complexity

Privileges Required

User Interaction

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact PARTIAL

Scope

6.5 /10

CVSS v3.0 : MEDIUM

V3 Legend

Vector :

Exploitability : 2.8 / Impact : 3.6

Attack Vector NETWORK

Attack Complexity LOW

Privileges Required NONE

User Interaction REQUIRED

Confidentiality Impact NONE

Integrity Impact NONE

Availability Impact HIGH

Scope UNCHANGED

References
Link Resource
https://gitlab.freedesktop.org/poppler/poppler/merge_requests/143 Patch Vendor Advisory
https://gitlab.freedesktop.org/poppler/poppler/issues/692 Issue Tracking Exploit
http://www.securityfocus.com/bid/106321 Third Party Advisory VDB Entry
https://usn.ubuntu.com/3865-1/ Third Party Advisory
https://lists.debian.org/debian-lts-announce/2019/03/msg00008.html Third Party Advisory
https://access.redhat.com/errata/RHSA-2019:2022
https://access.redhat.com/errata/RHSA-2019:2713
https://lists.debian.org/debian-lts-announce/2020/07/msg00018.html
Configurations

Configuration 1

cpe:2.3:a:freedesktop:poppler:0.72.0:*:*:*:*:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:16.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:14.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.04:*:*:*:lts:*:*:*
cpe:2.3:o:canonical:ubuntu_linux:18.10:*:*:*:*:*:*:*
cpe:2.3:o:debian:debian_linux:8.0:*:*:*:*:*:*:*
Information

Published : 2018-12-26 04:29

Updated : 2020-07-23 12:15

NVD link : CVE-2018-20481

Mitre link : CVE-2018-20481

Products Affected
No products.
CWE
CWE-476