Vulnerability Report

CVE-2018-20481

Title: Freedesktop Poppler Memory Corruption

Memory Corruption

Proof Of Concept

No public PoC currently indexed for CVE-2018-20481.

CWE Category CWE-476
Published Date Dec 26, 2018
Modified Date Nov 21, 2024
Exploit Status Not Found
Score 6.5 CVSS v3.0
Exploit Probability (EPSS)
3.42%

Vulnerability Summary

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.

Impacted Vendors

P
poppler 1
F
freedesktop 1

Reference Links

http://www.securityfocus.com/bid/106321 https://access.redhat.com/errata/RHSA-2019:2022 https://access.redhat.com/errata/RHSA-2019:2713 https://gitlab.freedesktop.org/poppler/poppler/issues/692 https://gitlab.freedesktop.org/poppler/poppler/merge_requests/143 https://lists.debian.org/debian-lts-announce/2019/03/msg00008.html https://lists.debian.org/debian-lts-announce/2020/07/msg00018.html https://usn.ubuntu.com/3865-1/ http://www.securityfocus.com/bid/106321 https://access.redhat.com/errata/RHSA-2019:2022 https://access.redhat.com/errata/RHSA-2019:2713 https://gitlab.freedesktop.org/poppler/poppler/issues/692 https://gitlab.freedesktop.org/poppler/poppler/merge_requests/143 https://lists.debian.org/debian-lts-announce/2019/03/msg00008.html https://lists.debian.org/debian-lts-announce/2020/07/msg00018.html https://usn.ubuntu.com/3865-1/
CVSS v3.0
Source Entity [email protected]
Severity MEDIUM
6.5
Attack Vector
NETWORK
Complexity
LOW
Privileges
N/A
Interaction
REQUIRED
Confidentiality
N/A
Integrity
N/A
Availability
N/A
Scope
UNCHANGED
RAW VECTOR CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H
CVSS v2.0
Source Entity [email protected]
Severity MEDIUM
4.3
Access Vector
N/A
Authentication
N/A
RAW VECTOR AV:N/AC:M/Au:N/C:N/I:N/A:P

Associated Attack Patterns (CAPEC)

Total: Patterns

CVE-2018-20481 Exploits & PoCs (Proof Of Concept)

No public PoCs found in our database for this CVE.

MODIFIED

Vulnerability data or affected products updated.

PUBLISHED

Vulnerability first announced in NVD.

Attack Vector Matrix

Access Vector NETWORK
Complexity LOW
Privileges N/A
Interaction REQUIRED
CVSS Vector String CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Affected Stack

No specific products linked.