CVE-2018-20481 - CVE House
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Status published Medium CVE-2018-20481

XRef::getEntry in XRef.cc in Poppler 0.72.0 mishandles unallocated XRef entries,...

Vulnerability Description

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.

Impact Analysis

Refer to official advisory for detailed impact metrics.

Remediation

Ensure systems are updated to the latest vendor-supplied patch levels.

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Credits & Attribution

No credits recorded in the NVD database.

References

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Affected Vendor

freedesktop

View all reports →

Affected Software

poppler, ubuntu linux, debian linux
Vulnerable Versions:
0.72.0, 14.04, 16.04, 18.04, 18.10, 8.0

Timeline

Official Publish: December 26th, 2018
Last Modified: August 5th, 2024
Added to House: July 20th, 2026

CVSS Vectors

V3: CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

Weaknesses (CWE)

No CWE data available

MITRE ATT&CK TTPs

No associated TTPs found for this vulnerability.