What is CVE-2018-16303?

CVE-2018-16303 is a high-severity vulnerability in Pdf-Xchange Editor, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 7.5/10. Published 2018-09-01.

How severe is CVE-2018-16303?

High severity. CVSS v3 base score is 7.5 out of 10.

Is CVE-2018-16303 known to be exploited?

1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

XXE in Pdf-Xchange Editor

CVE-2018-16303

PDF-XChange Editor through 7.0.326.1 allows remote attackers to cause a denial of service (resource consumption) via a crafted x:xmpmeta structure, a related issue to CVE-2003-1564.

Vulnerability class: XXE (XML External Entity)

EPSS: 0.016 (73.5th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.

Affected products

Pdf-xchange Pdf-xchange_editor
N/a — versions n/a

Weakness classification (CWE)

CWE-611 — Improper Restriction of XML External Entity Reference (XXE)

Public proof-of-concept exploits

ponypot/cve

References

cve@mitre.org (Exploit, x_refsource_MISC, Issue Tracking, Vendor Advisory)

Frequently asked questions

What is CVE-2018-16303?: CVE-2018-16303 is a high-severity vulnerability in Pdf-Xchange Editor, classified under Improper Restriction of XML External Entity Reference (XXE). CVSS score: 7.5/10. Published 2018-09-01.
How severe is CVE-2018-16303?: High severity. CVSS v3 base score is 7.5 out of 10.
Is CVE-2018-16303 known to be exploited?: 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.