What is CVE-2018-5308?

CVE-2018-5308 is a high-severity vulnerability in Podofo Project, classified under NULL Pointer Dereference. CVSS score: 7.8/10. Published 2018-01-09.

How severe is CVE-2018-5308?

High severity. CVSS v3 base score is 7.8 out of 10.

Is CVE-2018-5308 known to be exploited?

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

NULL pointer dereference in Podofo Project

CVE-2018-5308

PoDoFo 0.9.5 does not properly validate memcpy arguments in the PdfMemoryOutputStream::Write function (base/PdfOutputStream.cpp). Remote attackers could leverage this vulnerability to cause a denial-of-service or possibly unspecified other impact via a crafted pdf file.

Published 2018-01-09 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 7.8 (High). Vector: CVSS:3.0/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.013 (69.5th percentile), scored 2026-09-30.

Low probability of exploitation in the next 30 days, but still tracked. 70th percentile — 69.5% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.013 · newest: 0.013 · change: 0.000

Affected products

Podofo Project — versions 0.9.5

Weakness classification (CWE)

CWE-476 — NULL Pointer Dereference

Public proof-of-concept exploits

References

bugzilla.redhat.com/show_bug.cgi (Exploit, Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2018-5308?: CVE-2018-5308 is a high-severity vulnerability in Podofo Project, classified under NULL Pointer Dereference. CVSS score: 7.8/10. Published 2018-01-09.
How severe is CVE-2018-5308?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2018-5308 known to be exploited?: 3 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.