What is CVE-2017-15242?

CVE-2017-15242 is a high-severity vulnerability in Irfanview, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2017-10-11.

How severe is CVE-2017-15242?

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

Is CVE-2017-15242 known to be exploited?

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

Buffer overflow in Irfanview

CVE-2017-15242

IrfanView version 4.44 (32bit) with PDF plugin version 4.43 allows attackers to execute arbitrary code or cause a denial of service via a crafted .pdf file, related to a "User Mode Write AV starting at PDF!xmlGetGlobalState+0x0000000000031abe."

Vulnerability class: Buffer Overflow

Published 2017-10-11 · 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: 0.025 (84.3th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 84th percentile — 84.3% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.025 · newest: 0.025 · change: 0.000

Affected products

Irfanview — versions 4.44
Irfanview Pdf — versions 4.43

Weakness classification (CWE)

CWE-119 — Improper Restriction of Operations within the Bounds of a Memory Buffer

Public proof-of-concept exploits

References

github.com/wlinzi/security_advisories/tree/master/CVE-2017-15242 (Third Party Advisory)

Frequently asked questions

What is CVE-2017-15242?: CVE-2017-15242 is a high-severity vulnerability in Irfanview, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2017-10-11.
How severe is CVE-2017-15242?: High severity. CVSS v3 base score is 7.8 out of 10.
Is CVE-2017-15242 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.