What is CVE-2017-1000187?

CVE-2017-1000187 is a high-severity vulnerability in Swftools, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2017-11-17.

How severe is CVE-2017-1000187?

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

Buffer overflow in Swftools

CVE-2017-1000187

In SWFTools, an address access exception was found in pdf2swf. FoFiTrueType::writeTTF()

Vulnerability class: Buffer Overflow

Published 2017-11-17 · 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: 0.008 (56.4th percentile), scored 2026-09-29.

Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 56th percentile — 56.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000

Affected products

Swftools

Weakness classification (CWE)

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

References

github.com/matthiaskramm/swftools/issues/36 (Third Party Advisory, Issue Tracking)

Frequently asked questions

What is CVE-2017-1000187?: CVE-2017-1000187 is a high-severity vulnerability in Swftools, classified under Improper Restriction of Operations within the Bounds of a Memory Buffer. CVSS score: 7.8/10. Published 2017-11-17.
How severe is CVE-2017-1000187?: High severity. CVSS v3 base score is 7.8 out of 10.