CVE-2017-8420

Name: CVE-2017-8420
Creator: NVD / NIST
Published: 2017-07-05T20:29:02.983+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

UnknownEPSS 0.88%

Last modified Jun 17, 2026

CVE-2017-8420 is a vulnerability of currently unknown severity. SWFTools 2013-04-09-1007 on Windows has a "Data from Faulting Address controls Branch Selection starting at image00000000_00400000+0x0000000000003e71" issue. This issue can be triggered by a malformed TTF file that is mishandled by font2swf. EPSS estimates a 0.88% chance of exploitation in the next 30 days.

Description

SWFTools 2013-04-09-1007 on Windows has a "Data from Faulting Address controls Branch Selection starting at image00000000_00400000+0x0000000000003e71" issue. This issue can be triggered by a malformed TTF file that is mishandled by font2swf. Attackers could exploit this issue for DoS (Access Violation).

Metrics

EPSS Probability

0.88%

54.3th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

CWE-119

Affected Software

Vendor	Product	Versions
Swftools	Swftools	2013-04-09-1007

References

https://github.com/wlinzi/security_advisories/tree/master/CVE-2017-8420Third Party Advisory
https://github.com/wlinzi/security_advisories/tree/master/CVE-2017-8420Third Party Advisory

Timeline

Published: Jul 5, 2017
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2017-8420?

How severe is CVE-2017-8420?

Severity scoring for CVE-2017-8420 is pending analysis. The EPSS model estimates a 0.88% probability of exploitation in the next 30 days.

How do I fix CVE-2017-8420?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2017-8420?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST