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CVE-2017-17521

UnknownEPSS 1.83%

Last modified

CVE-2017-17521 is a vulnerability of currently unknown severity. uiutil.c in FontForge through 20170731 does not validate strings before launching the program specified by the BROWSER environment variable, which might allow remote attackers to conduct argument-injection attacks via a crafted URL, a different vulnerability than CVE-2017-17534.. EPSS estimates a 1.83% chance of exploitation in the next 30 days.

Description

uiutil.c in FontForge through 20170731 does not validate strings before launching the program specified by the BROWSER environment variable, which might allow remote attackers to conduct argument-injection attacks via a crafted URL, a different vulnerability than CVE-2017-17534.

Metrics

EPSS Probability
1.83%

76.2th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

VendorProductVersions
FontforgeFontforge<= 20170731

References

Timeline

Published
Last Modified
Status
Modified

Frequently Asked Questions

What is CVE-2017-17521?
uiutil.c in FontForge through 20170731 does not validate strings before launching the program specified by the BROWSER environment variable, which might allow remote attackers to conduct argument-injection attacks via a crafted URL, a different vulnerability than CVE-2017-17534.
How severe is CVE-2017-17521?
Severity scoring for CVE-2017-17521 is pending analysis. The EPSS model estimates a 1.83% probability of exploitation in the next 30 days.
How do I fix CVE-2017-17521?
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-2017-17521?

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

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Source: NVD / NIST