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HIGH · 8.8

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-inje...

Vulnerability 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.

CVSS Score

8.8

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
NONE
User Interaction
REQUIRED
Scope
UNCHANGED
Confidentiality
HIGH
Integrity
HIGH
Availability
HIGH

Affected Products

VendorProductVersions
FontforgeFontforge<= 20170731

Related Weaknesses (CWE)

CWE-74

References

FAQ

What is CVE-2017-17521?

CVE-2017-17521 is a vulnerability with a CVSS score of 8.8 (HIGH). 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-inje...

How severe is CVE-2017-17521?

CVE-2017-17521 has been rated HIGH with a CVSS base score of 8.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2017-17521?

Check the references section above for vendor advisories and patch information. Affected products include: Fontforge Fontforge.