CVE-2020-5496
HIGHCVSS 8.8/10EPSS 2.37%
Last modified
CVE-2020-5496 is a high-severity vulnerability rated 8.8/10 on the CVSS scale. FontForge 20190801 has a heap-based buffer overflow in the Type2NotDefSplines() function in splinesave.c.. EPSS estimates a 2.37% chance of exploitation in the next 30 days.
Description
FontForge 20190801 has a heap-based buffer overflow in the Type2NotDefSplines() function in splinesave.c.
Metrics
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness Enumeration
Affected Software
| Vendor | Product | Versions |
|---|---|---|
| Fontforge | Fontforge | 20190801 |
| Opensuse | Leap | 15.1 |
References
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00041.htmlThird Party Advisory
- https://github.com/fontforge/fontforge/issues/4085Exploit, Issue Tracking, Third Party Advisory
- https://security.gentoo.org/glsa/202004-14Third Party Advisory
- http://lists.opensuse.org/opensuse-security-announce/2020-01/msg00041.htmlThird Party Advisory
- https://github.com/fontforge/fontforge/issues/4085Exploit, Issue Tracking, Third Party Advisory
- https://security.gentoo.org/glsa/202004-14Third Party Advisory
Timeline
- Published
- Last Modified
- Status
- Modified
Frequently Asked Questions
What is CVE-2020-5496?
FontForge 20190801 has a heap-based buffer overflow in the Type2NotDefSplines() function in splinesave.c.
How severe is CVE-2020-5496?
CVE-2020-5496 has a CVSS score of 8.8/10 (HIGH severity). The EPSS model estimates a 2.37% probability of exploitation in the next 30 days.
How do I fix CVE-2020-5496?
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.
How Strix Helps
- How Strix found a critical auth bypass in etcdStrix autonomously discovered a critical authentication bypass in etcd, later designated CVE-2026-33413.
- Autonomous PentestingAI agents that find and validate exploitable vulnerabilities like this one across your applications.
- PR ReviewsPentest every pull request so vulnerable code is caught before it ships to production.
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Are you affected by CVE-2020-5496?
Run a free Strix scan to check your systems for this vulnerability.
Scan your code nowSource: NVD / NIST