CVE-2018-25273

MEDIUM 6.2

CrossFont 7.5 Denial of Service via License Key Field

CVSS Score

6.2

EPSS Score

0.0%

EPSS Percentile

0th

CrossFont 7.5 contains a buffer overflow vulnerability that allows local attackers to crash the application by submitting an oversized payload in the License Key field. Attackers can generate a malicious file containing 4000 bytes of data, paste it into the License Key input field, and trigger an application crash when processing the input.

CWE	CWE-120
Vendor	acutesystems
Product	crossfont
Published	Apr 26, 2026

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CVSS v3 Breakdown

CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

None

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Affected Versions

Acutesystems / CrossFont

7.5

References

NVD ↗ CVE.org ↗ EPSS Data ↗

exploit-db.com: https://www.exploit-db.com/exploits/45494 vulncheck.com: https://www.vulncheck.com/advisories/crossfont-denial-of-service-via-license-key-field

Credits

Gionathan "John" Reale