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Advisories

CrossFont 7.5 Denial of Service via License Key Field

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severity
medium
date
Affecting

  • CrossFont <= 7.5

CWE
  • CWE-120 Buffer Copy without Checking Size of Input ('Classic Buffer Overflow')
CVSS
6.9
CVSS V4 Vector
CVSS:4.0/AV:L/AC:L/AT:N/PR:N/UI:N/VC:N/VI:N/VA:H/SC:N/SI:N/SA:N
Credit
Gionathan "John" Reale
Description
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.

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