Heap-based Buffer Over-read in stb_truetype.h by Nothings
CVE-2020-6620

8.8HIGH

Key Information:

Vendor

Nothings

Status
Stb Truetype.h
Vendor
CVE Published:
8 January 2020

What is CVE-2020-6620?

The stb_truetype.h library, utilized for TrueType font parsing, exhibits a vulnerability that allows an attacker to exploit a heap-based buffer over-read, potentially leading to the disclosure of sensitive data. This issue exists in versions 1.22 and prior, where the function stbtt__buf_get8 may improperly handle data, putting systems at risk.

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References

https://github.com/nothings/stb/issues/868
x_refsource_MISC

CVSS V3.1

Score:
8.8
Severity:
HIGH
Confidentiality:
High
Integrity:
High
Availability:
High
Attack Vector:
Network
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

JSON
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