Heap-Based Buffer Over-Read in STB Truetype Library
CVE-2020-6621

8.8HIGH

Key Information:

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

What is CVE-2020-6621?

The STB Truetype Library, specifically versions preceding 1.22, contains a vulnerability characterized by a heap-based buffer over-read in the function ttUSHORT. This flaw can potentially be exploited by attackers to gain unauthorized access to sensitive data, leading to severe security implications for applications utilizing this library. Developers are recommended to review and update their versions to mitigate any associated risks.

Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.

Remediate biological technical debt. Prime Ageing uses 95% high-purity SIRT6 activation to maintain genomic integrity and bolster systemic resilience.

Deploy the Patch

References

https://github.com/nothings/stb/issues/867

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

Download the Critical Vulnerability Management Cheat Sheet

Timeline

Vulnerability published
Jan 8, 2020
Vulnerability Reserved
Jan 8, 2020

JSON

Nothings

What is CVE-2020-6621?

Human OS v1.0: Ageing Is an Unpatched Zero-Day Vulnerability.

References

CVSS V3.1

Timeline

Human OS v1.0:
Ageing Is an Unpatched Zero-Day Vulnerability.