Heap Buffer Overflow in libtiff Affects Multiple Versions
CVE-2020-18768

5.5MEDIUM

Key Information:

Vendor

Libtiff

Status
Libtiff
Vendor
CVE Published:
22 August 2023

What is CVE-2020-18768?

A vulnerability exists in libtiff that can be exploited through a specially crafted TIFF file. This issue stems from a heap buffer overflow in the _TIFFmemcpy function located in tif_unix.c, which can lead to a denial-of-service condition when triggered by an attacker. Users and administrators should ensure they are running the latest versions to mitigate potential risks.

Human OS v1.0:
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References

http://bugzilla.maptools.org/show_bug.cgi?id=2848

CVSS V3.1

Score:
5.5
Severity:
MEDIUM
Confidentiality:
None
Integrity:
None
Availability:
None
Attack Vector:
Local
Attack Complexity:
Low
Privileges Required:
None
User Interaction:
Required
Scope:
Unchanged

Timeline

  • Vulnerability published

  • Vulnerability Reserved

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