CVE Database›Document archive›CVE-2020-18652

CVE-2020-18652

exempi: denial of service via opening of crafted webp file

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Severity

Moderate

Red Hat Product Security

6.5

CVSS 3.1

Review impact separately from score.

Published · August 22, 2023

Updated · November 21, 2025

Description

A buffer overflow flaw was found in the exempi package. This issue occurs in WEBP_Support.cpp and may allow remote attackers to cause a denial of service via opening a crafted webp file.

CVSS score applicability

The CVSS score(s) listed for this vulnerability do not reflect the associated product's status, and are included for informational purposes to better understand the severity of this vulnerability.

Mitigation

Mitigation for this issue is either not available or the currently available options don't meet the Red Hat Product Security criteria comprising ease of use and deployment, applicability to widespread installation base or stability.

CVSS / CWE

CVSS 3.1 · 6.5
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:N/I:N/A:H

CWE-787 · Out-of-bounds Write