CVE-2020-23109

HighCVSS 8.1/10Last modified Jun 17, 2026

Description

Buffer overflow vulnerability in function convert_colorspace in heif_colorconversion.cc in libheif v1.6.2, allows attackers to cause a denial of service and disclose sensitive information, via a crafted HEIF file.

Metrics

CVSS 3.1 8.1/10CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:N/A:H

Weakness enumeration

CWE-120

Affected software

Vendor	Product	Versions
n/a	n/a	n/a

References

https://github.com/strukturag/libheif/issues/207Exploit, Third Party Advisory
https://github.com/strukturag/libheif/issues/207Exploit, Third Party Advisory

Timeline

Published: Nov 3, 2021
Last modified: Jun 17, 2026
NVD status: Modified

Related CVEs from 2020

CVE-2020-23114.3A missing permission check in Jenkins AWS Global Configuration Plugin 1.5 and earlier allows attackers with Overall/Read permission to repla CVE-2020-23126.5Jenkins SQLPlus Script Runner Plugin 2.0.12 and earlier does not mask a password provided as command line argument in build logs.CVE-2020-231266.1Chamilo LMS version 1.11.10 contains an XSS vulnerability in the personal profile edition form, affecting the user him/herself and social ne CVE-2020-231278.8Chamilo LMS 1.11.10 is affected by Cross Site Request Forgery (CSRF) via the edit_user function by targeting an admin user.CVE-2020-231284.9Chamilo LMS 1.11.10 does not properly manage privileges which could allow a user with Sessions administrator privilege to create a new user CVE-2020-23134.3A missing permission check in Jenkins Azure Key Vault Plugin 2.0 and earlier allows attackers with Overall/Read permission to enumerate cred CVE-2020-231365.5Microweber v1.1.18 is affected by no session expiry after log-out.CVE-2020-231389.8An unrestricted file upload vulnerability was discovered in the Microweber 1.1.18 admin account page. An attacker can upload PHP code or any CVE-2020-231395.5Microweber 1.1.18 is affected by broken authentication and session management. Local session hijacking may occur, which could result in unau CVE-2020-23145.5Jenkins AppSpider Plugin 1.0.12 and earlier stores a password unencrypted in its global configuration file on the Jenkins controller where i CVE-2020-231408.1Microweber 1.1.18 is affected by insufficient session expiration. When changing passwords, both sessions for when a user changes email and o CVE-2020-231487.5The userLogin parameter in ldap/login.php of rConfig 3.9.5 is unsanitized, allowing attackers to perform a LDAP injection and obtain sensiti