CVE-2020-11764

OpenEXR: out-of-bounds write in copyIntoFrameBuffer function in ImfMisc.cpp

Severity Score

5.5

*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

*Multiple Sources

Exploited in Wild

*KEV

Decision

*SSVC

Descriptions

An issue was discovered in OpenEXR before 2.4.1. There is an out-of-bounds write in copyIntoFrameBuffer in ImfMisc.cpp.

Se detectó un problema en OpenEXR versiones anteriores a 2.4.1. Se presenta una escritura fuera de límites en la función copyIntoFrameBuffer en el archivo ImfMisc.cpp.

OpenEXR is a high dynamic-range image file format developed by Industrial Light & Magic for use in computer imaging applications. This package contains libraries and sample applications for handling the format. Issues addressed include out of bounds read and out of bounds write vulnerabilities.

*Credits: N/A

Attack Vector

Local

Attack Complexity

Low

Privileges Required

None

User Interaction

Required

Scope

Unchanged

Confidentiality

None

Integrity

None

Availability

High

Attack Vector

Network

Attack Complexity

Medium

Authentication

None

Confidentiality

None

Integrity

None

Availability

Partial

* Common Vulnerability Scoring System

SSVC

Decision:-

Exploitation

Automatable

Tech. Impact

* Organization's Worst-case Scenario

Timeline

2020-04-14 CVE Reserved
2020-04-14 CVE Published
2024-08-04 CVE Updated
2024-08-04 First Exploit
2025-03-30 EPSS Updated
---------- Exploited in Wild
---------- KEV Due Date

CWE

CWE-787: Out-of-bounds Write

CAPEC

References (18)

URL	Tag	Source
https://github.com/AcademySoftwareFoundation/openexr/blob/master/CHANGES.md#version-241-february-11-2020	Release Notes
https://github.com/AcademySoftwareFoundation/openexr/releases/tag/v2.4.1	Release Notes
https://lists.debian.org/debian-lts-announce/2020/08/msg00056.html	Mailing List
https://support.apple.com/kb/HT211288	Third Party Advisory
https://support.apple.com/kb/HT211289	Third Party Advisory
https://support.apple.com/kb/HT211290	Third Party Advisory
https://support.apple.com/kb/HT211291	Third Party Advisory
https://support.apple.com/kb/HT211293	Third Party Advisory
https://support.apple.com/kb/HT211294	Third Party Advisory
https://support.apple.com/kb/HT211295	Third Party Advisory

URL	Date	SRC
https://bugs.chromium.org/p/project-zero/issues/detail?id=1987	2024-08-04

URL	Date	SRC

URL	Date	SRC
http://lists.opensuse.org/opensuse-security-announce/2020-05/msg00051.html	2023-11-07
https://lists.fedoraproject.org/archives/list/package-announce%40lists.fedoraproject.org/message/F4KFGDQG5PVYAU7TS5MZ7XCS6EMPVII3	2023-11-07
https://security.gentoo.org/glsa/202107-27	2023-11-07
https://usn.ubuntu.com/4339-1	2023-11-07
https://www.debian.org/security/2020/dsa-4755	2023-11-07
https://access.redhat.com/security/cve/CVE-2020-11764	2020-09-29
https://bugzilla.redhat.com/show_bug.cgi?id=1828990	2020-09-29

Affected Vendors, Products, and Versions

Vendor		Product				Version		Other		Status
Vendor	Product	Version	Other	Status	<-- -->	Vendor	Product	Version	Other	Status
Openexr Search vendor "Openexr"		Openexr Search vendor "Openexr" for product "Openexr"				< 2.4.1 Search vendor "Openexr" for product "Openexr" and version " < 2.4.1"		-		Affected
Fedoraproject Search vendor "Fedoraproject"		Fedora Search vendor "Fedoraproject" for product "Fedora"				32 Search vendor "Fedoraproject" for product "Fedora" and version "32"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				16.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "16.04"		esm		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				18.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "18.04"		lts		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				19.10 Search vendor "Canonical" for product "Ubuntu Linux" and version "19.10"		-		Affected
Canonical Search vendor "Canonical"		Ubuntu Linux Search vendor "Canonical" for product "Ubuntu Linux"				20.04 Search vendor "Canonical" for product "Ubuntu Linux" and version "20.04"		lts		Affected
Opensuse Search vendor "Opensuse"		Leap Search vendor "Opensuse" for product "Leap"				15.1 Search vendor "Opensuse" for product "Leap" and version "15.1"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				9.0 Search vendor "Debian" for product "Debian Linux" and version "9.0"		-		Affected
Debian Search vendor "Debian"		Debian Linux Search vendor "Debian" for product "Debian Linux"				10.0 Search vendor "Debian" for product "Debian Linux" and version "10.0"		-		Affected
Apple Search vendor "Apple"		Icloud Search vendor "Apple" for product "Icloud"				< 7.20 Search vendor "Apple" for product "Icloud" and version " < 7.20"		windows		Affected
Apple Search vendor "Apple"		Icloud Search vendor "Apple" for product "Icloud"				>= 10.0 < 11.3 Search vendor "Apple" for product "Icloud" and version " >= 10.0 < 11.3"		windows		Affected
Apple Search vendor "Apple"		Itunes Search vendor "Apple" for product "Itunes"				< 12.10.8 Search vendor "Apple" for product "Itunes" and version " < 12.10.8"		windows		Affected
Apple Search vendor "Apple"		Ipados Search vendor "Apple" for product "Ipados"				< 13.6 Search vendor "Apple" for product "Ipados" and version " < 13.6"		-		Affected
Apple Search vendor "Apple"		Iphone Os Search vendor "Apple" for product "Iphone Os"				< 13.6 Search vendor "Apple" for product "Iphone Os" and version " < 13.6"		-		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				>= 10.13.0 < 10.13.6 Search vendor "Apple" for product "Mac Os X" and version " >= 10.13.0 < 10.13.6"		-		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				>= 10.14.0 < 10.14.6 Search vendor "Apple" for product "Mac Os X" and version " >= 10.14.0 < 10.14.6"		-		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				>= 10.15 < 10.15.6 Search vendor "Apple" for product "Mac Os X" and version " >= 10.15 < 10.15.6"		-		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6"		-		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6"		security_update_2018-002		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6"		security_update_2018-003		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6"		security_update_2019-001		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6"		security_update_2019-002		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6"		security_update_2019-003		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6"		security_update_2019-004		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6"		security_update_2019-005		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6"		security_update_2019-006		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6"		security_update_2019-007		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6"		security_update_2020-001		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6"		security_update_2020-002		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.13.6 Search vendor "Apple" for product "Mac Os X" and version "10.13.6"		security_update_2020-003		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.14.6 Search vendor "Apple" for product "Mac Os X" and version "10.14.6"		-		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.14.6 Search vendor "Apple" for product "Mac Os X" and version "10.14.6"		security_update_2019-001		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.14.6 Search vendor "Apple" for product "Mac Os X" and version "10.14.6"		security_update_2019-002		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.14.6 Search vendor "Apple" for product "Mac Os X" and version "10.14.6"		security_update_2019-004		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.14.6 Search vendor "Apple" for product "Mac Os X" and version "10.14.6"		security_update_2019-005		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.14.6 Search vendor "Apple" for product "Mac Os X" and version "10.14.6"		security_update_2019-006		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.14.6 Search vendor "Apple" for product "Mac Os X" and version "10.14.6"		security_update_2019-007		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.14.6 Search vendor "Apple" for product "Mac Os X" and version "10.14.6"		security_update_2020-001		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.14.6 Search vendor "Apple" for product "Mac Os X" and version "10.14.6"		security_update_2020-002		Affected
Apple Search vendor "Apple"		Mac Os X Search vendor "Apple" for product "Mac Os X"				10.14.6 Search vendor "Apple" for product "Mac Os X" and version "10.14.6"		security_update_2020-003		Affected
Apple Search vendor "Apple"		Tvos Search vendor "Apple" for product "Tvos"				< 13.4.8 Search vendor "Apple" for product "Tvos" and version " < 13.4.8"		-		Affected
Apple Search vendor "Apple"		Watchos Search vendor "Apple" for product "Watchos"				< 6.2.8 Search vendor "Apple" for product "Watchos" and version " < 6.2.8"		-		Affected