VDB-153127 · CVE-2020-11763 · USN-4339-1

OpenEXR up to 2.4.0 ImfTileOffsets.cpp std::vector out-of-bounds

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
5.3	$0-$5k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in OpenEXR up to 2.4.0. The impacted element is the function std::vector of the file ImfTileOffsets.cpp. This manipulation causes out-of-bounds. This vulnerability is tracked as CVE-2020-11763. The attack is restricted to local execution. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability classified as critical was found in OpenEXR up to 2.4.0. Affected by this vulnerability is the function std::vector of the file ImfTileOffsets.cpp. The manipulation with an unknown input leads to a out-of-bounds vulnerability. The CWE definition for the vulnerability is CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

An issue was discovered in OpenEXR before 2.4.1. There is an std::vector out-of-bounds read and write, as demonstrated by ImfTileOffsets.cpp.

The weakness was disclosed 04/14/2020. This vulnerability is known as CVE-2020-11763 since 04/14/2020. The attack can be launched remotely. The exploitation doesn't need any form of authentication. It demands that the victim is doing some kind of user interaction. Technical details of the vulnerability are known, but there is no available exploit.

Upgrading to version 2.4.1 eliminates this vulnerability.

The entries VDB-153129, VDB-153128, VDB-153126 and VDB-153125 are pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Name

OpenEXR

Version

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: OpenEXR 2.4.1

Timelineinfo

04/14/2020 🔍
04/14/2020 +0 days 🔍
04/15/2020 +1 days 🔍
05/09/2025 +1850 days 🔍

Sourcesinfo

Advisory: USN-4339-1
Status: Confirmed
Confirmation: 🔍

CVE: CVE-2020-11763 (🔍)
GCVE (CVE): GCVE-0-2020-11763
GCVE (VulDB): GCVE-100-153127
See also: 🔍

Entryinfo

Created: 04/15/2020 08:16
Updated: 05/09/2025 08:01
Changes: 04/15/2020 08:16 (38), 04/15/2020 08:21 (17), 10/09/2020 16:27 (1), 05/19/2024 07:35 (20), 05/09/2025 08:01 (6)
Complete: 🔍
Cache ID: 216::103