OpenEXR up to 2.4.0 Compression ImfDwaCompressor.cpp uncompress out-of-bounds read

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CVSS Meta Temp Score
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5.2$0-$5k0.00

A vulnerability classified as critical has been found in OpenEXR up to 2.4.0. Affected is the function DwaCompressor::uncompress of the file ImfDwaCompressor.cpp of the component Compression Handler. The manipulation with an unknown input leads to a information disclosure vulnerability. CWE is classifying the issue as CWE-125. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in OpenEXR before 2.4.1. There is an out-of-bounds read and write in DwaCompressor::uncompress in ImfDwaCompressor.cpp when handling the UNKNOWN compression case.

The weakness was released 04/14/2020. This vulnerability is traded as CVE-2020-11762 since 04/14/2020. It is possible to launch the attack remotely. The exploitation doesn't require any form of authentication. Successful exploitation requires user interaction by the victim. Technical details are known, but there is no available exploit.

Upgrading to version 2.4.1 eliminates this vulnerability.

Entries connected to this vulnerability are available at 153129, 153128, 153127 and 153125.

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CPE 2.3infoedit

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CVSSv3infoedit

VulDB Meta Base Score: 5.4
VulDB Meta Temp Score: 5.2

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

NVD Base Score: 5.5
NVD Vector: 🔒

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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

NVD Base Score: 🔒

Exploitinginfoedit

Class: Information disclosure
CWE: CWE-125
ATT&CK: Unknown

Local: No
Remote: Yes

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfoedit

Threat: 🔍
Adversaries: 🔍
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Countermeasuresinfoedit

Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: OpenEXR 2.4.1

Timelineinfoedit

04/14/2020 Advisory disclosed
04/14/2020 +0 days CVE assigned
04/15/2020 +1 days VulDB entry created
10/09/2020 +177 days VulDB last update

Sourcesinfoedit

Status: Not defined
Confirmation: 🔒

CVE: CVE-2020-11762 (🔒)
See also: 🔒

Entryinfoedit

Created: 04/15/2020 08:09 AM
Updated: 10/09/2020 04:21 PM
Changes: (1) advisory_confirm_url
Complete: 🔍

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