VDB-165956 · CVE-2020-16589 · GCVE-0-2020-16589

Academy Software Foundation OpenEXR 2.3.0 EXR File ImfTiledOutputFile.cpp writeTileData heap-based overflow

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.
4.5	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical was found in Academy Software Foundation OpenEXR 2.3.0. Affected is the function writeTileData of the file ImfTiledOutputFile.cpp of the component EXR File Handler. Such manipulation leads to heap-based overflow. This vulnerability is documented as CVE-2020-16589. There is not any exploit available.

Detailsinfo

A vulnerability was found in Academy Software Foundation OpenEXR 2.3.0 and classified as problematic. Affected by this issue is the function writeTileData of the file ImfTiledOutputFile.cpp of the component EXR File Handler. The manipulation with an unknown input leads to a heap-based overflow vulnerability. Using CWE to declare the problem leads to CWE-122. A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc(). Impacted is availability.

The weakness was released 12/10/2020. The advisory is shared for download at github.com. This vulnerability is handled as CVE-2020-16589. There are known technical details, but no exploit is available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Academy Software Foundation

Name

OpenEXR

Version

2.3.0

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.5
VulDB Meta Temp Score: 4.5

VulDB Base Score: 3.5
VulDB Temp Score: 3.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 5.5
NVD Vector: 🔍

CVSSv2info

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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: Heap-based overflow
CWE: CWE-122 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

08/03/2020 🔍
12/10/2020 +129 days 🔍
12/10/2020 +0 days 🔍
12/15/2020 +5 days 🔍

Sourcesinfo

Advisory: github.com
Status: Not defined
Confirmation: 🔍

CVE: CVE-2020-16589 (🔍)
GCVE (CVE): GCVE-0-2020-16589
GCVE (VulDB): GCVE-100-165956

Entryinfo

Created: 12/10/2020 07:34
Updated: 12/15/2020 13:01
Changes: 12/10/2020 07:34 (39), 12/15/2020 12:57 (2), 12/15/2020 13:01 (18)
Complete: 🔍
Cache ID: 216::103