VDB-188096 · CVE-2021-42024 · ssa-161331

Siemens Simcenter STAR-CCM+ Viewer prior 2021.3.1 Scene File Parser starview+.exe out-of-bounds write

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.
5.1	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Siemens Simcenter STAR-CCM+ Viewer. It has been declared as critical. The impacted element is an unknown function of the file starview+.exe of the component Scene File Parser. Such manipulation leads to out-of-bounds write. This vulnerability is documented as CVE-2021-42024. There is not any exploit available. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability was found in Siemens Simcenter STAR-CCM+ Viewer and classified as critical. Affected by this issue is some unknown processing of the file starview+.exe of the component Scene File Parser. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. Using CWE to declare the problem leads to CWE-787. The product writes data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability.

The weakness was released 12/14/2021 as ssa-161331. The advisory is shared for download at cert-portal.siemens.com. This vulnerability is handled as CVE-2021-42024 since 10/06/2021. There are known technical details, but no exploit is available.

Upgrading to version 2021.3.1 eliminates this vulnerability.

VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Siemens

Name

Simcenter STAR-CCM+ Viewer

License

commercial

Website

Vendor: https://www.siemens.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.1

VulDB Base Score: 5.5
VulDB Temp Score: 5.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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: Simcenter STAR-CCM+ Viewer 2021.3.1

Timelineinfo

10/06/2021 🔍
12/14/2021 +69 days 🔍
12/14/2021 +0 days 🔍
12/16/2021 +2 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-161331
Status: Not defined

CVE: CVE-2021-42024 (🔍)
GCVE (CVE): GCVE-0-2021-42024
GCVE (VulDB): GCVE-100-188096

Entryinfo

Created: 12/14/2021 17:03
Updated: 12/16/2021 14:10
Changes: 12/14/2021 17:03 (40), 12/16/2021 14:10 (1)
Complete: 🔍
Cache ID: 216::103