VDB-178432 · CVE-2021-34323 · ssa-483182

Siemens JT2Go/Teamcenter Visualization up to 13.1 JT File Jt981.dll 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.
6.0	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, was found in Siemens JT2Go and Teamcenter Visualization up to 13.1. Affected by this issue is some unknown functionality in the library Jt981.dll of the component JT File Handler. Executing a manipulation can lead to out-of-bounds write. This vulnerability is tracked as CVE-2021-34323. The attack can be launched remotely. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in Siemens JT2Go and Teamcenter Visualization up to 13.1. It has been declared as critical. This vulnerability affects some unknown functionality in the library Jt981.dll of the component JT File Handler. The manipulation with an unknown input leads to a out-of-bounds write vulnerability. The CWE definition for the vulnerability is CWE-787. The product writes 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 weakness was disclosed 07/13/2021 as ssa-483182. The advisory is shared for download at cert-portal.siemens.com. This vulnerability was named CVE-2021-34323. Successful exploitation requires user interaction by the victim. There are known technical details, but no exploit is available.

Upgrading to version 13.2 eliminates this vulnerability.

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

Productinfo

Type

Image Processing Software

Vendor

Siemens

Name

Version

License

commercial

Website

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

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.3
VulDB Meta Temp Score: 6.0

VulDB Base Score: 6.3
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

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: 🔍

Exploitinginfo

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

Physical: No
Local: No
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: JT2Go/Teamcenter Visualization 13.2

Timelineinfo

06/08/2021 🔍
07/13/2021 +35 days 🔍
07/13/2021 +0 days 🔍
07/16/2021 +3 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-483182
Status: Confirmed

CVE: CVE-2021-34323 (🔍)
GCVE (CVE): GCVE-0-2021-34323
GCVE (VulDB): GCVE-100-178432

Entryinfo

Created: 07/13/2021 17:23
Updated: 07/16/2021 10:57
Changes: 07/13/2021 17:23 (40), 07/16/2021 10:57 (5)
Complete: 🔍
Cache ID: 216::103