VDB-215555 · CVE-2022-46346 · ssa-588101

Siemens Parasolid X_B File 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.
6.9	$0-$5k	0.00

Summaryinfo

A vulnerability marked as critical has been reported in Siemens Parasolid. Affected is an unknown function of the component X_B File Handler. The manipulation leads to out-of-bounds write. This vulnerability is referenced as CVE-2022-46346. Remote exploitation of the attack is possible. No exploit is available. It is suggested to upgrade the affected component.

Detailsinfo

A vulnerability was found in Siemens Parasolid (the affected version is unknown) and classified as critical. This issue affects an unknown code of the component X_B File Handler. 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 summary by CVE is:

A vulnerability has been identified in Parasolid V33.1 (All versions < V33.1.264), Parasolid V34.0 (All versions < V34.0.252), Parasolid V34.1 (All versions < V34.1.242), Parasolid V35.0 (All versions < V35.0.170). The affected applications contain an out of bounds write past the end of an allocated structure while parsing specially crafted X_B files. This could allow an attacker to execute code in the context of the current process. (ZDI-CAN-19071)

The weakness was published 12/13/2022 as ssa-588101. It is possible to read the advisory at cert-portal.siemens.com. The identification of this vulnerability is CVE-2022-46346 since 11/30/2022. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 01/08/2023).

Upgrading eliminates this vulnerability.

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Productinfo

Vendor

Siemens

Name

Parasolid

License

commercial

Website

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

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 6.9

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

NVD Base Score: 7.8
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: 🔍

Exploitinginfo

Class: Out-of-bounds write
CWE: CWE-787 / 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: 🔍

Timelineinfo

11/30/2022 🔍
12/13/2022 +13 days 🔍
12/13/2022 +0 days 🔍
01/08/2023 +26 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-588101
Status: Confirmed

CVE: CVE-2022-46346 (🔍)
GCVE (CVE): GCVE-0-2022-46346
GCVE (VulDB): GCVE-100-215555

Entryinfo

Created: 12/13/2022 21:00
Updated: 01/08/2023 12:09
Changes: 12/13/2022 21:00 (39), 01/08/2023 12:09 (11)
Complete: 🔍
Cache ID: 216::103