2021-37180 | Siemens Solid Edge SE2021 OBJ File PSKERNEL.dll uninitialized pointer (ssa-818688)

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.

5.3 $0-$5k 0.29

A vulnerability classified as problematic has been found in Siemens Solid Edge SE2021. This affects some unknown functionality in the library PSKERNEL.dll of the component OBJ File Handler. CWE is classifying the issue as CWE-824. This is going to have an impact on confidentiality, integrity, and availability. The summary by CVE is:

A vulnerability has been identified in Solid Edge SE2021 (All Versions < SE2021MP7). The PSKERNEL.dll library lacks proper validation while parsing user-supplied OBJ files that could cause an out of bounds access to an uninitialized pointer. An attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-13775)

The weakness was released 08/10/2021 as ssa-818688. The advisory is shared at cert-portal.siemens.com. This vulnerability is uniquely identified as CVE-2021-37180 since 07/21/2021. The exploitability is told to be easy. The attack can only be initiated within the local network. A authentication is required for exploitation. Technical details are known, but no exploit is available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 08/14/2021).

Upgrading to version SE2021MP7 eliminates this vulnerability.



VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

🔍 🔍 🔍 🔍 🔍 🔍
🔍 🔍 🔍 🔍 🔍 🔍
🔍 🔍 🔍 🔍 🔍 🔍
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: 🔍
Class: Unknown
CWE: CWE-824
ATT&CK: Unknown

Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

Price Prediction: 🔍
Current Price Estimation: 🔒

0-Day unlock unlock unlock unlock
Today unlock unlock unlock unlock

Threat Intelligenceinfoedit

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍Recommended: Upgrade
Status: 🔍

0-Day Time: 🔒

Upgrade: Solid Edge SE2021 SE2021MP7

07/21/2021 CVE assigned
08/10/2021 +20 days Advisory disclosed
08/10/2021 +0 days VulDB entry created
08/14/2021 +4 days VulDB last updateVendor: https://www.siemens.com/

Advisory: ssa-818688
Status: Confirmed

CVE: CVE-2021-37180 (🔒)

Created: 08/10/2021 14:31
Updated: 08/14/2021 22:57
Changes: (2) source_cve_assigned source_cve_nvd_summary
Complete: 🔍


Download it now for free!

Source link