Siemens Solid Edge SE2020/Solid Edge SE2021 PAR File Parser out-of-bounds

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.
6.6$0-$5k0.00

Summaryinfo

A vulnerability described as problematic has been identified in Siemens Solid Edge SE2020 and Solid Edge SE2021. Affected is an unknown function of the component PAR File Parser. Such manipulation leads to out-of-bounds. This vulnerability is uniquely identified as CVE-2021-27381. No exploit exists.

Detailsinfo

A vulnerability was found in Siemens Solid Edge SE2020 and Solid Edge SE2021 (unknown version) and classified as problematic. Affected by this issue is an unknown code block of the component PAR File Parser. The manipulation with an unknown input leads to a out-of-bounds vulnerability. Using CWE to declare the problem leads to CWE-125. The product reads data past the end, or before the beginning, of the intended buffer. Impacted is confidentiality, integrity, and availability.

The weakness was disclosed 03/16/2021 as ssa-715184. The advisory is available at cert-portal.siemens.com. This vulnerability is handled as CVE-2021-27381. The technical details are unknown and an exploit is not available. The structure of the vulnerability defines a possible price range of USD $0-$5k at the moment (estimation calculated on 04/01/2021).

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

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Productinfo

Vendor

Name

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.6
VulDB Meta Temp Score: 6.6

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

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Out-of-bounds
CWE: CWE-125 / 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

02/18/2021 🔍
03/16/2021 +26 days 🔍
03/16/2021 +0 days 🔍
04/01/2021 +16 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-715184
Status: Not defined

CVE: CVE-2021-27381 (🔍)
GCVE (CVE): GCVE-0-2021-27381
GCVE (VulDB): GCVE-100-171302

Entryinfo

Created: 03/16/2021 10:58
Updated: 04/01/2021 19:30
Changes: 03/16/2021 10:58 (36), 04/01/2021 19:26 (2), 04/01/2021 19:30 (18)
Complete: 🔍
Cache ID: 216::103

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