Siemens syngo fastView BMP File Parser write-what-where condition

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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8.3$5k-$25k0.00

Summaryinfo

A vulnerability was found in Siemens syngo fastView and classified as very critical. This affects an unknown part of the component BMP File Parser. Such manipulation leads to write-what-where condition. This vulnerability is referenced as CVE-2021-45465. It is possible to launch the attack remotely. No exploit is available.

Detailsinfo

A vulnerability, which was classified as very critical, has been found in Siemens syngo fastView (the affected version is unknown). Affected by this issue is an unknown code of the component BMP File Parser. The manipulation with an unknown input leads to a write-what-where condition vulnerability. Using CWE to declare the problem leads to CWE-123. Any condition where the attacker has the ability to write an arbitrary value to an arbitrary location, often as the result of a buffer overflow. Impacted is confidentiality, integrity, and availability. CVE summarizes:

A vulnerability has been identified in syngo fastView (All versions). The affected application lacks proper validation of user-supplied data when parsing BMP files. This could result in a write-what-where condition and an attacker could leverage this vulnerability to execute code in the context of the current process. (ZDI-CAN-15696)

The weakness was published 01/04/2024. The advisory is shared for download at siemens-healthineers.com. This vulnerability is handled as CVE-2021-45465 since 12/23/2021. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $5k-$25k (estimation calculated on 01/04/2024).

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: 8.3
VulDB Meta Temp Score: 8.3

VulDB Base Score: 8.8
VulDB Temp Score: 8.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.8
CNA Vector (Siemens AG): 🔍

CVSSv2info

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

Exploitinginfo

Class: Write-what-where condition
CWE: CWE-123 / 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

12/23/2021 🔍
01/04/2024 +742 days 🔍
01/04/2024 +0 days 🔍
01/24/2024 +20 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: siemens-healthineers.com
Status: Confirmed

CVE: CVE-2021-45465 (🔍)
GCVE (CVE): GCVE-0-2021-45465
GCVE (VulDB): GCVE-100-249680

Entryinfo

Created: 01/04/2024 12:54
Updated: 01/24/2024 08:31
Changes: 01/04/2024 12:54 (45), 01/24/2024 08:31 (1)
Complete: 🔍
Cache ID: 216::103

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