Siemens SIPROTEC 5 up to 8.79 Web Packet denial of service

CVSS Meta Temp Score
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CTI Interest Score
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4.1$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as problematic, was found in Siemens SIPROTEC 5 up to 8.79. This impacts an unknown function of the component Web Packet Handler. Such manipulation leads to denial of service. This vulnerability is documented as CVE-2021-37206. The attack requires being on the local network. There is not any exploit available. You should upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Siemens SIPROTEC 5 up to 8.79. Affected by this issue is some unknown functionality of the component Web Packet Handler. The manipulation with an unknown input leads to a denial of service vulnerability. Using CWE to declare the problem leads to CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. Impacted is availability.

The weakness was released 09/14/2021 as ssa-500748. The advisory is shared for download at cert-portal.siemens.com. This vulnerability is handled as CVE-2021-37206 since 07/21/2021. There are neither technical details nor an exploit publicly available.

Upgrading to version 8.80 eliminates this vulnerability.

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

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.3
VulDB Meta Temp Score: 4.1

VulDB Base Score: 4.3
VulDB Temp Score: 4.1
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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

Exploitinginfo

Class: Denial of service
CWE: CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Partially

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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: SIPROTEC 5 8.80

Timelineinfo

07/21/2021 🔍
09/14/2021 +55 days 🔍
09/14/2021 +0 days 🔍
09/16/2021 +2 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-500748
Status: Confirmed

CVE: CVE-2021-37206 (🔍)
GCVE (CVE): GCVE-0-2021-37206
GCVE (VulDB): GCVE-100-182576

Entryinfo

Created: 09/14/2021 15:30
Updated: 09/16/2021 19:28
Changes: 09/14/2021 15:30 (40), 09/16/2021 19:28 (1)
Complete: 🔍
Cache ID: 216::103

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