CVE-2022-39158 : Affected devices improperly handle partial HTTP requests which makes them vulner

Affected devices improperly handle partial HTTP requests which makes them vulnerable to slowloris attacks. This could allow a remote attacker to create a denial of service condition that persists until the attack ends.

Published 2022-09-13 10:15:12

Updated 2023-11-14 11:15:09

Source Siemens AG

View at NVD, CVE.org

Vulnerability category: Denial of service

Products affected by CVE-2022-39158

Siemens » Ruggedcom Ros
Versions before (<) 5.6.0
cpe:2.3:o:siemens:ruggedcom_ros:*:*:*:*:*:*:*:*
Matching versions
When used together with: Siemens » Ruggedcom Rmc8388 » Version: N/A
When used together with: Siemens » Ruggedcom Rs416pv2 » Version: N/A
When used together with: Siemens » Ruggedcom Rs416v2 » Version: N/A
When used together with: Siemens » Ruggedcom Rs900 (32m) » Version: N/A
When used together with: Siemens » Ruggedcom Rs900g (32m) » Version: N/A
When used together with: Siemens » Ruggedcom Rsg2100 (32m) » Version: N/A
When used together with: Siemens » Ruggedcom Rsg2288 » Version: N/A
When used together with: Siemens » Ruggedcom Rsg2300 » Version: N/A
When used together with: Siemens » Ruggedcom Rsg2300p » Version: N/A
When used together with: Siemens » Ruggedcom Rsg2488 » Version: N/A
When used together with: Siemens » Ruggedcom Rsg907r » Version: N/A
When used together with: Siemens » Ruggedcom Rsg908c » Version: N/A
When used together with: Siemens » Ruggedcom Rsg909r » Version: N/A
When used together with: Siemens » Ruggedcom Rsg910c » Version: N/A
When used together with: Siemens » Ruggedcom Rsg920p » Version: N/A
When used together with: Siemens » Ruggedcom Rsl910 » Version: N/A
When used together with: Siemens » Ruggedcom Rst2228 » Version: N/A
When used together with: Siemens » Ruggedcom Rst2228p » Version: N/A
When used together with: Siemens » Ruggedcom Rst916c » Version: N/A
When used together with: Siemens » Ruggedcom Rst916p » Version: N/A

Exploit prediction scoring system (EPSS) score for CVE-2022-39158

EPSS FAQ

0.16%

Probability of exploitation activity in the next 30 days EPSS Score History

~ 52 %

Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2022-39158

Base Score	Base Severity	CVSS Vector	Exploitability Score	Impact Score	Score Source
7.5	HIGH	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H	3.9	3.6	NIST
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: High
5.3	MEDIUM	CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:L	3.9	1.4	Siemens AG
Attack Vector: Network Attack Complexity: Low Privileges Required: None User Interaction: None Scope: Unchanged Confidentiality: None Integrity: None Availability: Low

CWE ids for CVE-2022-39158

CWE-400 Uncontrolled Resource Consumption

The product does not properly control the allocation and maintenance of a limited resource, thereby enabling an actor to influence the amount of resources consumed, eventually leading to the exhaustion of available resources.

Assigned by: productcert@siemens.com (Primary)

References for CVE-2022-39158

https://cert-portal.siemens.com/productcert/pdf/ssa-787941.pdf
https://cert-portal.siemens.com/productcert/pdf/ssa-459643.pdf

Patch;Vendor Advisory

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Vulnerability Details : CVE-2022-39158

Products affected by CVE-2022-39158

Exploit prediction scoring system (EPSS) score for CVE-2022-39158

CVSS scores for CVE-2022-39158

CWE ids for CVE-2022-39158

References for CVE-2022-39158