VDB-196903 · CVE-2022-25751 · ssa-836527

Siemens SCALANCE X302-7 EEC HTTP Header denial of service

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.
5.2	$0-$5k	0.00

Summaryinfo

A vulnerability was found in Siemens SCALANCE X302-7 EEC, SCALANCE X304-2FE, SCALANCE X306-1LD FE, SCALANCE X307-2 EEC, SCALANCE X307-3, SCALANCE X307-3LD, SCALANCE X308-2, SCALANCE X308-2LD, SCALANCE X308-2LH, SCALANCE X308-2LH+, SCALANCE X308-2M, SCALANCE X308-2M PoE, SCALANCE X308-2M TS, SCALANCE X310, SCALANCE X310FE, SCALANCE X320-1 FE, SCALANCE X320-1-2LD FE, SCALANCE X408-2, SCALANCE XR324-12M, SCALANCE XR324-12M TS, SCALANCE XR324-4M EEC, SCALANCE XR324-4M PoE and SCALANCE XR324-4M PoE TS. It has been rated as problematic. This vulnerability affects unknown code of the component HTTP Header Handler. This manipulation causes denial of service. This vulnerability appears as CVE-2022-25751. The attack may be initiated remotely. There is no available exploit. It is advisable to implement restrictive firewalling.

Detailsinfo

A vulnerability classified as problematic was found in Siemens SCALANCE X302-7 EEC, SCALANCE X304-2FE, SCALANCE X306-1LD FE, SCALANCE X307-2 EEC, SCALANCE X307-3, SCALANCE X307-3LD, SCALANCE X308-2, SCALANCE X308-2LD, SCALANCE X308-2LH, SCALANCE X308-2LH+, SCALANCE X308-2M, SCALANCE X308-2M PoE, SCALANCE X308-2M TS, SCALANCE X310, SCALANCE X310FE, SCALANCE X320-1 FE, SCALANCE X320-1-2LD FE, SCALANCE X408-2, SCALANCE XR324-12M, SCALANCE XR324-12M TS, SCALANCE XR324-4M EEC, SCALANCE XR324-4M PoE and SCALANCE XR324-4M PoE TS. Affected by this vulnerability is an unknown function of the component HTTP Header Handler. The manipulation with an unknown input leads to a denial of service vulnerability. The CWE definition for the vulnerability is CWE-404. The product does not release or incorrectly releases a resource before it is made available for re-use. As an impact it is known to affect availability.

The weakness was presented 04/12/2022 as ssa-836527. It is possible to read the advisory at cert-portal.siemens.com. This vulnerability is known as CVE-2022-25751 since 02/22/2022. The technical details are unknown and an exploit is not publicly available. The attack technique deployed by this issue is T1499 according to MITRE ATT&CK.

Proper firewalling of is able to address this issue.

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Productinfo

Vendor

Siemens

Name

License

commercial

Website

Vendor: https://www.siemens.com/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.3
VulDB Meta Temp Score: 5.2

VulDB Base Score: 5.3
VulDB Temp Score: 5.2
VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv2info

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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: 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: Firewall
Status: 🔍

0-Day Time: 🔍

Timelineinfo

02/22/2022 🔍
04/12/2022 +48 days 🔍
04/12/2022 +0 days 🔍
04/14/2022 +2 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-836527
Status: Confirmed

CVE: CVE-2022-25751 (🔍)
GCVE (CVE): GCVE-0-2022-25751
GCVE (VulDB): GCVE-100-196903

Entryinfo

Created: 04/12/2022 13:05
Updated: 04/14/2022 11:13
Changes: 04/12/2022 13:05 (38), 04/14/2022 11:13 (1)
Complete: 🔍
Cache ID: 216::103