Siemens Scalance X-200 IRT/Scalance X-300 Web Server cross site scripting

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.2$0-$5k0.00

Summaryinfo

A vulnerability was found in Siemens Scalance X-200 IRT and Scalance X-300. It has been rated as problematic. This affects an unknown function of the component Web Server. The manipulation leads to cross site scripting. This vulnerability is uniquely identified as CVE-2018-4848. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in Siemens Scalance X-200 IRT and Scalance X-300 (version unknown). This issue affects an unknown function of the component Web Server. The manipulation with an unknown input leads to a cross site scripting vulnerability. Using CWE to declare the problem leads to CWE-79. The product does not neutralize or incorrectly neutralizes user-controllable input before it is placed in output that is used as a web page that is served to other users. Impacted is integrity. The summary by CVE is:

A vulnerability has been identified in SCALANCE X-200 IRT (All versions < V5.4.1), SCALANCE X300 (All versions). The integrated configuration web server of the affected Scalance X Switches could allow Cross-Site Scripting (XSS) attacks if unsuspecting users are tricked into accessing a malicious link. User interaction is required for a successful exploitation. The user must be logged into the web interface in order for the exploitation to succeed.

The bug was discovered 06/12/2018. The weakness was disclosed 06/14/2018 (Website). It is possible to read the advisory at cert-portal.siemens.com. The identification of this vulnerability is CVE-2018-4848 since 01/02/2018. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. It demands that the victim is doing some kind of user interaction. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 03/27/2023). The attack technique deployed by this issue is T1059.007 according to MITRE ATT&CK.

The vulnerability was handled as a non-public zero-day exploit for at least 2 days. During that time the estimated underground price was around $5k-$25k.

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

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 104494†). The entry VDB-119566 is pretty similar. Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

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License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

NVD Base Score: 6.1
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: Cross site scripting
CWE: CWE-79 / CWE-94 / CWE-74
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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

01/02/2018 🔍
06/12/2018 +161 days 🔍
06/12/2018 +0 days 🔍
06/14/2018 +1 days 🔍
06/14/2018 +0 days 🔍
06/15/2018 +1 days 🔍
03/27/2023 +1746 days 🔍

Sourcesinfo

Vendor: siemens.com

Advisory: ssa-480829
Status: Not defined

CVE: CVE-2018-4848 (🔍)
GCVE (CVE): GCVE-0-2018-4848
GCVE (VulDB): GCVE-100-119567
SecurityFocus: 104494 - Multiple Siemens SCALANCE X Switches ICSA-18-163-02 Multiple Security Vulnerabilities

See also: 🔍

Entryinfo

Created: 06/15/2018 07:37
Updated: 03/27/2023 14:10
Changes: 06/15/2018 07:37 (58), 02/19/2020 15:44 (3), 03/27/2023 14:10 (3)
Complete: 🔍
Cache ID: 216::103

Be aware that VulDB is the high quality source for vulnerability data.

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