SCALANCE M875 Web Interface Stored 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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3.6$0-$5k0.00

A vulnerability was found in SCALANCE M875 (affected version not known). It has been rated as problematic. Affected by this issue is some unknown functionality of the component Web Interface. The manipulation with an unknown input leads to a cross site scripting vulnerability (Stored). 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. CVE summarizes:

A vulnerability has been identified in SCALANCE M875 (All versions). The web interface on port 443/tcp could allow a stored Cross-Site Scripting (XSS) attack if an unsuspecting user is tricked into accessing a malicious link. Successful exploitation requires that the attacker has access to the web interface of an affected device. The attacker must be authenticated as administrative user on the web interface. Afterwards, a legitimate user must access the web interface. A successful attack could allow an attacker to execute malicious code in the browser of a legitimate user. At the time of advisory publication no public exploitation of this security vulnerability was known.

The bug was discovered 06/12/2018. The weakness was released 06/26/2018 (Website). The advisory is shared for download at cert-portal.siemens.com. This vulnerability is handled as CVE-2018-11448 since 05/25/2018. The attack may be launched remotely. A simple authentication is required for exploitation. Successful exploitation requires user interaction by the victim. There are neither technical details nor an exploit publicly available. The MITRE ATT&CK project declares the attack technique as T1059.007.

The vulnerability was handled as a non-public zero-day exploit for at least 14 days. During that time the estimated underground price was around $0-$5k.

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

Entries connected to this vulnerability are available at 120011, 120012, 120013 and 119995.

Productinfo

Vendor

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CPE 2.3info

CPE 2.2info

CVSSv3info

VulDB Meta Base Score: 3.6
VulDB Meta Temp Score: 3.6

VulDB Base Score: 2.4
VulDB Temp Score: 2.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 4.8
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

Name: Stored
Class: Cross site scripting / Stored
CWE: CWE-79 / CWE-74 / CWE-707
ATT&CK: T1059.007

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

05/25/2018 🔍
06/12/2018 +18 days 🔍
06/26/2018 +13 days 🔍
06/26/2018 +0 days 🔍
06/27/2018 +1 days 🔍
03/29/2023 +1736 days 🔍

Sourcesinfo

Advisory: ssa-977428
Status: Not defined
Confirmation: 🔍

CVE: CVE-2018-11448 (🔍)
See also: 🔍

Entryinfo

Created: 06/27/2018 05:42 PM
Updated: 03/29/2023 08:38 AM
Changes: 06/27/2018 05:42 PM (57), 02/22/2020 04:07 PM (2), 03/29/2023 08:38 AM (3)
Complete: 🔍

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