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MEDIUM · 4.8

CVE-2018-4842

A vulnerability has been identified in SCALANCE X-200IRT switch family (incl. SIPLUS NET variants) (All versions < V5.4.1), SCALANCE X-200RNA switch family (All versions < V3.2.7), SCALANCE X-300 swit...

Vulnerability Description

A vulnerability has been identified in SCALANCE X-200IRT switch family (incl. SIPLUS NET variants) (All versions < V5.4.1), SCALANCE X-200RNA switch family (All versions < V3.2.7), SCALANCE X-300 switch family (incl. X408 and SIPLUS NET variants) (All versions < V4.1.3). A remote, authenticated attacker with access to the configuration web server could be able to store script code on the web site, if the HRP redundancy option is set. This code could be executed in the web browser of victims visiting this web site (XSS), affecting its confidentiality, integrity and availability. User interaction is required for successful exploitation, as the user needs to visit the manipulated web site. At the stage of publishing this security advisory no public exploitation is known. The vendor has confirmed the vulnerability and provides mitigations to resolve it.

CVSS Score

4.8

MEDIUM

CVSS:3.0/AV:N/AC:L/PR:H/UI:R/S:C/C:L/I:L/A:N
Attack Vector
NETWORK
Attack Complexity
LOW
Privileges Required
HIGH
User Interaction
REQUIRED
Scope
CHANGED
Confidentiality
LOW
Integrity
LOW
Availability
NONE

Affected Products

VendorProductVersions
SiemensScalance X200Irt Firmware< 5.4.1
SiemensScalance X200 Irt-
SiemensScalance X300 Firmware-
SiemensScalance X300-
SiemensScalance X200 Firmware< 5.2.3
SiemensScalance X200-

Related Weaknesses (CWE)

CWE-79

References

FAQ

What is CVE-2018-4842?

CVE-2018-4842 is a vulnerability with a CVSS score of 4.8 (MEDIUM). A vulnerability has been identified in SCALANCE X-200IRT switch family (incl. SIPLUS NET variants) (All versions < V5.4.1), SCALANCE X-200RNA switch family (All versions < V3.2.7), SCALANCE X-300 swit...

How severe is CVE-2018-4842?

CVE-2018-4842 has been rated MEDIUM with a CVSS base score of 4.8/10. Review the CVSS metrics above for detailed severity breakdown.

Is there a patch for CVE-2018-4842?

Check the references section above for vendor advisories and patch information. Affected products include: Siemens Scalance X200Irt Firmware, Siemens Scalance X200 Irt, Siemens Scalance X300 Firmware, Siemens Scalance X300, Siemens Scalance X200 Firmware.