Vulnerability Details : CVE-2018-4833
A vulnerability has been identified in RFID 181EIP (All versions), RUGGEDCOM Win (V4.4, V4.5, V5.0, and V5.1), SCALANCE X-200 switch family (incl. SIPLUS NET variants) (All versions < V5.2.3), SCALANCE X-200IRT switch family (incl. SIPLUS NET variants) (All versions < V5.4.1), SCALANCE X-200RNA switch family (All versions < V3.2.6), SCALANCE X-300 switch family (incl. SIPLUS NET variants) (All versions < V4.1.3), SCALANCE X408 (All versions < V4.1.3), SCALANCE X414 (All versions), SIMATIC RF182C (All versions). Unprivileged remote attackers located in the same local network segment (OSI Layer 2) could gain remote code execution on the affected products by sending a specially crafted DHCP response to a client's DHCP request.
Vulnerability category: OverflowInput validationExecute code
Products affected by CVE-2018-4833
- cpe:2.3:o:siemens:scalance_x200irt_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:scalance_x200_firmware:*:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:scalance_x300_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:scalance_x408_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:scalance_x414_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:rfid_181-eip_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:ruggedcom_wimax_firmware:4.5:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:ruggedcom_wimax_firmware:4.4:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:scalance_x204rna_firmware:-:*:*:*:*:*:*:*
- cpe:2.3:o:siemens:simatic_rf182c_firmware:-:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2018-4833
0.52%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 77 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2018-4833
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
5.8
|
MEDIUM | AV:A/AC:L/Au:N/C:P/I:P/A:P |
6.5
|
6.4
|
NIST | |
|
8.8
|
HIGH | CVSS:3.0/AV:A/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
2.8
|
5.9
|
NIST |
CWE ids for CVE-2018-4833
-
The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly.Assigned by: nvd@nist.gov (Secondary)
-
A heap overflow condition is a buffer overflow, where the buffer that can be overwritten is allocated in the heap portion of memory, generally meaning that the buffer was allocated using a routine such as malloc().Assigned by: productcert@siemens.com (Primary)
References for CVE-2018-4833
-
https://cert-portal.siemens.com/productcert/pdf/ssa-181018.pdf
Vendor Advisory
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