CVE-2018-16558
CVSS V2 High 7.8
CVSS V3 High 7.5
Description
A vulnerability has been identified in SIMATIC S7-1500 CPU (All versions >= V2.0 and < V2.5), SIMATIC S7-1500 CPU (All versions <= V1.8.5). Specially crafted network packets sent to port 80/tcp or 443/tcp could allow an unauthenticated remote attacker to cause a Denial-of-Service condition of the device. The security vulnerability could be exploited by an attacker with network access to the affected systems on port 80/tcp or 443/tcp. Successful exploitation requires no system privileges and no user interaction. An attacker could use the vulnerability to compromise availability of the device. At the time of advisory publication no public exploitation of this security vulnerability was known.
Overview
- CVE ID
- CVE-2018-16558
- Assigner
- productcert@siemens.com
- Vulnerability Status
- Analyzed
- Published Version
- 2019-04-17T14:29:03
- Last Modified Date
- 2019-04-18T15:12:00
Weakness Enumerations
CPE Configuration (Product)
CPE | Vulnerable | Operator | Version Start | Version End |
---|---|---|---|---|
AND | ||||
cpe:2.3:o:siemens:simatic_s7-1500_firmware:*:*:*:*:*:*:*:* | 1 | OR | 1.8.5 | |
cpe:2.3:o:siemens:simatic_s7-1500_firmware:*:*:*:*:*:*:*:* | 1 | OR | 2.0 | 2.5 |
cpe:2.3:h:siemens:simatic_s7-1500:-:*:*:*:*:*:*:* | 0 | OR |
CVSS Version 2
- Version
- 2.0
- Vector String
- AV:N/AC:L/Au:N/C:N/I:N/A:C
- Access Vector
- NETWORK
- Access Compatibility
- LOW
- Authentication
- NONE
- Confidentiality Impact
- NONE
- Integrity Impact
- NONE
- Availability Impact
- COMPLETE
- Base Score
- 7.8
- Severity
- HIGH
- Exploitability Score
- 10
- Impact Score
- 6.9
CVSS Version 3
- Version
- 3.0
- Vector String
- CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
- Attack Vector
- NETWORK
- Attack Compatibility
- LOW
- Privileges Required
- NONE
- User Interaction
- NONE
- Scope
- UNCHANGED
- Confidentiality Impact
- NONE
- Availability Impact
- HIGH
- Base Score
- 7.5
- Base Severity
- HIGH
- Exploitability Score
- 3.9
- Impact Score
- 3.6
References
Reference URL | Reference Tags |
---|---|
https://cert-portal.siemens.com/productcert/pdf/ssa-180635.pdf | Vendor Advisory |
Sources
Source Name | Source URL |
---|---|
NIST | https://nvd.nist.gov/vuln/detail/CVE-2018-16558 |
MITRE | https://cve.mitre.org/cgi-bin/cvename.cgi?name=CVE-2018-16558 |
History
Created | Old Value | New Value | Data Type | Notes |
---|---|---|---|---|
2022-05-10 17:43:28 | Added to TrackCVE | |||
2022-12-03 19:38:04 | 2019-04-17T14:29Z | 2019-04-17T14:29:03 | CVE Published Date | updated |
2022-12-03 19:38:04 | 2019-04-18T15:12:00 | CVE Modified Date | updated | |
2022-12-03 19:38:04 | Analyzed | Vulnerability Status | updated |