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SiemensCVE-2018-13799

HistorySep 12, 2018 - 2:00 p.m.

CVE-2018-13799

2018-09-1214:00:00

CWE-269

siemens

web.nvd.nist.gov

cve-2018-13799

vulnerability

simatic wincc oa

access control

escalation

network security

nvd

CVSS2

6.4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:P/A:P

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

AI Score

8.8

Confidence

High

EPSS

0.002

Percentile

64.6%

JSON

A vulnerability has been identified in SIMATIC WinCC OA V3.14 and prior (All versions < V3.14-P021). Improper access control to a data point of the affected product could allow an unauthenticated remote user to escalate its privileges in the context of SIMATIC WinCC OA V3.14. This vulnerability could be exploited by an attacker with network access to port 5678/TCP of the SIMATIC WinCC OA V3.14 server. Successful exploitation requires no user privileges and no user interaction. This vulnerability could allow an attacker to compromise integrity and availability of the SIMATIC WinCC OA system. At the time of advisory publication no public exploitation of this vulnerability was known.

Affected configurations

Nvd

Node

siemenssimatic_wincc_open_architectureRange≤3.14

VendorProductVersionCPE
siemenssimatic_wincc_open_architecture*cpe:2.3:o:siemens:simatic_wincc_open_architecture:*:*:*:*:*:*:*:*

Vendor	Product	Version	CPE
siemens	simatic_wincc_open_architecture	*	cpe:2.3:o:siemens:simatic_wincc_open_architecture::::::::

CNA Affected

[
  {
    "product": "SIMATIC WinCC OA V3.14 and prior",
    "vendor": "Siemens AG",
    "versions": [
      {
        "status": "affected",
        "version": "SIMATIC WinCC OA V3.14 and prior : All versions < V3.14-P021"
      }
    ]
  }
]

References

www.securityfocus.com/bid/105332

cert-portal.siemens.com/productcert/pdf/ssa-346256.pdf

CVSS2

6.4

Attack Vector

NETWORK

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

NONE

Integrity Impact

PARTIAL

Availability Impact

PARTIAL

AV:N/AC:L/Au:N/C:N/I:P/A:P

CVSS3

9.1

Attack Vector

NETWORK

Attack Complexity

LOW

Privileges Required

NONE

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

NONE

Integrity Impact

HIGH

Availability Impact

HIGH

CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:H

AI Score

8.8

Confidence

High

EPSS

0.002

Percentile

64.6%

JSON

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