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cve[email protected]CVE-2020-10048
HistoryFeb 09, 2021 - 5:15 p.m.

CVE-2020-10048

2021-02-0917:15:13
CWE-288
CWE-287
web.nvd.nist.gov
19
cve
2020
10048
simatic pcs 7
wincc
security vulnerability
password bypass
authentication circumvention

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

5.4 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

12.7%

A vulnerability has been identified in SIMATIC PCS 7 (All versions), SIMATIC WinCC (All versions < V7.5 SP2). Due to an insecure password verification process, an attacker could bypass the password protection set on protected files, thus being granted access to the protected content, circumventing authentication.

Affected configurations

NVD
Node
siemenssimatic_pcs_7
OR
siemenssimatic_winccRange<7.5
OR
siemenssimatic_winccMatch7.5sp1
OR
siemenssimatic_winccMatch7.5sp1_update1
OR
siemenssimatic_winccMatch7.5sp1_update2

CNA Affected

[
  {
    "product": "SIMATIC PCS 7",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions"
      }
    ]
  },
  {
    "product": "SIMATIC WinCC",
    "vendor": "Siemens",
    "versions": [
      {
        "status": "affected",
        "version": "All versions < V7.5 SP2"
      }
    ]
  }
]

2.1 Low

CVSS2

Attack Vector

LOCAL

Attack Complexity

LOW

Authentication

NONE

Confidentiality Impact

PARTIAL

Integrity Impact

NONE

Availability Impact

NONE

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

5.5 Medium

CVSS3

Attack Vector

LOCAL

Attack Complexity

LOW

Privileges Required

LOW

User Interaction

NONE

Scope

UNCHANGED

Confidentiality Impact

HIGH

Integrity Impact

NONE

Availability Impact

NONE

CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

5.4 Medium

AI Score

Confidence

High

0.0004 Low

EPSS

Percentile

12.7%

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