CVE-2021-40358

Published on: 11/09/2021 12:00:00 AM UTC

Last Modified on: 05/20/2022 01:21:48 PM UTC

CVE-2021-40358

Source: Mitre Source: NIST CVE.ORG Print: PDF PDF
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Certain versions of Simatic Pcs 7 from Siemens contain the following vulnerability:

A vulnerability has been identified in SIMATIC PCS 7 V8.2 (All versions), SIMATIC PCS 7 V9.0 (All versions < V9.0 SP3 UC04), SIMATIC PCS 7 V9.1 (All versions < V9.1 SP1), SIMATIC WinCC V15 and earlier (All versions < V15 SP1 Update 7), SIMATIC WinCC V16 (All versions < V16 Update 5), SIMATIC WinCC V17 (All versions < V17 Update 2), SIMATIC WinCC V7.4 (All versions < V7.4 SP1 Update 19), SIMATIC WinCC V7.5 (All versions < V7.5 SP2 Update 5). Legitimate file operations on the web server of the affected systems do not properly neutralize special elements within the pathname. An attacker could then cause the pathname to resolve to a location outside of the restricted directory on the server and read, write or delete unexpected critical files.

  • CVE-2021-40358 has been assigned by URL Logo [email protected] to track the vulnerability - currently rated as CRITICAL severity.

CVSS3 Score: 9.8 - CRITICAL

Attack
Vector ⓘ		 Attack
Complexity		 Privileges
Required		 User
Interaction
NETWORK LOW NONE NONE
Scope Confidentiality
Impact		 Integrity
Impact		 Availability
Impact
UNCHANGED HIGH HIGH HIGH

CVSS2 Score: 7.5 - HIGH

Access
Vector ⓘ		 Access
Complexity		 Authentication
NETWORK LOW NONE
Confidentiality
Impact		 Integrity
Impact		 Availability
Impact
PARTIAL PARTIAL PARTIAL

CVE References

Description Tags ⓘ Link
cert-portal.siemens.com
application/pdf
 URL Logo MISC cert-portal.siemens.com/productcert/pdf/ssa-840188.pdf
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Related QID Numbers

  • 590822 Siemens SIMATIC WinCC (Update B) Multiple Vulnerabilities (ICSA-21-315-03)

Known Affected Configurations (CPE V2.3)

Type Vendor Product Version Update Edition Language
ApplicationSiemensSimatic Pcs 7AllAllAllAll
ApplicationSiemensSimatic Pcs 79.0-AllAll
ApplicationSiemensSimatic Pcs 79.1AllAllAll
ApplicationSiemensSimatic Pcs 7AllAllAllAll
ApplicationSiemensSimatic WinccAllAllAllAll
ApplicationSiemensSimatic Wincc15AllAllAll
ApplicationSiemensSimatic Wincc16AllAllAll
ApplicationSiemensSimatic Wincc16update1AllAll
ApplicationSiemensSimatic Wincc16update2AllAll
ApplicationSiemensSimatic Wincc16update3AllAll
ApplicationSiemensSimatic Wincc16update4AllAll
ApplicationSiemensSimatic Wincc17AllAllAll
ApplicationSiemensSimatic Wincc17update1AllAll
ApplicationSiemensSimatic Wincc7.5AllAllAll
ApplicationSiemensSimatic Wincc7.5-AllAll
ApplicationSiemensSimatic Wincc7.5sp1AllAll
ApplicationSiemensSimatic Wincc7.5sp1_update1AllAll
ApplicationSiemensSimatic Wincc7.5sp1_update2AllAll
ApplicationSiemensSimatic Wincc7.5sp2AllAll
ApplicationSiemensSimatic Wincc7.5sp2_update1AllAll
ApplicationSiemensSimatic Wincc7.5sp2_update2AllAll
ApplicationSiemensSimatic Wincc7.5sp2_update3AllAll
ApplicationSiemensSimatic Wincc7.5sp2_update4AllAll
ApplicationSiemensSimatic WinccAllAllAllAll
  • cpe:2.3:a:siemens:simatic_pcs_7:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:simatic_pcs_7:9.0:-:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:simatic_pcs_7:9.1:*:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:simatic_pcs_7:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:simatic_wincc:*:*:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:simatic_wincc:15:*:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:simatic_wincc:16:*:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:simatic_wincc:16:update1:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:simatic_wincc:16:update2:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:simatic_wincc:16:update3:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:simatic_wincc:16:update4:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:simatic_wincc:17:*:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:simatic_wincc:17:update1:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:simatic_wincc:7.5:*:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:simatic_wincc:7.5:-:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:simatic_wincc:7.5:sp1:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:simatic_wincc:7.5:sp1_update1:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:simatic_wincc:7.5:sp1_update2:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:simatic_wincc:7.5:sp2:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:simatic_wincc:7.5:sp2_update1:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:simatic_wincc:7.5:sp2_update2:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:simatic_wincc:7.5:sp2_update3:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:simatic_wincc:7.5:sp2_update4:*:*:*:*:*:*:
  • cpe:2.3:a:siemens:simatic_wincc:*:*:*:*:*:*:*:*:

Social Mentions

Source Title Posted (UTC)
Twitter Icon @CVEreport CVE-2021-40358 : A vulnerability has been identified in SIMATIC PCS 7 V8.2 and earlier All versions , SIMATIC PCS… twitter.com/i/web/status/1… 2021-11-09 11:47:16
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