Vulnerability Monitor

The vendors, products, and vulnerabilities you care about

CVE-2021-40358

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.

Published

2021-11-09T12:15:09.930

Last Modified

2024-11-21T06:23:56.737

Status

Modified

Source

[email protected]

Severity

CVSSv3.1: 9.9 (CRITICAL)

CVSSv2 Vector

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

  • Access Vector: NETWORK
  • Access Complexity: LOW
  • Authentication: NONE
  • Confidentiality Impact: PARTIAL
  • Integrity Impact: PARTIAL
  • Availability Impact: PARTIAL
Exploitability Score

10.0

Impact Score

6.4

Weaknesses
  • Type: Primary
    CWE-22
  • Type: Secondary
    CWE-22
Affected Vendors & Products
Type Vendor Product Version/Range Vulnerable?
Application siemens simatic_pcs_7 8.2 Yes
Application siemens simatic_pcs_7 9.0 Yes
Application siemens simatic_pcs_7 9.1 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.4 Yes
Application siemens simatic_wincc 7.5 Yes
Application siemens simatic_wincc 7.5 Yes
Application siemens simatic_wincc 7.5 Yes
Application siemens simatic_wincc 7.5 Yes
Application siemens simatic_wincc 7.5 Yes
Application siemens simatic_wincc 7.5 Yes
Application siemens simatic_wincc 7.5 Yes
Application siemens simatic_wincc 7.5 Yes
Application siemens simatic_wincc 7.5 Yes
Application siemens simatic_wincc 15 Yes
Application siemens simatic_wincc 15.1 Yes
Application siemens simatic_wincc 15.1 Yes
Application siemens simatic_wincc 15.1 Yes
Application siemens simatic_wincc 15.1 Yes
Application siemens simatic_wincc 15.1 Yes
Application siemens simatic_wincc 15.1 Yes
Application siemens simatic_wincc 15.1 Yes
Application siemens simatic_wincc 16 Yes
Application siemens simatic_wincc 16 Yes
Application siemens simatic_wincc 16 Yes
Application siemens simatic_wincc 16 Yes
Application siemens simatic_wincc 17 Yes
Application siemens simatic_wincc 17 Yes
References