This report was translated by AI; nobody has reviewed the translation yet. Original language: Czech.

[TLP:CLEAR] VMware fixes 6 vulnerabilities

VMware fixes 6 vulnerabilities in multiple products [1][2]. The vulnerability CVE-2025-41244 is already being actively exploited, and a PoC can be found at [3]. Products and their fixes: VMware Aria Operations - 8.18.5 [1] VMware Cloud Foundation - 9.0.1.0, 13.0.5.0 [1][2] VMware vSphere Foundation - 9.0.1.0, 13.0.5.0 [1][2] VMware Tools - 13.0.5, 12.5.4 [1] VMware Telco Cloud Platform - 8.18.5 [1] VMware Telco Cloud Infrastructure - 8.18.5 [1] VMware vCenter - 7.0 U3w, 8.0 U3g [2] VMware NSX - 4.1.2.7, 4.2.2.2, 4.2.3.1 [2] VMware NSX-T - 3.2.4.3 [2] The remediation procedure for products within the cloud platforms VMware Cloud Foundation, Telco Cloud Platform and Telco Cloud Infrastructure is available at [4][5][6][7].

VMware Aria Operations and Tools - privilege escalation (CVE-2025-41244)
CVSS 7.8 (High)

Allows an authenticated local attacker with non-administrative privileges to escalate privileges to root through access to a virtual machine (VM) with VMware Tools installed and managed in VMware Aria Operations with SDMP enabled [1].

The vulnerability is present in products:

  • VMware Cloud Foundation; >=4.0, <=4.5.2; >=5.0, <=5.2.2; >=9.0.0.0, <9.0.1.0; >=13.0.0.0, <13.0.5.0
  • VMware vSphere Foundation; >=9.0.0.0, <9.0.1.0; >=13.0.0.0, <13.0.5.0
  • VMware Aria Operations; >=8.0, <8.18.5
  • VMware Tools; >=11.0.0, <12.5.4; >=13.0.0, <13.0.5
  • VMware Telco Cloud Platform; >=4.0, <6.0
  • VMware Telco Cloud Infrastructure; >=2.0, <4.0

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

More information:

The vulnerability was publicly disclosed 29. 9. 2025.

VMware Tools - improper authorisation (CVE-2025-41246)
CVSS 7.6 (High)

Allows an authenticated attacker on the local network, operating from a guest VM with non-administrative privileges, to gain access to other guest VMs, provided they know the credentials for the target VMs as well as for the vCenter or ESX interface [1].

The vulnerability is present in products:

  • VMware Cloud Foundation (Windows); >=13.0.0.0, <13.0.5.0
  • VMware vSphere Foundation (Windows); >=13.0.0.0, <13.0.5.0
  • VMware Tools (Windows); >=11.0.0, <12.5.4; >=13.0.0, <13.0.5

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

More information:

The vulnerability was publicly disclosed 29. 9. 2025.

VMware Aria Operations - information disclosure (CVE-2025-41245)
CVSS 4.9 (Medium)

Allows an authenticated remote attacker with non-administrative privileges to obtain the credentials of other users in VMware Aria Operations [1].

The vulnerability is present in products:

  • VMware Cloud Foundation; >=4.0, <=4.5.2; >=5.0, <=5.2.2;
  • VMware Aria Operations; >=8.0, <8.18.5
  • VMware Telco Cloud Platform; >=4.0, <=5.1
  • VMware Telco Cloud Infrastructure; >=2.0, <3.0

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

More information:

The vulnerability was publicly disclosed 29. 9. 2025.

VMware vCenter - SMTP header injection (CVE-2025-41250)
CVSS 8.5 (High)

Allows an authenticated remote attacker with permission to create scheduled tasks to manipulate the e-mails sent as notifications about these tasks in VMware vCenter [2].

The vulnerability is present in products:

  • VMware Cloud Foundation; >=4.5.0, <= 4.5.2; >=5.0, <5.2.2; >=9.0.0.0, <9.0.1.0
  • VMware vSphere Foundation; >=9.0.0.0, <9.0.1.0
  • VMware vCenter; >=8.0, <8.0 U3g; >=7.0, <7.0 U3w;
  • VMware Telco Cloud Platform; >=2.0, <6.0
  • VMware Telco Cloud Infrastructure; >=2.0, <4.0

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

More information:

  • CVE-2025-41250 at cve.org, NVD
  • CWE-77: Improper Neutralization of Special Elements used in a Command ('Command Injection') at cwe.mitre.org

The vulnerability was publicly disclosed 29. 9. 2025.

VMware NSX - brute-force attacks (CVE-2025-41251)
CVSS 8.1 (High)

Allows an unauthenticated remote attacker to obtain a list of valid usernames in VMware NSX and perform a brute-force attack [2].

The vulnerability is present in products:

  • VMware Cloud Foundation; >=9.0.0.0, <9.0.1.0
  • VMware vSphere Foundation; >=9.0.0.0, <9.0.1.0
  • VMware NSX; >=4.0.0, <4.1.2.7; >=4.2.0, <4.2.2.2
  • VMware NSX-T; >=3.0, <3.2.4.3
  • VMware Telco Cloud Infrastructure; >=2.0, <=3.0
  • VMware Telco Cloud Platform; >=3.0, <=5.1

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

More information:

The vulnerability was publicly disclosed 29. 9. 2025.

VMware NSX - unauthorized access (CVE-2025-41252)
CVSS 7.5 (High)

Allows an unauthenticated remote attacker to obtain valid usernames in VMware NSX and thereby attempt unauthorised access [2].

The vulnerability is present in products:

  • VMware Cloud Foundation; >=9.0.0.0, <9.0.1.0
  • VMware vSphere Foundation; >=9.0.0.0, <9.0.1.0
  • VMware NSX; >=4.0.0, <4.1.2.7; >=4.2.0, <4.2.2.2
  • VMware NSX-T; >=3.0, <3.2.4.3
  • VMware Telco Cloud Infrastructure; >=2.0, <=3.0
  • VMware Telco Cloud Platform; >=3.0, <=5.1

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

More information:

The vulnerability was publicly disclosed 29. 9. 2025.


By CESNET, z.s.p.o. Michaela Jarošová on 1. 10. 2025.

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