// For flags

CVE-2020-10915

Veeam ONE HandshakeResult Deserialization of Untrusted Data Remote Code Execution Vulnerability

Severity Score

9.8
*CVSS v3.1

Exploit Likelihood

*EPSS

Affected Versions

*CPE

Public Exploits

1
*Multiple Sources

Exploited in Wild

-
*KEV

Decision

-
*SSVC
Descriptions

This vulnerability allows remote attackers to execute arbitrary code on affected installations of VEEAM One Agent 9.5.4.4587. Authentication is not required to exploit this vulnerability. The specific flaw exists within the HandshakeResult method. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of the service account. Was ZDI-CAN-10401.

Esta vulnerabilidad permite a atacantes remotos ejecutar código arbitrario sobre las instalaciones afectadas de VEEAM One Agent versión 9.5.4.4587. No es requerida una autenticación para explotar esta vulnerabilidad. El fallo específico existe dentro del método HandshakeResult. El problema es debido a una falta de comprobación apropiada de los datos suministrados por el usuario, lo que puede resultar en la deserialización de datos no seguros. Un atacante puede aprovechar esta vulnerabilidad para ejecutar código en el contexto de la cuenta de servicio. Fue ZDI-CAN-10401.

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Veeam ONE. Authentication is not required to exploit this vulnerability.
The specific flaw exists within the HandshakeResult method. The issue results from the lack of proper validation of user-supplied data, which can result in deserialization of untrusted data. An attacker can leverage this vulnerability to execute code in the context of the service account.

*Credits: Michael Zanetta & Edgar Boda-Majer from Bugscale
CVSS Scores
Attack Vector
Network
Attack Complexity
Low
Privileges Required
None
User Interaction
None
Scope
Unchanged
Confidentiality
High
Integrity
High
Availability
High
Attack Vector
Network
Attack Complexity
Low
Authentication
None
Confidentiality
Partial
Integrity
Partial
Availability
Partial
* Common Vulnerability Scoring System
SSVC
  • Decision:-
Exploitation
-
Automatable
-
Tech. Impact
-
* Organization's Worst-case Scenario
Timeline
  • 2020-03-24 CVE Reserved
  • 2020-04-16 CVE Published
  • 2021-10-20 First Exploit
  • 2024-08-04 CVE Updated
  • 2024-10-19 EPSS Updated
  • ---------- Exploited in Wild
  • ---------- KEV Due Date
CWE
  • CWE-502: Deserialization of Untrusted Data
CAPEC
Affected Vendors, Products, and Versions
Vendor Product Version Other Status
Vendor Product Version Other Status <-- --> Vendor Product Version Other Status
Veeam
Search vendor "Veeam"
One
Search vendor "Veeam" for product "One"
9.5.4.4587
Search vendor "Veeam" for product "One" and version "9.5.4.4587"
-
Affected