CVE-2020-17401
Parallels Desktop VGA Out-Of-Bounds Read Information Disclosure Vulnerability
Severity Score
Exploit Likelihood
Affected Versions
Public Exploits
0Exploited in Wild
-Decision
Descriptions
This vulnerability allows local attackers to disclose sensitive informations on affected installations of Parallels Desktop 15.1.4. An attacker must first obtain the ability to execute high-privileged code on the target guest system in order to exploit this vulnerability. The specific flaw exists within the VGA virtual device. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated array. An attacker can leverage this in conjunction with other vulnerabilities to escalate privileges and execute code in the context of the hypervisor. Was ZDI-CAN-11363.
Esta vulnerabilidad permite a atacantes locales revelar información confidencial en las instalaciones afectadas de Parallels Desktop versión 15.1.4. Un atacante primero debe obtener la capacidad de ejecutar código muy privilegiado en el sistema invitado objetivo para explotar esta vulnerabilidad. El fallo específico se presenta dentro del dispositivo virtual VGA. El problema resulta de una falta de comprobación apropiada de los datos suministrados por el usuario, lo que puede resultar en una lectura más allá del final de una matriz asignada. Un atacante puede aprovechar esto en conjunto con otras vulnerabilidades para escalar privilegios y ejecutar código en el contexto del hypervisor. Fue ZDI-CAN-11363
This vulnerability allows local attackers to disclose sensitive informations on affected installations of Parallels Desktop. An attacker must first obtain the ability to execute high-privileged code on the target guest system in order to exploit this vulnerability.
The specific flaw exists within the VGA virtual device. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated array. An attacker can leverage this in conjunction with other vulnerabilities to escalate privileges and execute code in the context of the hypervisor.
CVSS Scores
SSVC
- Decision:-
Timeline
- 2020-08-07 CVE Reserved
- 2020-08-18 CVE Published
- 2023-03-08 EPSS Updated
- 2024-08-04 CVE Updated
- ---------- Exploited in Wild
- ---------- KEV Due Date
- ---------- First Exploit
CWE
- CWE-129: Improper Validation of Array Index
CAPEC
References (2)
URL | Tag | Source |
---|---|---|
https://www.zerodayinitiative.com/advisories/ZDI-20-1019 | Third Party Advisory |
URL | Date | SRC |
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URL | Date | SRC |
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URL | Date | SRC |
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https://kb.parallels.com/en/125013 | 2020-08-26 |
Affected Vendors, Products, and Versions
Vendor | Product | Version | Other | Status | ||||||
---|---|---|---|---|---|---|---|---|---|---|
Vendor | Product | Version | Other | Status | <-- --> | Vendor | Product | Version | Other | Status |
Parallels Search vendor "Parallels" | Parallels Desktop Search vendor "Parallels" for product "Parallels Desktop" | < 16.0.0 Search vendor "Parallels" for product "Parallels Desktop" and version " < 16.0.0" | macos |
Affected
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