CVE-2023-50228— Parallels Desktop Updater Improper Verification of Cryptographic Signature Local Privilege Escalation Vulnerability
Quick assessment
Affected
Parallels Desktop
Exploitation
No confirmed in-the-wild exploitation; assess based on exposure
Recommended action
Check the vendor advisory and references for a fixed version. If immediate upgrade is impossible, restrict exposure and increase monitoring.
Corel Parallels Desktop是加拿大科亿尔数码科技（Corel）公司的一套适用于macOS平台的虚拟机软件。 Parallels Desktop 存在安全漏洞，该漏洞源于更新程序加密签名验证不正确，允许本地攻击者在受影响的 Parallels Desktop 上提升权限。
Possible ATT&CK Techniques 2 AI
T1055 · Process Injection T1068 · Exploitation for Privilege Escalation
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I. Basic Information for CVE-2023-50228
Vulnerability Information
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Vulnerability Title
Parallels Desktop Updater Improper Verification of Cryptographic Signature Local Privilege Escalation Vulnerability
Source: CVE Program / CVE List V5
Vulnerability Description
Parallels Desktop Updater Improper Verification of Cryptographic Signature Local Privilege Escalation Vulnerability. This vulnerability allows local attackers to escalate privileges on affected installations of Parallels Desktop. An attacker must first obtain the ability to execute low-privileged code on the target host system in order to exploit this vulnerability.
The specific flaw exists within the Updater service. The issue results from the lack of proper verification of a cryptographic signature. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of root.
. Was ZDI-CAN-21817.
Source: CVE Program / CVE List V5
CVSS Information
N/A
Source: CVE Program / CVE List V5
Vulnerability Type
密码学签名的验证不恰当
Source: CVE Program / CVE List V5
Vulnerability Title
Parallels Desktop 安全漏洞
Source: CNNVD (China National Vulnerability Database)
Vulnerability Description
Corel Parallels Desktop是加拿大科亿尔数码科技（Corel）公司的一套适用于macOS平台的虚拟机软件。 Parallels Desktop 存在安全漏洞，该漏洞源于更新程序加密签名验证不正确，允许本地攻击者在受影响的 Parallels Desktop 上提升权限。
Source: CNNVD (China National Vulnerability Database)
CVSS Information
N/A
Source: CNNVD (China National Vulnerability Database)
Vulnerability Type
N/A
Source: CNNVD (China National Vulnerability Database)
Affected Products
II. Public POCs for CVE-2023-50228
| # | POC Description | Source Link | Shenlong Link |
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Vendor Advisories for CVE-2023-50228 (1)
-
ZDI-23-1803 | Zero Day Initiative x_research-advisory
Other References for CVE-2023-50228 (1)
-
https://kb.parallels.com/en/125013 vendor-advisory
Same Patch Batch · Parallels · 2024-05-03 · 10 CVEs total
| CVE-2023-27328 | Parallels Desktop Toolgate XML Injection Local Privilege Escalation Vulnerability | |
| CVE-2023-27324 | Parallels Desktop Updater Improper Initialization Local Privilege Escalation Vulnerability | |
| CVE-2023-27326 | Parallels Desktop Toolgate Directory Traversal Local Privilege Escalation Vulnerability | |
| CVE-2023-27327 | Parallels Desktop Toolgate Time-Of-Check Time-Of-Use Local Privilege Escalation Vulnerabil | |
| CVE-2023-27325 | Parallels Desktop Updater Improper Initialization Local Privilege Escalation Vulnerability | |
| CVE-2023-27323 | Parallels Desktop Updater Time-Of-Check Time-Of-Use Local Privilege Escalation Vulnerabili | |
| CVE-2023-27322 | Parallels Desktop Service Improper Initialization Local Privilege Escalation Vulnerability | |
| CVE-2023-50227 | Parallels Desktop virtio-gpu Out-Of-Bounds Write Remote Code Execution Vulnerability | |
| CVE-2023-50226 | Parallels Desktop Updater Link Following Local Privilege Escalation Vulnerability |
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V. Comments for CVE-2023-50228
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