Vulnerability Details : CVE-2023-27328
Parallels Desktop Toolgate XML Injection 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 guest system in order to exploit this vulnerability.
The specific flaw exists within the Toolgate component. The issue results from the lack of proper validation of a user-supplied string before using it to construct an XML document. An attacker can leverage this vulnerability to escalate privileges and execute arbitrary code in the context of the hypervisor. Was ZDI-CAN-19187.
Vulnerability category: Execute codeGain privilege
Products affected by CVE-2023-27328
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Exploit prediction scoring system (EPSS) score for CVE-2023-27328
0.13%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 33 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-27328
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
7.8
|
HIGH | CVSS:3.0/AV:L/AC:H/PR:L/UI:N/S:C/C:H/I:H/A:H |
1.1
|
6.0
|
Zero Day Initiative | 2024-05-03 |
CWE ids for CVE-2023-27328
-
The product does not properly neutralize special elements that are used in XML, allowing attackers to modify the syntax, content, or commands of the XML before it is processed by an end system.Assigned by: zdi-disclosures@trendmicro.com (Secondary)
References for CVE-2023-27328
-
https://kb.parallels.com/125013
Parallels Desktop Security Updates
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https://www.zerodayinitiative.com/advisories/ZDI-23-220/
ZDI-23-220 | Zero Day Initiative
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