Buffer overflow in Parallels Desktop
CVE-2023-50227
Parallels Desktop virtio-gpu Out-Of-Bounds Write Remote Code Execution Vulnerability. This vulnerability allows remote attackers to execute arbitrary code on affected installations of Parallels Desktop. User interaction is required to exploit this vulnerability in that the target in a guest system must visit a malicious page or open a malicious file. The specific flaw exists within the virtio-gpu virtual device. The issue results from the lack of proper validation of user-supplied data, which can result in a write past the end of an allocated buffer. An attacker can leverage this vulnerability to execute code in the context of the hypervisor. . Was ZDI-CAN-21260.
Vulnerability class: Buffer Overflow
Published · last modified .
CVSS v3 metric
CVSS v3 base score 8.3 (High). Vector: CVSS:3.0/AV:N/AC:H/PR:N/UI:R/S:C/C:H/I:H/A:H.
EPSS exploit prediction
EPSS: 0.008 (53.4th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 53rd percentile — 53.4% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.008 · newest: 0.008 · change: 0.000
Affected products
- Parallels Desktop — versions 18.3.2 (53621)
- Parallels Desktop
Weakness classification (CWE)
Public proof-of-concept exploits
References
- www.zerodayinitiative.com/advisories/ZDI-23-1804/ (x_research-advisory, Third Party Advisory)
- kb.parallels.com/en/125013 (vendor-advisory, Vendor Advisory)
Frequently asked questions
- What is CVE-2023-50227?
- CVE-2023-50227 is a high-severity vulnerability in Parallels Desktop, classified under Out-of-bounds Write. CVSS score: 8.3/10. Published 2024-05-03.
- How severe is CVE-2023-50227?
- High severity. CVSS v3 base score is 8.3 out of 10.
- Is CVE-2023-50227 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.