CVE-2020-17395

Katalog CVE

CVSS 8.2 · High EPSS 0,49%

Kerentanan Integer Underflow (Wrap or Wraparound) pada parallels desktop. Skor CVSS 3.1 8.2 (High) menurut NVD.

Deskripsi (NVD)

This vulnerability allows local attackers to escalate privileges 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 prl_naptd process. The issue results from the lack of proper validation of user-supplied data, which can result in an integer underflow before writing to memory. An attacker can leverage this vulnerability to escalate privileges and execute code in the context of the hypervisor. Was ZDI-CAN-11134.

Rincian

Terbit di NVD

25 Agustus 2020

Terakhir diubah

17 Juni 2026

Status NVD

Modified

CVSS 3.1

8.2 (High), sumber NVD
CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:C/C:H/I:H/A:H · uraikan di kalkulator

Jenis kelemahan (CWE)

CWE-191: Integer Underflow (Wrap or Wraparound)

EPSS (30 hari)

0,49% peluang dieksploitasi; lebih tinggi dari 40,0% CVE lain

Produk dan versi terdampak

> Data dari konfigurasi CPE di NVD.

Referensi dan perbaikan

• https://kb.parallels.com/en/125013 advisory vendor
• https://www.zerodayinitiative.com/advisories/ZDI-20-1013/ advisory pihak ketiga · vdb entry