CVE-2021-20127

Signals

NVD · CVE-2026-64604 · In the Linux kernel, the following vulnerability has been resolved: KVM: VMX: Grab vmcs12 on CR8 interception update iff vCPU is in guest mode When updating CR8NVD · CVE-2026-64603 · In the Linux kernel, the following vulnerability has been resolved: platform/x86: intel-hid: Protect ACPI notify handler against recursion Since commit e2ffcda1NVD · CVE-2026-64602 · In the Linux kernel, the following vulnerability has been resolved: iio: adc: spear: Initialize completion before requesting IRQ In the report from Jaeyoung ChuNVD · CVE-2026-64601 · In the Linux kernel, the following vulnerability has been resolved: ALSA: us144mkii: capture_urb_complete: redundant usb_anchor_urb corrupts anchor list on eachCISA KEV · CVE-2026-20349 · Cisco Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat Defense (FTD) Heap Inspection Vulnerability · Added 2026-08-11 · Due 2026-08-14CISA KEV · CVE-2026-68820 · Microsoft Windows Ancillary Function Driver for WinSock Use-After-Free Vulnerability · Added 2026-08-11 · Due 2026-08-25NVD · CVE-2026-64604 · In the Linux kernel, the following vulnerability has been resolved: KVM: VMX: Grab vmcs12 on CR8 interception update iff vCPU is in guest mode When updating CR8NVD · CVE-2026-64603 · In the Linux kernel, the following vulnerability has been resolved: platform/x86: intel-hid: Protect ACPI notify handler against recursion Since commit e2ffcda1NVD · CVE-2026-64602 · In the Linux kernel, the following vulnerability has been resolved: iio: adc: spear: Initialize completion before requesting IRQ In the report from Jaeyoung ChuNVD · CVE-2026-64601 · In the Linux kernel, the following vulnerability has been resolved: ALSA: us144mkii: capture_urb_complete: redundant usb_anchor_urb corrupts anchor list on eachCISA KEV · CVE-2026-20349 · Cisco Secure Firewall Adaptive Security Appliance (ASA) and Secure Firewall Threat Defense (FTD) Heap Inspection Vulnerability · Added 2026-08-11 · Due 2026-08-14CISA KEV · CVE-2026-68820 · Microsoft Windows Ancillary Function Driver for WinSock Use-After-Free Vulnerability · Added 2026-08-11 · Due 2026-08-25

DRAGONS COMMUNITY

CVE-2021-20127

· HIGHModified

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CVSS v3.1

8.1

EPSS

1.13%

Published

Oct 13, 2021

Modified

Nov 21, 2024

Public PoC / Exploit (1)

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Links to public security research (Exploit-DB, Nuclei, Trickest, GitHub) for defensive use only.

Description

An arbitrary file deletion vulnerability exists in the file delete functionality of the Html5Servlet endpoint of Draytek VigorConnect 1.6.0-B3. This allows an authenticated user to arbitrarily delete files in any location on the target operating system with root privileges.

CVSS Vector

CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:H

Affected Products (1)

draytek · vigorconnectvulnerable

References (2)

https://www.tenable.com/security/research/tra-2021-42

ExploitThird Party Advisory

https://www.tenable.com/security/research/tra-2021-42

ExploitThird Party Advisory

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