D-Link DIR-842 vsftpd vsftpd.conf default permission (CVE-2026-19893) | HOL Guard CVE

Low · CVSS 3.1CVE-2026-19893

D-Link DIR-842 vsftpd vsftpd.conf default permission

Answer in brief

CVE-2026-19893 records a Low severity (CVSS 3.1) vulnerability in D-Link DIR-842 vsftpd vsftpd.conf default permission. The current sources do not mark it as known exploited. The current feed maps D-Link/DIR-842 (generic). Check affected ranges and fixed versions before updating.

Analysis pending evidence review

HOL Guard separates source facts from reviewed analysis. See the methodology.

Published Aug 15, 2026Updated Aug 20, 2026Source checked Sep 29, 2026First seen by HOL Aug 15, 2026Material review Aug 20, 2026

Upstream Advisory

Key facts

Risk: Low · CVSS 3.1
Exploitation: Not marked as known exploited
Affected software: 1 mapped package or product
Fix availability: Not reported

Why this deserves its current priority

CVSS is 3.1. The current sources do not mark it as known exploited. Treat this as a source-backed prioritization signal, not a statement about your environment.

Analysis status

Analysis pending evidence review

Factual feed record only; HOL analysis is not approved for indexing. Read the methodology.

Affected scope and exposure questions

The current feed maps D-Link/DIR-842 (generic). Check affected ranges and fixed versions before updating.

Mapped affected packages and fixed versions
Package	Affected range	Fixed version
D-Link/DIR-842generic	2.01.B04	Not reported

Recommended response

Check inventory. Check lockfiles and deployed manifests for D-Link/DIR-842.
Review the reported fix. Monitor this advisory for an available fix and review any installs of the affected package.

Evidence timeline and material changes

Published upstream
Aug 15, 2026
Evidence: source:cvelist:source_dates:source-dates:record
Source modified
Aug 20, 2026
Evidence: source:cvelist:source_dates:source-dates:record
First seen by HOL
Aug 15, 2026

Sources and claim methodology

Upstream source description

A vulnerability was identified in D-Link DIR-842 2.01.B04. This impacts an unknown function of the file /etc/vsftpd.conf of the component vsftpd. Such manipulation leads to incorrect default permissions. It is possible to launch the attack remotely. A high complexity level is associated with this attack. The exploitability is said to be difficult.

Quoted source text, attributed separately from HOL analysis.