CVE-2026-19893
D-Link DIR-842 vsftpd vsftpd.conf default permission
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.
INFO
Published Date :
Aug. 15, 2026, 12:16 p.m.
Last Modified :
Aug. 15, 2026, 12:16 p.m.
Remotely Exploit :
Yes !
Source :
[email protected]
Affected Products
The following products are affected by CVE-2026-19893
vulnerability.
Even if cvefeed.io is aware of the exact versions of the
products
that
are
affected, the information is not represented in the table below.
No affected product recoded yet
CVSS Scores
| Score | Version | Severity | Vector | Exploitability Score | Impact Score | Source |
|---|---|---|---|---|---|---|
| CVSS 2.0 | LOW | [email protected] | ||||
| CVSS 3.1 | LOW | [email protected] | ||||
| CVSS 4.0 | LOW | [email protected] |
Solution
- Review and correct vsftpd.conf permissions.
- Ensure appropriate file ownership and access controls.
- Apply vendor patches or updates if available.
- Restrict remote access to configuration files.
References to Advisories, Solutions, and Tools
Here, you will find a curated list of external links that provide in-depth
information, practical solutions, and valuable tools related to
CVE-2026-19893.
CWE - Common Weakness Enumeration
While CVE identifies
specific instances of vulnerabilities, CWE categorizes the common flaws or
weaknesses that can lead to vulnerabilities. CVE-2026-19893 is
associated with the following CWEs:
Common Attack Pattern Enumeration and Classification (CAPEC)
Common Attack Pattern Enumeration and Classification
(CAPEC)
stores attack patterns, which are descriptions of the common attributes and
approaches employed by adversaries to exploit the CVE-2026-19893
weaknesses.
We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).
Results are limited to the first 15 repositories due to potential performance issues.
The following list is the news that have been mention
CVE-2026-19893 vulnerability anywhere in the article.
The following table lists the changes that have been made to the
CVE-2026-19893 vulnerability over time.
Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.
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New CVE Received by [email protected]
Aug. 15, 2026
Action Type Old Value New Value Added Affected [{'cpes': ['cpe:2.3:h:d-link:dir-842:*:*:*:*:*:*:*:*'], 'vendor': 'D-Link', 'modules': ['vsftpd'], 'product': 'DIR-842', 'versions': [{'status': 'affected', 'version': '2.01.B04'}]}] Added 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. Added CVSS V4.0 AV:N/AC:H/AT:N/PR:L/UI:N/VC:N/VI:L/VA:N/SC:N/SI:N/SA:N/E:X/CR:X/IR:X/AR:X/MAV:X/MAC:X/MAT:X/MPR:X/MUI:X/MVC:X/MVI:X/MVA:X/MSC:X/MSI:X/MSA:X/S:X/AU:X/R:X/V:X/RE:X/U:X Added CVSS V3.1 AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N Added CVSS V2 (AV:N/AC:H/Au:S/C:N/I:P/A:N) Added CWE CWE-266 Added CWE CWE-276 Added Reference https://app.notion.com/p/DIR-842-2-01-B04-38b1f5ba98908074af60fc69628dfb71?source=copy_link Added Reference https://vuldb.com/cve/CVE-2026-19893 Added Reference https://vuldb.com/submit/870588 Added Reference https://vuldb.com/vuln/390081 Added Reference https://vuldb.com/vuln/390081/cti Added Reference https://www.dlink.com/