Privilege escalation in D-Link Dir-842
CVE-2026-19893
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.
Published · last modified .
CVSS v3 metric
CVSS v3 base score 3.1 (Low). Vector: CVSS:3.1/AV:N/AC:H/PR:L/UI:N/S:U/C:N/I:L/A:N.
EPSS exploit prediction
EPSS: 0.005 (38.6th percentile), scored .
Very low probability of exploitation in the next 30 days; routine patching cadence is appropriate. 39th percentile — 38.6% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.
EPSS over last 30 days · oldest: 0.003 · newest: 0.005 · change: +0.002
Affected products
- D-Link Dir-842 — versions 2.01.B04
Weakness classification (CWE)
References
- app.notion.com/p/DIR-842-2-01-B04-38b1f5ba98908074af60fc69628dfb71 (related)
- vuldb.com/cve/CVE-2026-19893 (third-party-advisory)
- vuldb.com/submit/870588 (third-party-advisory)
- vuldb.com/vuln/390081 (vdb-entry)
- vuldb.com/vuln/390081/cti (signature, permissions-required)
- www.dlink.com/ (product)
Frequently asked questions
- What is CVE-2026-19893?
- CVE-2026-19893 is a low-severity vulnerability in D-Link Dir-842, classified under Incorrect Privilege Assignment. CVSS score: 3.1/10. Published 2026-08-15.
- How severe is CVE-2026-19893?
- Low severity. CVSS v3 base score is 3.1 out of 10.