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Vulnerability record · CVE-2023-33781 · published 7 June 2023

CVE-2023-33781: Dlink dir-842v2 firmware vulnerability

Dlink · Dir 842v2 Firmware

An issue in D-Link DIR-842V2 v1.0.3 allows attackers to execute arbitrary commands via importing a crafted file.

8.8 CVSS 3.1 High EPSS 32% · top 1.7%
8.8CVSS 3.1 base score
32%EPSS exploitation probability, 30 days
NoNot in CISA KEV
1Affected product versions listed by NVD
4References, 2 tagged exploit
9 Jul 2026Last modified by NVD

Description

An issue in D-Link DIR-842V2 v1.0.3 allows attackers to execute arbitrary commands via importing a crafted file.

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

Affected products

1 vulnerable configurations from NVD's CPE data, grouped by vendor and product.

References

LinkTags
https://github.com/s0tr/CVE-2023-33781 ExploitThird Party Advisory
https://www.dlink.com/en/security-bulletin/ Vendor Advisory
https://github.com/s0tr/CVE-2023-33781 ExploitThird Party Advisory
https://www.dlink.com/en/security-bulletin/ Vendor Advisory

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Related vulnerabilities

Same products first, then exploited flaws of the same weakness class.

8.8CVE-2023-33782Dlink dir-842v2 firmware command injection vulnerabilityD-Link DIR-842V2 v1.0.3 was discovered to contain a command injection vulnerability via the iperf3 diagnostics function.EPSS 37%

Source: NIST National Vulnerability Database (record CVE-2023-33781), CISA KEV, FIRST EPSS (scores of 2026-09-26). This page is refreshed as NVD updates the record.