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Vulnerability record · CVE-2018-5371 · published 12 January 2018

CVE-2018-5371: D-link dsl-2540u firmware os command injection vulnerability

D Link · Dsl 2540u Firmware

diag_ping.cmd on D-Link DSL-2640U devices with firmware IM_1.00 and ME_1.00, and DSL-2540U devices with firmware ME_1.00, allows authenticated remote attackers to execute arbitrary OS commands via shell metacharacters in the ipaddr field of an HTTP GET request.

8.8 CVSS 3.0 High EPSS 42% · top 1.4% CWE-78 · OS command injection
8.8CVSS 3.0 base score, v2 9.0
42%EPSS exploitation probability, 30 days
NoNot in CISA KEV
2Affected product versions listed by NVD
2References, 2 tagged exploit
17 Jun 2026Last modified by NVD

Description

diag_ping.cmd on D-Link DSL-2640U devices with firmware IM_1.00 and ME_1.00, and DSL-2540U devices with firmware ME_1.00, allows authenticated remote attackers to execute arbitrary OS commands via shell metacharacters in the ipaddr field of an HTTP GET request.

CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

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

References

LinkTags
https://www.iplantom.com/2018/01/10/dsl2640U/ ExploitTechnical DescriptionThird Party AdvisoryURL Repurposed
https://www.iplantom.com/2018/01/10/dsl2640U/ ExploitTechnical DescriptionThird Party AdvisoryURL Repurposed

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Source: NIST National Vulnerability Database (record CVE-2018-5371), CISA KEV, FIRST EPSS (scores of 2026-09-27). This page is refreshed as NVD updates the record.