A command injection vulnerability in the firmware_update command, in the device's restricted telnet interface, allows an authenticated atta…

published 2023-02-11 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-12217

cvss: 7.8; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 2.0%; EPSS 2.0% chance of exploitation in 30 days, percentile 80%
public exploits: 0; none known

A command injection vulnerability in the firmware_update command, in the device's restricted telnet interface, allows an authenticated attacker to execute arbitrary commands as root.

CISA SSVC

Exploitation: Proof of concept is public
Automatable: no
Technical impact: total
Assessed: 19 mo ago (2025-03-24)

Exploit prediction

1.98% chance of exploitation in the next 30 days, higher than 80% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

tenable.com https://www.tenable.com/security/research/tra-2023-1 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CISA ADP	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA	3.1	7.8	CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Affected products

n/a D-Link DWL-2600AP with firmware v4.2.0.17

Classification

Weakness

CWE-77 Improper Neutralization of Special Elements used in a Command

References

tenable.com /security/research/tra-2023-1
exploit, third-party-advisory

Sources

CVE List CVE-2023-0127
NVD CVE-2023-0127

Fencer Vulns keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.

Summary