Netcore NBR200V2 HTTP Header routerd passwd_set command injection

published 2025-05-25 17 mo ago modified 2026-06-17 4 mo ago also EUVD-2025-16237

cvss: 6.3; version 3.1, CNA
cisa kev: Not listed; not in CISA's catalog
epss: 1.2%; EPSS 1.2% chance of exploitation in 30 days, percentile 68%
public exploits: 0; none known

A vulnerability has been found in Netcore NBR1005GPEV2, B6V2, COVER5, NAP830, NAP930, NBR100V2 and NBR200V2 up to 20250508 and classified as critical. This vulnerability affects the function passwd_set of the file /usr/bin/routerd of the component HTTP Header Handler. The manipulation of the argument pwd leads to command injection. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used.

CISA SSVC

Exploitation: none
Automatable: no
Technical impact: partial
Assessed: 17 mo ago (2025-05-28)

Exploit prediction

1.20% chance of exploitation in the next 30 days, higher than 68% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

github.com https://github.com/Exploo0Osion/netcore_command_injection_2 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by	version	score	vector
CNA	4.0	5.3	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N
CNA	3.1	6.3	CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CNA	3.0	6.3	CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:L/I:L/A:L
CNA	2.0	6.5	AV:N/AC:L/Au:S/C:P/I:P/A:P
CNA	4.0	5.3	CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:L/VI:L/VA:L/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

Affected products

Netcore NBR1005GPEV2
Netcore B6V2
Netcore COVER5
Netcore NAP830
Netcore NAP930
Netcore NBR100V2
Netcore NBR200V2

Classification

Weakness

CWE-77 Improper Neutralization of Special Elements used in a Command
CWE-74 Improper Neutralization of Special Elements in Output Used by a Downstream Component

References

github.com /Exploo0Osion/netcore_command_injection_2
exploit
vuldb.com /?id.310234
vdb-entry, technical-description
vuldb.com /?ctiid.310234
signature, permissions-required
vuldb.com /?submit.573493
third-party-advisory

Sources

CVE List CVE-2025-5146
NVD CVE-2025-5146

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