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Fencer Vulns
high 8.8

CVE-2022-44149 in the critical feed json

The web service on Nexxt Amp300 ARN02304U8 42.103.1.5095 and 80.103.2.5045 devices allows remote OS command execution by placing &telnetd i…

published 2023-01-06 3 y ago modified 2026-06-17 4 mo ago also EUVD-2022-47099

cvss
8.8
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
64.4%
EPSS 64.4% chance of exploitation in 30 days, percentile 99.2%
public exploits
1
Exploit-DB

Summary

The web service on Nexxt Amp300 ARN02304U8 42.103.1.5095 and 80.103.2.5045 devices allows remote OS command execution by placing &telnetd in the JSON host field to the ping feature of the goform/sysTools component. Authentication is required

Timeline

  1. Published
  2. First public exploit (EDB-51195)

CISA SSVC

Exploitation
none
Automatable
no
Technical impact
total
Assessed
19 mo ago

Exploit prediction

64.35% chance of exploitation in the next 30 days, higher than 99.2% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • EDB-51195 Nexxt Router Firmware 42.103.1.5095 - Remote Code Execution (RCE) (Authenticated) remote, 2023-04-01
  • packetstormsecurity.com http://packetstormsecurity.com/files/170366/Nexxt-Router-Firmware-42.103.1.5095-Remote-Code-Execution.html referenced PoC, tagged "exploit" by a source, unverified
  • cxsecurity.com https://cxsecurity.com/issue/WLB-2023010006 referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com https://packetstormsecurity.com/files/170366/Nexxt-Router-Firmware-42.103.1.5095-Remote-Code-Execution.html referenced PoC, tagged "exploit" by a source, unverified
  • packetstormsecurity.com http://packetstormsecurity.com/files/170366/Nexxt-Router-Firmware-80.103.2.5045-Remote-Code-Execution.html referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CISA ADP 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
NVD 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
CNA 3.1 8.8 CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H

Classification

Weakness
  • CWE-78 Improper Neutralization of Special Elements used in an OS Command

References

Sources

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.