CVE-2024-37855: Code Injection
Source CVE Database V5
Not known to be exploited · CVSS 8.4 High.
Data as of 26 Oct 2026, 17:16 UTC
- EPSS
- 0.4% chance of exploitation in 30 days – higher than 41% of CVEsExploit Prediction Scoring System: the likelihood attackers will use this flaw soon.
CVSS:3.1/AV:L/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:HExploitation evidence
Disclosed: evidence found.
CVE published 25 Jun 2024
Detectable: no evidence on record.
No public nuclei template indexed
Weaponised: no evidence on record.
No public exploit code indexed in Metasploit or Exploit-DB
Exploited in the wildExploited: no evidence on record.
Not in CISA KEV and no source reports exploitation
Observed by OffSeq MirageSeen by Mirage: no evidence on record.
No attack traffic recorded by OffSeq Mirage sensors
A missing step is not evidence of safety. Sources: cve.org (opens in a new tab), the Metasploit, Exploit-DB and nuclei-templates index as of 26 Oct 2026.
What to do
AI-suggested
- Immediately disable the Telnet service on port 2345 if it is not required for operational purposes.
- Restrict access to the Telnet port using firewall rules or network segmentation to limit exposure to trusted management networks only.
- Monitor network traffic for unusual activity targeting port 2345 or signs of exploitation attempts.
- Engage with Nepstech or authorized vendors to obtain firmware updates or patches addressing this vulnerability as soon as they become available.
- If firmware updates are not yet available, consider replacing affected devices with models from vendors with timely security support.
- Implement network-level intrusion detection/prevention systems (IDS/IPS) with signatures or heuristics to detect exploitation attempts targeting this vulnerability.
- Conduct regular security audits of network devices to ensure no unauthorized services are exposed.
- Educate network administrators about the risks of exposed management interfaces and enforce strong access controls.
Description
An issue in Nepstech Wifi Router xpon (terminal) NTPL-Xpon1GFEVN, hardware verstion 1.0 firmware 2.0.1 allows a remote attacker to execute arbitrary code via the router's Telnet port 2345 without requiring authentication credentials.