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Fencer Vulns
low 2.3

CVE-2023-2790 json

TOTOLINK N200RE Telnet Service custom.conf password in configuration file

published 2023-05-18 3 y ago modified 2026-06-17 4 mo ago also EUVD-2023-34246

cvss
2.3
version 3.1, CNA
cisa kev
Not listed
not in CISA's catalog
epss
0.3%
EPSS 0.3% chance of exploitation in 30 days, percentile 20%
public exploits
0
none known

Summary

A vulnerability classified as problematic has been found in TOTOLINK N200RE 9.3.5u.6255_B20211224. Affected is an unknown function of the file /squashfs-root/etc_ro/custom.conf of the component Telnet Service. The manipulation leads to password in configuration file. It is possible to launch the attack on the local host. The exploit has been disclosed to the public and may be used. VDB-229374 is the identifier assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Exploit prediction

0.28% chance of exploitation in the next 30 days, higher than 20% of all scored CVEs (FIRST EPSS, 2026-11-08).

Exploits and checks

  • drive.google.com https://drive.google.com/file/d/1RITXRvKele5aW42YFk0JeQHCq2B63lUj/view?usp=share_link referenced PoC, tagged "exploit" by a source, unverified
  • vuldb.com https://vuldb.com/?id.229374 referenced PoC, tagged "exploit" by a source, unverified

CVSS scores

assigned by version score vector
CNA 3.1 2.3 CVSS:3.1/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
CNA 3.0 2.3 CVSS:3.0/AV:L/AC:L/PR:H/UI:N/S:U/C:L/I:N/A:N
CNA 2.0 1.4 AV:L/AC:L/Au:M/C:P/I:N/A:N
NVD 3.1 5.5 CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:N/A:N

Affected products

  • TOTOLINK N200RE

Classification

Weakness
  • CWE-260 Password in Configuration File

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.