6.5

CVE-2023-7223: totolink t6_firmware Improper Access Control

CVSS: 6.5v3.1MediumModified
Published 09-01-2024Last modified 17-06-2025
Open JSON

Vulnerability summary

CVE-2023-7223 is a medium (CVSS 6.5) Improper Access Control vulnerability in totolink t6_firmware. EPSS estimates a 0.64% chance of exploitation in the next 30 days, higher than 50.2% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
36/100
0100
Medium · default modelHow is this calculated?
CVSS score
6.5/10
010
Medium · v3.1 (NVD)
EPSS score
0.64%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference

Timeline

  1. 09-01-2024
    PublishedVulnerability first disclosed.
  2. 17-06-2025
    Last modifiedVulnerability information updated.

Description

A vulnerability classified as problematic has been found in Totolink T6 4.1.9cu.5241_B20210923. This affects an unknown part of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument topicurl with the input showSyslog leads to improper access controls. It is possible to initiate the attack remotely. The exploit has been disclosed to the public and may be used. The associated identifier of this vulnerability is VDB-249867. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

CVSS metrics

5 scores · 2 sources · 3 versions

EPSS trend

Probability

0.64%

Chance of exploitation in the next 30 days

Percentile

50%

Versus all other CVEs

30-day change

0.00 pp

From 0.64% on 21-09-2026

21-09-202621-10-2026
EPSS score
0.64%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • referenceUnverified

    Exploit Reference (drive.google.com)

    Maturity: unknown

Weaknesses

CWE · root cause

Affected systems

Totolink1 product
  • t6_firmware4.1.9cu.5241_B20210923 | 4.1.9cu.5241_b20210923

1 vendor · 1 product

References

3 links