How severe is CVE-2023-7223?

CVE-2023-7223 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.

Is CVE-2023-7223 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-7223?

CVE-2023-7223 affects Totolink T6 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-7223?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.

Does CVE-2023-7223 have an EU (EUVD) identifier?

Yes. CVE-2023-7223 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-59404.

When was CVE-2023-7223 published?

CVE-2023-7223 was published on 2024-01-09 and last updated on 2026-06-17.

CVE-2023-7223

CVE-2023-7223 is a medium-severity vulnerability in Totolink T6 Firmware with a CVSS 3.x base score of 5.3. It is not currently listed as actively exploited by CISA, and its EPSS exploit-prediction score is low. The underlying weakness is classified as CWE-284.

Key facts

Severity: Medium (CVSS 3.x base score 5.3)
CVSS v2: 5.0
EPSS exploit prediction: 1% (48th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-59404
Weakness: CWE-284
Affected product: Totolink T6 Firmware
Published: 2024-01-09
Last modified: 2026-06-17

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.

Frequently asked questions

What is CVE-2023-7223?: 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.
How severe is CVE-2023-7223?: CVE-2023-7223 has a CVSS 3.x base score of 5.3, rated medium severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is low, integrity none, and availability none.
Is CVE-2023-7223 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (48th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-7223?: CVE-2023-7223 affects Totolink T6 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-7223?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2023-7223 have an EU (EUVD) identifier?: Yes. CVE-2023-7223 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-59404.
When was CVE-2023-7223 published?: CVE-2023-7223 was published on 2024-01-09 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:totolink:t6_firmware:4.1.9cu.5241_b20210923:*:*:*:*:*:*:*

More vulnerabilities in Totolink T6 Firmware

CVE-2023-7221 — Critical (CVSS 9.8): A vulnerability was found in Totolink T6 4.1.9cu.5241_B20210923. It has been classified as critical. This affects the…
CVE-2022-38828 — Critical (CVSS 9.8): TOTOLINK T6 V4.1.5cu.709_B20210518 is vulnerable to command injection via cstecgi.cgi
CVE-2022-38827 — Critical (CVSS 9.8): TOTOLINK T6 V4.1.5cu.709_B20210518 is vulnerable to Buffer Overflow via cstecgi.cgi
CVE-2022-38826 — Critical (CVSS 9.8): In TOTOLINK T6 V4.1.5cu.709_B20210518, there is an execute arbitrary command in cstecgi.cgi.
CVE-2022-38823 — Critical (CVSS 9.8): In TOTOLINK T6 V4.1.5cu.709_B20210518, there is a hard coded password for root in /etc/shadow.sample.
CVE-2022-25084 — Critical (CVSS 9.8): TOTOLink T6 V5.9c.4085_B20190428 was discovered to contain a command injection vulnerability in the "Main" function.…

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