How severe is CVE-2025-9603?

CVE-2025-9603 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.

Is CVE-2025-9603 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-9603?

CVE-2025-9603 affects Telesquare Tlr-2005ksh Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-9603?

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

Does CVE-2025-9603 have an EU (EUVD) identifier?

Yes. CVE-2025-9603 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-26162.

When was CVE-2025-9603 published?

CVE-2025-9603 was published on 2025-08-29 and last updated on 2026-06-17.

CVE-2025-9603

CVE-2025-9603 is a medium-severity vulnerability in Telesquare Tlr-2005ksh Firmware with a CVSS 3.x base score of 6.3. 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-77.

Key facts

Severity: Medium (CVSS 3.x base score 6.3)
CVSS v2: 6.5
CVSS v4: 2.1
EPSS exploit prediction: 8% (94th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-26162
Weakness: CWE-77
Affected product: Telesquare Tlr-2005ksh Firmware
Published: 2025-08-29
Last modified: 2026-06-17

Description

A vulnerability was determined in Telesquare TLR-2005KSH 1.2.4. The affected element is an unknown function of the file /cgi-bin/internet.cgi?Command=lanCfg. Executing manipulation of the argument Hostname can lead to command injection. The attack may be performed from a remote location. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2025-9603?: A vulnerability was determined in Telesquare TLR-2005KSH 1.2.4. The affected element is an unknown function of the file /cgi-bin/internet.cgi?Command=lanCfg. Executing manipulation of the argument Hostname can lead to command injection. The attack may be performed from a remote location. The exploit has been publicly disclosed and may be utilized. The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2025-9603?: CVE-2025-9603 has a CVSS 3.x base score of 6.3, rated medium severity. It is exploitable over network with low attack complexity, requires low privileges and no user interaction. Impact on confidentiality is low, integrity low, and availability low.
Is CVE-2025-9603 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 8% (94th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-9603?: CVE-2025-9603 affects Telesquare Tlr-2005ksh Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-9603?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround.
Does CVE-2025-9603 have an EU (EUVD) identifier?: Yes. CVE-2025-9603 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-26162.
When was CVE-2025-9603 published?: CVE-2025-9603 was published on 2025-08-29 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:telesquare:tlr-2005ksh_firmware:1.2.4:*:*:*:*:*:*:*

More vulnerabilities in Telesquare Tlr-2005ksh Firmware

CVE-2025-26011 — Critical (CVSS 9.8): Telesquare TLR-2005KSH 1.1.4 has an unauthorized stack overflow vulnerability when requesting the admin.cgi parameter…
CVE-2025-26010 — Critical (CVSS 9.8): Telesquare TLR-2005KSH 1.1.4 allows unauthorized password modification when requesting the admin.cgi parameter with…
CVE-2025-26008 — Critical (CVSS 9.8): In Telesquare TLR-2005KSH 1.1.4, an unauthorized stack overflow vulnerability exists when requesting admin.cgi…
CVE-2025-26007 — Critical (CVSS 9.8): Telesquare TLR-2005KSH 1.1.4 has an unauthorized stack overflow vulnerability in the login interface when requesting…
CVE-2025-26006 — Critical (CVSS 9.8): Telesquare TLR-2005KSH 1.1.4 has an unauthorized stack overflow vulnerability when requesting the admin.cgi parameter…
CVE-2025-26005 — Critical (CVSS 9.8): Telesquare TLR-2005KSH 1.1.4 is vulnerable to unauthorized stack overflow vulnerability when requesting admin.cgi…

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