How severe is CVE-2024-27571?

CVE-2024-27571 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.

Is CVE-2024-27571 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-27571?

CVE-2024-27571 affects Libtor Lbt-t300-t390 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-27571?

Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.

Does CVE-2024-27571 have an EU (EUVD) identifier?

Yes. CVE-2024-27571 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-24766.

When was CVE-2024-27571 published?

CVE-2024-27571 was published on 2024-03-01 and last updated on 2026-06-17.

CVE-2024-27571

CVE-2024-27571 is a high-severity vulnerability in Libtor Lbt-t300-t390 Firmware with a CVSS 3.x base score of 7.5. 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-121.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (49th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-24766
Weakness: CWE-121
Affected product: Libtor Lbt-t300-t390 Firmware
Published: 2024-03-01
Last modified: 2026-06-17

Description

LBT T300-T390 v2.2.1.8 were discovered to contain a stack overflow via the ApCliSsid parameter in the makeCurRemoteApList function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.

Frequently asked questions

What is CVE-2024-27571?: LBT T300-T390 v2.2.1.8 were discovered to contain a stack overflow via the ApCliSsid parameter in the makeCurRemoteApList function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted POST request.
How severe is CVE-2024-27571?: CVE-2024-27571 has a CVSS 3.x base score of 7.5, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is none, integrity none, and availability high.
Is CVE-2024-27571 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (49th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-27571?: CVE-2024-27571 affects Libtor Lbt-t300-t390 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-27571?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its high severity, prioritise patching exposed systems.
Does CVE-2024-27571 have an EU (EUVD) identifier?: Yes. CVE-2024-27571 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-24766.
When was CVE-2024-27571 published?: CVE-2024-27571 was published on 2024-03-01 and last updated on 2026-06-17.

References

https://github.com/cvdyfbwa/IoT_LBT_Router/blob/main/makeCurRemoteApList.md

Affected products (1)

cpe:2.3:o:libtor:lbt-t300-t390_firmware:2.2.1.8:*:*:*:*:*:*:*

More vulnerabilities in Libtor Lbt-t300-t390 Firmware

CVE-2024-27572 — High (CVSS 7.5): LBT T300-T390 v2.2.1.8 were discovered to contain a stack overflow via the ApCliSsid parameter in the updateCurAPlist…
CVE-2024-27570 — High (CVSS 7.5): LBT T300-T390 v2.2.1.8 were discovered to contain a stack overflow via the ApCliSsid parameter in the…
CVE-2024-27569 — Medium (CVSS 6.5): LBT T300-T390 v2.2.1.8 were discovered to contain a stack overflow via the ApCliSsid parameter in the init_nvram…
CVE-2024-27568 — Medium (CVSS 6.5): LBT T300-T390 v2.2.1.8 were discovered to contain a stack overflow via the apn_name_3g parameter in the setupEC20Apn…
CVE-2024-27567 — Medium (CVSS 6.5): LBT T300- T390 v2.2.1.8 were discovered to contain a stack overflow via the vpn_client_ip parameter in the…

All CVEs affecting Libtor Lbt-t300-t390 Firmware →

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