How severe is CVE-2024-36783?

CVE-2024-36783 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-36783 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-36783?

CVE-2024-36783 affects Totolink Lr350 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-36783?

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

Does CVE-2024-36783 have an EU (EUVD) identifier?

Yes. CVE-2024-36783 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-36212.

When was CVE-2024-36783 published?

CVE-2024-36783 was published on 2024-06-03 and last updated on 2026-06-17.

CVE-2024-36783

CVE-2024-36783 is a critical-severity vulnerability in Totolink Lr350 Firmware with a CVSS 3.x base score of 9.8. 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: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (69th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-36212
Weakness: CWE-77
Affected product: Totolink Lr350 Firmware
Published: 2024-06-03
Last modified: 2026-06-17

Description

TOTOLINK LR350 V9.3.5u.6369_B20220309 was discovered to contain a command injection via the host_time parameter in the NTPSyncWithHost function.

Frequently asked questions

What is CVE-2024-36783?: TOTOLINK LR350 V9.3.5u.6369_B20220309 was discovered to contain a command injection via the host_time parameter in the NTPSyncWithHost function.
How severe is CVE-2024-36783?: CVE-2024-36783 has a CVSS 3.x base score of 9.8, rated critical severity. It is exploitable over network with low attack complexity, requires no privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-36783 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (69th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-36783?: CVE-2024-36783 affects Totolink Lr350 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-36783?: Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Given its critical severity, prioritise patching exposed systems.
Does CVE-2024-36783 have an EU (EUVD) identifier?: Yes. CVE-2024-36783 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-36212.
When was CVE-2024-36783 published?: CVE-2024-36783 was published on 2024-06-03 and last updated on 2026-06-17.

References

https://github.com/s4ndw1ch136/IOT-vuln-reports/blob/main/totolink%20LR350/NTPSyncWithHost/README.md

Affected products (1)

cpe:2.3:o:totolink:lr350_firmware:9.3.5u.6369_b20220309:*:*:*:*:*:*:*

More vulnerabilities in Totolink Lr350 Firmware

CVE-2024-42967 — Critical (CVSS 9.8): Incorrect access control in TOTOLINK LR350 V9.3.5u.6369_B20220309 allows attackers to obtain the apmib configuration…
CVE-2024-35387 — Critical (CVSS 9.8): TOTOLINK LR350 V9.3.5u.6369_B20220309 was discovered to contain a stack overflow via the http_host parameter in the…
CVE-2024-35099 — Critical (CVSS 9.8): TOTOLINK LR350 V9.3.5u.6698_B20230810 was discovered to contain a stack overflow via the password parameter in the…
CVE-2023-37149 — Critical (CVSS 9.8): TOTOLINK LR350 V9.3.5u.6369_B20220309 was discovered to contain a command injection vulnerability via the FileName…
CVE-2023-37148 — Critical (CVSS 9.8): TOTOLINK LR350 V9.3.5u.6369_B20220309 was discovered to contain a command injection vulnerability via the ussd…
CVE-2023-37146 — Critical (CVSS 9.8): TOTOLINK LR350 V9.3.5u.6369_B20220309 was discovered to contain a command injection vulnerability via the FileName…

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