How severe is CVE-2024-1000?

CVE-2024-1000 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.

Is CVE-2024-1000 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-1000?

CVE-2024-1000 affects Totolink N200re Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-1000?

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-2024-1000 have an EU (EUVD) identifier?

Yes. CVE-2024-1000 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-16777.

When was CVE-2024-1000 published?

CVE-2024-1000 was published on 2024-01-29 and last updated on 2026-06-17.

CVE-2024-1000

CVE-2024-1000 is a high-severity vulnerability in Totolink N200re Firmware with a CVSS 3.x base score of 7.2. 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-787.

Key facts

Severity: High (CVSS 3.x base score 7.2)
CVSS v2: 8.3
EPSS exploit prediction: 1% (66th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-16777
Weakness: CWE-787
Affected product: Totolink N200re Firmware
Published: 2024-01-29
Last modified: 2026-06-17

Description

A vulnerability was found in Totolink N200RE 9.3.5u.6139_B20201216. It has been rated as critical. This issue affects the function setTracerouteCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument command leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-252269 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.

Frequently asked questions

What is CVE-2024-1000?: A vulnerability was found in Totolink N200RE 9.3.5u.6139_B20201216. It has been rated as critical. This issue affects the function setTracerouteCfg of the file /cgi-bin/cstecgi.cgi. The manipulation of the argument command leads to stack-based buffer overflow. The attack may be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier VDB-252269 was assigned to this vulnerability. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
How severe is CVE-2024-1000?: CVE-2024-1000 has a CVSS 3.x base score of 7.2, rated high severity. It is exploitable over network with low attack complexity, requires high privileges and no user interaction. Impact on confidentiality is high, integrity high, and availability high.
Is CVE-2024-1000 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (66th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-1000?: CVE-2024-1000 affects Totolink N200re Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-1000?: 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-2024-1000 have an EU (EUVD) identifier?: Yes. CVE-2024-1000 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-16777.
When was CVE-2024-1000 published?: CVE-2024-1000 was published on 2024-01-29 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:totolink:n200re_firmware:9.3.5u.6139_b20201216:*:*:*:*:*:*:*

More vulnerabilities in Totolink N200re Firmware

CVE-2019-19825 — Critical (CVSS 9.8): On certain TOTOLINK Realtek SDK based routers, the CAPTCHA text can be retrieved via an…
CVE-2025-55895 — Critical (CVSS 9.1): TOTOLINK A3300R V17.0.0cu.557_B20221024 and N200RE V9.3.5u.6448_B20240521 and V9.3.5u.6437_B20230519 are vulnerable to…
CVE-2019-19824 — High (CVSS 8.8): On certain TOTOLINK Realtek SDK based routers, an authenticated attacker may execute arbitrary OS commands via the…
CVE-2019-19823 — High (CVSS 7.5): A certain router administration interface (that includes Realtek APMIB 0.11f for Boa 0.94.14rc21) stores cleartext…
CVE-2019-19822 — High (CVSS 7.5): A certain router administration interface (that includes Realtek APMIB 0.11f for Boa 0.94.14rc21) allows remote…
CVE-2024-0299 — High (CVSS 7.3): A vulnerability was found in Totolink N200RE 9.3.5u.6139_B20201216. It has been declared as critical. Affected by this…

All CVEs affecting Totolink N200re Firmware →

Other CWE-787 (Out-of-bounds Write) vulnerabilities

CVE-2026-42369 — Critical (CVSS 10.0): GV-VMS V20 is a Video Monitoring Software used to gather the feeds of many surveillance cameras and manage other…
CVE-2026-4746 — Critical (CVSS 10.0): Out-of-bounds Write vulnerability in timeplus-io proton (base/poco/Foundation/src‎ modules). This vulnerability is…
CVE-2025-43300 — Critical (CVSS 10.0): An out-of-bounds write issue was addressed with improved bounds checking. This issue is fixed in iOS 15.8.5 and iPadOS…
CVE-2025-24201 — Critical (CVSS 10.0): An out-of-bounds write issue was addressed with improved checks to prevent unauthorized actions. This issue is fixed in…
CVE-2024-42479 — Critical (CVSS 10.0): llama.cpp provides LLM inference in C/C++. The unsafe `data` pointer member in the `rpc_tensor` structure can cause…
CVE-2024-39791 — Critical (CVSS 10.0): Stack-based buffer overflow vulnerabilities affecting Vonets industrial wifi bridge relays and wifi bridge…

Browse all CWE-787 (Out-of-bounds Write) vulnerabilities →