How severe is CVE-2024-1786?

CVE-2024-1786 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-2024-1786 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2024-1786?

CVE-2024-1786 affects Dlink Dir-600m Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2024-1786?

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-2024-1786 have an EU (EUVD) identifier?

Yes. CVE-2024-1786 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-17511.

When was CVE-2024-1786 published?

CVE-2024-1786 was published on 2024-02-23 and last updated on 2026-06-17.

CVE-2024-1786

CVE-2024-1786 is a high-severity vulnerability in Dlink Dir-600m 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-120.

Key facts

Severity: High (CVSS 3.x base score 7.5)
CVSS v2: 7.8
EPSS exploit prediction: 3% (84th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2024-17511
Weakness: CWE-120
Affected product: Dlink Dir-600m Firmware
Published: 2024-02-23
Last modified: 2026-06-17

Description

** UNSUPPORTED WHEN ASSIGNED ** A vulnerability, which was classified as critical, has been found in D-Link DIR-600M C1 3.08. Affected by this issue is some unknown functionality of the component Telnet Service. The manipulation of the argument username leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-254576. NOTE: This vulnerability only affects products that are no longer supported by the maintainer. NOTE: Vendor was contacted early and confirmed immediately that the product is end-of-life. It should be retired and replaced.

Frequently asked questions

What is CVE-2024-1786?: ** UNSUPPORTED WHEN ASSIGNED ** A vulnerability, which was classified as critical, has been found in D-Link DIR-600M C1 3.08. Affected by this issue is some unknown functionality of the component Telnet Service. The manipulation of the argument username leads to buffer overflow. The attack may be launched remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-254576. NOTE: This vulnerability only affects products that are no longer supported by the maintainer. NOTE: Vendor was contacted early and confirmed immediately that the product is end-of-life. It should be retired and replaced.
How severe is CVE-2024-1786?: CVE-2024-1786 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-2024-1786 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 3% (84th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2024-1786?: CVE-2024-1786 affects Dlink Dir-600m Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2024-1786?: 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-2024-1786 have an EU (EUVD) identifier?: Yes. CVE-2024-1786 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2024-17511.
When was CVE-2024-1786 published?: CVE-2024-1786 was published on 2024-02-23 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:dlink:dir-600m_firmware:3.08:*:*:*:*:*:*:*

More vulnerabilities in Dlink Dir-600m Firmware

CVE-2019-13101 — Critical (CVSS 9.8): An issue was discovered on D-Link DIR-600M 3.02, 3.03, 3.04, and 3.06 devices. wan.htm can be accessed directly without…
CVE-2019-7736 — Critical (CVSS 9.8): D-Link DIR-600M C1 3.04 devices allow authentication bypass via a direct request to the wan.htm page. NOTE: this may…
CVE-2017-9100 — High (CVSS 8.8): login.cgi on D-Link DIR-600M devices with firmware 3.04 allows remote attackers to bypass authentication by entering…
CVE-2020-13960 — High (CVSS 7.5): D-Link DSL 2730-U IN_1.10 and IN_1.11 and DIR-600M 3.04 devices have the domain.name string in the DNS resolver search…
CVE-2018-16605 — Medium (CVSS 5.4): D-Link DIR-600M devices allow XSS via the Hostname and Username fields in the Dynamic DNS Configuration page.

All CVEs affecting Dlink Dir-600m Firmware →

Other CWE-120 (Classic Buffer Overflow) vulnerabilities

CVE-2025-48611 — Critical (CVSS 10.0): In DeviceId of DeviceId.java, there is a possible desync in persistence due to a missing bounds check. This could lead…
CVE-2026-24823 — Critical (CVSS 10.0): Out-of-bounds Write, Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in FASTSHIFT…
CVE-2026-24810 — Critical (CVSS 10.0): Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in rethinkdb (src/cjson modules).…
CVE-2026-24800 — Critical (CVSS 10.0): Out-of-bounds Write, Buffer Copy without Checking Size of Input ('Classic Buffer Overflow') vulnerability in tildearrow…
CVE-2025-9962 — Critical (CVSS 10.0): A buffer overflow vulnerability in Novakon P series allows attackers to gain root permission without prior…
CVE-2010-10016 — Critical (CVSS 10.0): BS.Player version 2.57 (build 1051) contains a vulnerability in its playlist import functionality. When processing .m3u…

Browse all CWE-120 (Classic Buffer Overflow) vulnerabilities →