How severe is CVE-2025-29043?

CVE-2025-29043 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-2025-29043 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-29043?

CVE-2025-29043 affects Dlink Dir-823x Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-29043?

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-2025-29043 have an EU (EUVD) identifier?

Yes. CVE-2025-29043 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-11768.

When was CVE-2025-29043 published?

CVE-2025-29043 was published on 2025-04-17 and last updated on 2026-06-17.

CVE-2025-29043

CVE-2025-29043 is a critical-severity vulnerability in Dlink Dir-823x 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-78.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 2% (72nd percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-11768
Weakness: CWE-78
Affected product: Dlink Dir-823x Firmware
Published: 2025-04-17
Last modified: 2026-06-17

Description

An issue in dlink DIR 832x 240802 allows a remote attacker to execute arbitrary code via the function 0x417234

Frequently asked questions

What is CVE-2025-29043?: An issue in dlink DIR 832x 240802 allows a remote attacker to execute arbitrary code via the function 0x417234
How severe is CVE-2025-29043?: CVE-2025-29043 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-2025-29043 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 2% (72nd percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-29043?: CVE-2025-29043 affects Dlink Dir-823x Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-29043?: 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-2025-29043 have an EU (EUVD) identifier?: Yes. CVE-2025-29043 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-11768.
When was CVE-2025-29043 published?: CVE-2025-29043 was published on 2025-04-17 and last updated on 2026-06-17.

References

Affected products (1)

cpe:2.3:o:dlink:dir-823x_firmware:240802:*:*:*:*:*:*:*

More vulnerabilities in Dlink Dir-823x Firmware

CVE-2025-29042 — Critical (CVSS 9.8): An issue in dlink DIR 832x 240802 allows a remote attacker to execute arbitrary code via the macaddr key value to the…
CVE-2025-29041 — Critical (CVSS 9.8): An issue in dlink DIR 823x 240802 allows a remote attacker to execute arbitrary code via the target_addr key value and…
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