How severe is CVE-2025-67073?

CVE-2025-67073 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-2025-67073 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2025-67073?

CVE-2025-67073 affects Tenda Ac10 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2025-67073?

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-2025-67073 have an EU (EUVD) identifier?

Yes. CVE-2025-67073 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-203927.

When was CVE-2025-67073 published?

CVE-2025-67073 was published on 2025-12-17 and last updated on 2026-06-17.

CVE-2025-67073

CVE-2025-67073 is a critical-severity vulnerability in Tenda Ac10 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-120.

Key facts

Severity: Critical (CVSS 3.x base score 9.8)
EPSS exploit prediction: 1% (44th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2025-203927
Weakness: CWE-120
Affected product: Tenda Ac10 Firmware
Published: 2025-12-17
Last modified: 2026-06-17

Description

A Buffer overflow vulnerability in function fromAdvSetMacMtuWan of bin httpd in Tenda AC10V4.0 V16.03.10.20 allows remote attackers to cause denial of service and possibly code execution by sending a post request with a crafted payload (field `serviceName`) to /goform/AdvSetMacMtuWan.

Frequently asked questions

What is CVE-2025-67073?: A Buffer overflow vulnerability in function fromAdvSetMacMtuWan of bin httpd in Tenda AC10V4.0 V16.03.10.20 allows remote attackers to cause denial of service and possibly code execution by sending a post request with a crafted payload (field `serviceName`) to /goform/AdvSetMacMtuWan.
How severe is CVE-2025-67073?: CVE-2025-67073 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-2025-67073 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (44th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2025-67073?: CVE-2025-67073 affects Tenda Ac10 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2025-67073?: 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-2025-67073 have an EU (EUVD) identifier?: Yes. CVE-2025-67073 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2025-203927.
When was CVE-2025-67073 published?: CVE-2025-67073 was published on 2025-12-17 and last updated on 2026-06-17.

References

https://github.com/johnathanhuutri/CVEReport/tree/master/CVE-2025-67073

Affected products (1)

cpe:2.3:o:tenda:ac10_firmware:16.03.10.20:*:*:*:*:*:*:*

More vulnerabilities in Tenda Ac10 Firmware

CVE-2025-45779 — Critical (CVSS 9.8): Tenda AC10 V1.0re_V15.03.06.46 is vulnerable to Buffer Overflow in the formSetPPTPUserList handler via the list POST…
CVE-2025-25456 — Critical (CVSS 9.8): Tenda AC10 V4.0si_V16.03.10.20 is vulnerable to Buffer Overflow in AdvSetMacMtuWan via mac2.
CVE-2025-25675 — Critical (CVSS 9.8): Tenda AC10 V1.0 V15.03.06.23 has a command injection vulnerablility located in the formexeCommand function. The str…
CVE-2025-25674 — Critical (CVSS 9.8): Tenda AC10 V1.0 V15.03.06.23 is vulnerable to Buffer Overflow in form_fast_setting_wifi_set via the parameter ssid.
CVE-2023-45484 — Critical (CVSS 9.8): Tenda AC10 version US_AC10V4.0si_V16.03.10.13_cn was discovered to contain a stack overflow via the shareSpeed…
CVE-2023-45483 — Critical (CVSS 9.8): Tenda AC10 version US_AC10V4.0si_V16.03.10.13_cn was discovered to contain a stack overflow via the time parameter in…

All CVEs affecting Tenda Ac10 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 →