How severe is CVE-2023-49427?

CVE-2023-49427 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-2023-49427 being actively exploited?

It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.

What products are affected by CVE-2023-49427?

CVE-2023-49427 affects Tenda Ax12 Firmware. See the affected-products list for the exact vulnerable versions.

How do I fix CVE-2023-49427?

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-2023-49427 have an EU (EUVD) identifier?

Yes. CVE-2023-49427 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-53392.

When was CVE-2023-49427 published?

CVE-2023-49427 was published on 2024-01-10 and last updated on 2026-06-17.

CVE-2023-49427

CVE-2023-49427 is a high-severity vulnerability in Tenda Ax12 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-787.

Key facts

Severity: High (CVSS 3.x base score 7.5)
EPSS exploit prediction: 1% (46th percentile)
Actively exploited: Not listed in CISA KEV
EU (EUVD) id: EUVD-2023-53392
Weakness: CWE-787
Affected product: Tenda Ax12 Firmware
Published: 2024-01-10
Last modified: 2026-06-17

Description

Buffer Overflow vulnerability in Tenda AX12 V22.03.01.46, allows remote attackers to cause a denial of service (DoS) via list parameter in SetNetControlList function.

Frequently asked questions

What is CVE-2023-49427?: Buffer Overflow vulnerability in Tenda AX12 V22.03.01.46, allows remote attackers to cause a denial of service (DoS) via list parameter in SetNetControlList function.
How severe is CVE-2023-49427?: CVE-2023-49427 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-2023-49427 being actively exploited?: It is not currently listed in CISA's KEV catalog. Its EPSS exploit-prediction score is 1% (46th percentile), an estimate of the probability of exploitation in the next 30 days.
What products are affected by CVE-2023-49427?: CVE-2023-49427 affects Tenda Ax12 Firmware. See the affected-products list for the exact vulnerable versions.
How do I fix CVE-2023-49427?: 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-2023-49427 have an EU (EUVD) identifier?: Yes. CVE-2023-49427 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2023-53392.
When was CVE-2023-49427 published?: CVE-2023-49427 was published on 2024-01-10 and last updated on 2026-06-17.

References

https://github.com/ef4tless/vuln/blob/master/iot/AX12/SetNetControlList.md

Affected products (1)

cpe:2.3:o:tenda:ax12_firmware:22.03.01.46:*:*:*:*:*:*:*

More vulnerabilities in Tenda Ax12 Firmware

CVE-2024-28383 — Critical (CVSS 9.8): Tenda AX12 v1.0 v22.03.01.16 was discovered to contain a stack overflow via the ssid parameter in the sub_431CF0…
CVE-2023-49437 — Critical (CVSS 9.8): Tenda AX12 V22.03.01.46 has been discovered to contain a command injection vulnerability in the 'list' parameter at…
CVE-2023-49428 — Critical (CVSS 9.8): Tenda AX12 V22.03.01.46 has been discovered to contain a command injection vulnerability in the 'mac' parameter at…
CVE-2023-49426 — Critical (CVSS 9.8): Tenda AX12 V22.03.01.46 was discovered to contain a stack overflow via the list parameter at /goform/SetStaticRouteCfg.
CVE-2023-49425 — Critical (CVSS 9.8): Tenda AX12 V22.03.01.46 was discovered to contain a stack overflow via the deviceList parameter at…
CVE-2023-49424 — Critical (CVSS 9.8): Tenda AX12 V22.03.01.46 was discovered to contain a stack overflow via the list parameter at…

All CVEs affecting Tenda Ax12 Firmware →

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