CVE-2023-27063

Name: CVE-2023-27063
Creator: NVD / NIST
Published: 2023-03-13T14:15:13.167+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10EPSS 1.02%

Last modified Jun 17, 2026

CVE-2023-27063 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Tenda V15V1.0 V15.11.0.14(1521_3190_1058) was discovered to contain a buffer overflow vulnerability via the DNSDomainName parameter in the formModifyDnsForward function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.. EPSS estimates a 1.02% chance of exploitation in the next 30 days.

Description

Tenda V15V1.0 V15.11.0.14(1521_3190_1058) was discovered to contain a buffer overflow vulnerability via the DNSDomainName parameter in the formModifyDnsForward function. This vulnerability allows attackers to cause a Denial of Service (DoS) via a crafted request.

Metrics

CVSS 3.1

9.8/10

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

EPSS Probability

1.02%

59.0th percentile

Probability of exploitation in the next 30 days. Learn more

Weakness Enumeration

Affected Software

Vendor	Product	Versions
Tenda	W15e Firmware	15.11.0.14

References

https://github.com/didi-zhiyuan/vuln/blob/main/iot/Tenda/W15EV1/formModifyDnsForward.mdExploit, Third Party Advisory
https://github.com/didi-zhiyuan/vuln/blob/main/iot/Tenda/W15EV1/formModifyDnsForward.mdExploit, Third Party Advisory

Timeline

Published: Mar 13, 2023
Last Modified: Jun 17, 2026
Status: Modified

Frequently Asked Questions

What is CVE-2023-27063?

How severe is CVE-2023-27063?

CVE-2023-27063 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 1.02% probability of exploitation in the next 30 days.

How do I fix CVE-2023-27063?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2023-27063?

Run a free Strix scan to check your systems for this vulnerability.

Scan your code now

Source: NVD / NIST