What is CVE-2023-27063?

CVE-2023-27063 is a critical-severity vulnerability in Tenda W15e, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2023-03-13.

How severe is CVE-2023-27063?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Is CVE-2023-27063 known to be exploited?

2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.

Buffer overflow in Tenda W15e

CVE-2023-27063

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…

Vulnerability class: Buffer Overflow

EPSS: 0.010 (59.8th percentile) — read the EPSS interpretation.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

Affected products

Tenda W15e
Tenda W15e_firmware — versions 15.11.0.14
N/a — versions n/a

Weakness classification (CWE)

CWE-120 — Buffer Copy without Checking Size of Input (Classic Buffer Overflow)

Public proof-of-concept exploits

References

cve@mitre.org (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2023-27063?: CVE-2023-27063 is a critical-severity vulnerability in Tenda W15e, classified under Buffer Copy without Checking Size of Input (Classic Buffer Overflow). CVSS score: 9.8/10. Published 2023-03-13.
How severe is CVE-2023-27063?: Critical severity. CVSS v3 base score is 9.8 out of 10.
Is CVE-2023-27063 known to be exploited?: 2 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.