PT-2023-20925 · Tenda · Tenda V15V1.0

Published 2023-02-19 · Updated 2025-02-27 · CVE-2023-27063

Positive Technologies (AI Summary)

CVSS v2.0

10

Critical

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Tenda V15V1.0 version V15.11.0.14(1521 3190 1058)

Description A buffer overflow issue was discovered via the DNSDomainName parameter in the formModifyDnsForward function, allowing attackers to cause a Denial of Service (DoS) via a crafted request.

Recommendations For Tenda V15V1.0 version V15.11.0.14(1521 3190 1058), consider disabling the formModifyDnsForward function until a patch is available to prevent exploitation of the buffer overflow vulnerability. Restrict access to the DNSDomainName parameter to minimize the risk of a Denial of Service (DoS) attack. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Buffer Overflow

Weakness Enumeration

CWE-120

Related Identifiers

BDU:2025-03502

CVE-2023-27063

Affected Products

Tenda V15V1.0

References · 7

• 🔥 https://github.com/didi-zhiyuan/vuln/blob/main/iot/Tenda/W15EV1/formModifyDnsForward.md · Exploit
• https://osv.dev/vulnerability/CVE-2023-27063 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2023-27063 · Security Note
• https://bdu.fstec.ru/vul/2025-03502 · Security Note
• https://t.me/cibsecurity/59904 · Telegram Post
• https://github.com/Zhi0Yuan/vuln/blob/main/iot/Tenda/W15EV1/formModifyDnsForward.md · Note
• https://t.me/cvenotify/112696 · Telegram Post