PT-2025-36541 · Tenda · Tenda Ac20

Cymiao · Published 2025-09-08 · Updated 2025-09-14 · CVE-2025-10120

Positive Technologies (AI Summary)

CVSS v2.0

9.0

High

Base vector

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

Name of the Vulnerable Software and Affected Versions: Tenda AC20 versions up to 16.03.08.12

Description: A buffer overflow exists in the web UI of Tenda AC20. The issue is located in the strcpy function within the /goform/GetParentControlInfo file. Manipulation of the mac argument can trigger the overflow, potentially allowing for remote code execution. The exploit is publicly available.

Recommendations: Tenda AC20 versions prior to 16.03.08.12: Update to a newer version. As a temporary workaround, consider restricting access to the /goform/GetParentControlInfo file.

Exploit

Fix

Buffer Overflow

Weakness Enumeration

CWE-119

CWE-120

Related Identifiers

BDU:2025-12677

CVE-2025-10120

Affected Products

Tenda Ac20

References · 14

• 🔥 https://github.com/cymiao1978/cve/blob/main/4.md#poc · Exploit
• 🔥 https://github.com/cymiao1978/cve/blob/main/4.md · Exploit
• https://osv.dev/vulnerability/CVE-2025-10120 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-10120 · Security Note
• https://bdu.fstec.ru/vul/2025-12677 · Security Note
• https://twitter.com/ZeroPathLabs/status/1965243847836880921 · Twitter Post
• https://vuldb.com/?ctiid.323089 · Note
• https://tenda.com.cn · Note
• https://vuldb.com/?submit.645680 · Note
• https://twitter.com/VulmonFeeds/status/1965325814246863145 · Twitter Post
• https://t.me/cveNotify/134780 · Telegram Post
• https://twitter.com/CVEnew/status/1965244307780104607 · Twitter Post
• https://vuldb.com/?id.323089 · Note
• https://twitter.com/cracbot/status/1967181588451794954 · Twitter Post