PT-2025-39080 · Tenda · Tenda Ac20

Juana_2U · Published 2025-09-09 · Updated 2025-09-23 · CVE-2025-10815

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 flaw exists in Tenda AC20 that allows for remote buffer overflow. The issue is related to the strcpy function within the /goform/SetPptpServerCfg file of the HTTP POST Request Handler component. Manipulation of the startIp argument triggers the overflow. The exploit is publicly available.

Recommendations Update Tenda AC20 to a version later than 16.03.08.12.

Exploit

Fix

Buffer Overflow

Weakness Enumeration

CWE-119

CWE-120

Related Identifiers

BDU:2025-12454

CVE-2025-10815

Affected Products

Tenda Ac20

References · 13

• 🔥 https://github.com/Juana-2u/Tenda-AC20 · Exploit
• https://osv.dev/vulnerability/CVE-2025-10815 · Vendor Advisory
• https://bdu.fstec.ru/vul/2025-12454 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2025-10815 · Security Note
• https://twitter.com/CVEnew/status/1970255632931619248 · Twitter Post
• https://t.me/CVEtracker/33093 · Telegram Post
• https://github.com/Juana-2u/Tenda-AC20/blob/master/Tenda%20AC20%20V16.03.08.12.pdf · Note
• https://vuldb.com/?submit.654460 · Note
• https://twitter.com/VulmonFeeds/status/1970278233061949815 · Twitter Post
• https://vuldb.com/?id.325173 · Note
• https://vuldb.com/?ctiid.325173 · Note
• https://tenda.com.cn · Note
• https://twitter.com/CveFindCom/status/1970241474437480852 · Twitter Post