PT-2026-30419 · Tenda · Tenda Ac10

Corenode · Published 2026-04-05 · Updated 2026-04-30 · CVE-2026-5548

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 AC10 version 16.03.10.10 multi TDE01

Description A stack-based buffer overflow can be triggered in the fromSysToolChangePwd function located in the /bin/httpd file. This occurs through manipulation of the sys.userpass argument, allowing for remote attacks.

Recommendations Update to a newer version of Tenda AC10 that addresses this vulnerability. As a temporary workaround, restrict access to the /bin/httpd file or disable the fromSysToolChangePwd function until a patch is available.

Fix

Buffer Overflow

Stack Overflow

Weakness Enumeration

CWE-119

CWE-121

Related Identifiers

CVE-2026-5548

Affected Products

Tenda Ac10

References · 10

• https://nvd.nist.gov/vuln/detail/CVE-2026-5548 · Security Note
• https://vuldb.com/submit/782297 · Note
• https://github.com/somanyerrors/tenda-ac10v4-vulnerabilities/blob/main/findings/CRITICAL-04-stackoverflow-fromsystoolchangepwd.md · Note
• https://twitter.com/CveFindCom/status/2040704106537390295 · Twitter Post
• https://vuldb.com/vuln/355312/cti · Note
• https://twitter.com/CVEnew/status/2040716624475328684 · Twitter Post
• https://tenda.com.cn · Note
• https://twitter.com/infoflowcloud/status/2040718840489808213 · Twitter Post
• https://vuldb.com/vuln/355312 · Note
• https://t.me/cveNotify/161545 · Telegram Post