PT-2025-29171 · Tenda · Tenda O3V2

Pjq123 · Published 2025-07-04 · Updated 2025-07-11 · CVE-2025-7416

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 O3V2 version 1.0.0.12(3880)

Description: A critical issue exists in the Tenda O3V2 router. The fromSysToolTime function within the /goform/setSysTimeInfo file of the httpd component is affected by a stack-based buffer overflow. Manipulation of the Time argument can trigger this issue, allowing for remote exploitation. The exploit has been publicly disclosed and may be utilized.

Recommendations: Update Tenda O3V2 to a version prior to 1.0.0.12(3880).

Exploit

Fix

Stack Overflow

Buffer Overflow

Weakness Enumeration

CWE-121

CWE-119

Related Identifiers

BDU:2025-08759

CVE-2025-7416

Affected Products

Tenda O3V2

References · 11

• 🔥 https://github.com/wudipjq/my_vuln/blob/main/Tenda3/vuln_49/49.md · Exploit
• 🔥❌ https://github.com/wudipjq/my_vuln/blob/main/Tenda3/vuln_49/49.md#poc · Exploit, Deleted
• https://bdu.fstec.ru/vul/2025-08759 · Security Note
• https://osv.dev/vulnerability/CVE-2025-7416 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2025-7416 · Security Note
• https://twitter.com/CVEnew/status/1943668177415926232 · Twitter Post
• https://vuldb.com/?ctiid.315876 · Note
• https://vuldb.com/?submit.608857 · Note
• https://vuldb.com/?id.315876 · Note
• https://twitter.com/VulmonFeeds/status/1943579212696227928 · Twitter Post
• https://tenda.com.cn · Note