PT-2023-19982 · Tenda · Tenda Ac5

Published 2023-04-07 · Updated 2025-02-13 · CVE-2023-25211

Positive Technologies (AI Summary)

CVSS v3.1

9.8

Critical

Base vector

AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

Name of the Vulnerable Software and Affected Versions Tenda AC5 version US AC5V1.0RTL V15.03.06.28

Description The issue is related to a stack overflow via the R7WebsSecurityHandler function, allowing attackers to cause a Denial of Service (DoS) or execute arbitrary code via a crafted payload.

Recommendations For Tenda AC5 version US AC5V1.0RTL V15.03.06.28, as a temporary workaround, consider disabling the R7WebsSecurityHandler function until a patch is available. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2023-25211

Affected Products

Tenda Ac5

References · 5

• https://nvd.nist.gov/vuln/detail/CVE-2023-25211 · Security Note
• https://osv.dev/vulnerability/CVE-2023-25211 · Vendor Advisory
• https://t.me/cibsecurity/61628 · Telegram Post
• ❌ https://github.com/DrizzlingSun/Tenda/blob/main/AC5/2/2.md · Note, Deleted
• https://t.me/cvenotify/111219 · Telegram Post