PT-2023-27673 · Tenda · Tenda Ac6

Published 2023-08-30 · Updated 2023-09-07 · CVE-2023-40847

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 AC6 version US AC6V1.0BR V15.03.05.16 multi TD01.bin

Description The issue is related to a Buffer Overflow that occurs via the function "initIpAddrInfo". This function reads in a user-provided parameter and passes the variable without any length check, leading to the overflow.

Recommendations For Tenda AC6 version US AC6V1.0BR V15.03.05.16 multi TD01.bin, as a temporary workaround, consider disabling the "initIpAddrInfo" 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-2023-40847

Affected Products

Tenda Ac6

References · 4

• https://nvd.nist.gov/vuln/detail/CVE-2023-40847 · Security Note
• https://osv.dev/vulnerability/CVE-2023-40847 · Vendor Advisory
• https://t.me/cibsecurity/69466 · Telegram Post
• ❌ https://github.com/XYIYM/Digging/blob/main/Tenda/AC6/bof/12/12.md · Note, Deleted