PT-2022-25588 · Tenda · Tenda Ac15+1

Published 2022-09-23 · Updated 2022-09-23 · CVE-2022-40862

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 AC15 and AC18 router version V15.03.05.19

Description The issue is related to a stack overflow in the fromNatStaticSetting function when handling requests to the "/goform/NatStaticSetting" API endpoint.

Recommendations For Tenda AC15 and AC18 router version V15.03.05.19, as a temporary workaround, consider disabling the fromNatStaticSetting function until a patch is available. Restrict access to the "/goform/NatStaticSetting" API endpoint to minimize the risk of exploitation. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

CVE-2022-40862

Affected Products

Tenda Ac15

Tenda Ac18

References · 4

• 🔥 https://github.com/CPSeek/Router-vuls/blob/main/Tenda/AC18/fromNatStaticSetting.md · Exploit
• 🔥 https://github.com/CPSeek/Router-vuls/blob/main/Tenda/AC15/fromNatStaticSetting.md · Exploit
• https://osv.dev/vulnerability/CVE-2022-40862 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2022-40862 · Security Note