PT-2024-30216 · Tenda · Tenda Fh1201

Published 2024-08-15 · Updated 2024-08-19 · CVE-2024-42943

Positive Technologies (AI Summary)

CVSS v3.1

7.5

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Tenda FH1201 version 1.2.0.14 (408)

Description The issue is a stack overflow vulnerability that allows attackers to cause a Denial of Service (DoS) via a crafted POST request. It occurs through the PPPOEPassword parameter in the fromAdvSetWan function.

Recommendations For Tenda FH1201 version 1.2.0.14 (408), as a temporary workaround, consider disabling the fromAdvSetWan function until a patch is available. Restrict access to the PPPOEPassword parameter to minimize the risk of exploitation. Avoid using the PPPOEPassword parameter in the affected API endpoint until the issue is resolved. At the moment, there is no information about a newer version that contains a fix for this vulnerability.

Exploit

Resource Exhaustion

Memory Corruption

Weakness Enumeration

CWE-400

CWE-787

Related Identifiers

CVE-2024-42943

Affected Products

Tenda Fh1201

References · 7

• 🔥 https://github.com/TTTJJJWWW/AHU-IoT-vulnerable/blob/main/Tenda/FH1201/fromAdvSetWan_PPPOEPassword.md · Exploit
• https://osv.dev/vulnerability/CVE-2024-42943 · Vendor Advisory
• https://nvd.nist.gov/vuln/detail/CVE-2024-42943 · Security Note
• https://t.me/cvenotify/90804 · Telegram Post
• https://twitter.com/cracbot/status/1825774867192623288 · Twitter Post
• https://twitter.com/VulmonFeeds/status/1824161404477129162 · Twitter Post
• https://twitter.com/CVEnew/status/1824124306646872316 · Twitter Post