PT-2024-2391 · Tenda · Tenda Ac18

Wxhwxhwxh_Miemie · Published 2024-03-16 · Updated 2024-05-17 · CVE-2024-2854

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 AC18 version 15.03.05.05

Description The issue is related to the function formSetSambaConf() in the /goform/setsambacfg endpoint, where the usbName parameter is not properly sanitized, leading to OS command injection. This allows a remote attacker to execute arbitrary commands. The exploit has been disclosed to the public.

Recommendations For Tenda AC18 version 15.03.05.05, as a temporary workaround, consider disabling the formSetSambaConf() function until a patch is available. Restrict access to the /goform/setsambacfg endpoint to minimize the risk of exploitation. Avoid using the usbName parameter in the affected 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

OS Command Injection

Weakness Enumeration

CWE-78

Related Identifiers

BDU:2024-02343

CVE-2024-2854

Affected Products

Tenda Ac18

References · 8

• 🔥 https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/AC18/formSetSambaConf.md · Exploit
• https://osv.dev/vulnerability/CVE-2024-2854 · Vendor Advisory
• https://bdu.fstec.ru/vul/2024-02343 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2024-2854 · Security Note
• https://vuldb.com/?id.257778 · Note
• https://twitter.com/CVEnew/status/1771773572840628627 · Twitter Post
• https://vuldb.com/?ctiid.257778 · Note
• https://t.me/cvenotify/74521 · Telegram Post