PT-2023-7623 · Tenda · Tenda Ac500

Funcy_Kilar · Published 2023-02-27 · Updated 2023-03-04 · CVE-2023-25234

Positive Technologies (AI Summary)

CVSS v2.0

10

Critical

Base vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Name of the Vulnerable Software and Affected Versions Tenda AC500 version 2.0.1.9(1307)

Description The issue is related to a buffer overflow in the fromAddressNat function of the Tenda AC500 router's firmware, which can be exploited by a remote attacker to cause a denial of service or execute arbitrary code. The vulnerability is triggered via the entrys and mitInterface parameters.

Recommendations For Tenda AC500 version 2.0.1.9(1307), consider disabling the fromAddressNat function as a temporary workaround until a patch is available. Restrict access to the parameters entrys and mitInterface 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

BDU:2023-08683

CVE-2023-25234

Affected Products

Tenda Ac500

References · 7

• 🔥 https://github.com/Funcy33/Vluninfo_Repo/tree/main/CNVDs/113_1 · Exploit
• https://nvd.nist.gov/vuln/detail/CVE-2023-25234 · Security Note
• https://bdu.fstec.ru/vul/2023-08683 · Security Note
• https://osv.dev/vulnerability/CVE-2023-25234 · Vendor Advisory
• https://t.me/cibsecurity/58961 · Telegram Post
• https://vuldb.com/ru/?id.221877 · Note
• https://t.me/cvenotify/45511 · Telegram Post