PT-2023-4212 · Tenda · Tenda Ac8

Published 2023-06-02 · Updated 2025-01-08 · CVE-2023-33672

Positive Technologies (AI Summary)

CVSS v2.0

7.8

High

Base vector

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

Name of the Vulnerable Software and Affected Versions Tenda AC8 versions prior to V16.03.34.06

Description The issue is related to a buffer overflow in the fromSetWifiGusetBasic function of the Tenda AC8 router's firmware. This could allow a remote attacker to cause a denial of service. The vulnerability is specifically tied to the shareSpeed parameter.

Recommendations For versions prior to V16.03.34.06, as a temporary workaround, consider disabling the fromSetWifiGusetBasic function until a patch is available. Restrict access to the vulnerable function to minimize the risk of exploitation. Avoid using the shareSpeed 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

Memory Corruption

Weakness Enumeration

CWE-787

Related Identifiers

BDU:2023-04527

CVE-2023-33672

Affected Products

Tenda Ac8

References · 6

• 🔥 https://github.com/DDizzzy79/Tenda-CVE/tree/main/AC8V4.0/N2 · Exploit
• 🔥 https://github.com/DDizzzy79/Tenda-CVE/blob/main/AC8V4.0/N2/README.md · Exploit
• https://safe-surf.ru/specialists/bulletins-nkcki/696042/?sphrase_id=45537 · Security Note
• https://osv.dev/vulnerability/CVE-2023-33672 · Vendor Advisory
• https://bdu.fstec.ru/vul/2023-04527 · Security Note
• https://nvd.nist.gov/vuln/detail/CVE-2023-33672 · Security Note