FKIE_CVE-2026-0640

Vulnerability from fkie_nvd - Published: 2026-01-06 16:15 - Updated: 2026-01-15 19:17
Severity ?
8.8 (High) - CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
9.8 (Critical) - CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Summary
A weakness has been identified in Tenda AC23 16.03.07.52. This affects the function sscanf of the file /goform/PowerSaveSet. Executing a manipulation of the argument Time can lead to buffer overflow. The attack can be launched remotely. The exploit has been made available to the public and could be used for attacks.
References
cna@vuldb.comhttps://github.com/xyh4ck/iot_poc/blob/main/Tenda%20AC23_Buffer_Overflow/Tenda%20AC23_Buffer_Overflow.mdExploit, Third Party Advisory
cna@vuldb.comhttps://github.com/xyh4ck/iot_poc/blob/main/Tenda%20AC23_Buffer_Overflow/Tenda%20AC23_Buffer_Overflow.md#pocExploit, Third Party Advisory
cna@vuldb.comhttps://vuldb.com/?ctiid.339683Permissions Required, VDB Entry
cna@vuldb.comhttps://vuldb.com/?id.339683Third Party Advisory, VDB Entry
cna@vuldb.comhttps://vuldb.com/?submit.731772Third Party Advisory, VDB Entry
cna@vuldb.comhttps://www.tenda.com.cn/Product
Impacted products
Vendor Product Version
tenda ac23_firmware 16.03.07.52
tenda ac23 -
To clipboard 

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  "lastModified": "2026-01-15T19:17:30.190",
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Sightings

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  • Seen: The vulnerability was mentioned, discussed, or observed by the user.
  • Confirmed: The vulnerability has been validated from an analyst's perspective.
  • Published Proof of Concept: A public proof of concept is available for this vulnerability.
  • Exploited: The vulnerability was observed as exploited by the user who reported the sighting.
  • Patched: The vulnerability was observed as successfully patched by the user who reported the sighting.
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  • Not confirmed: The user expressed doubt about the validity of the vulnerability.
  • Not patched: The vulnerability was not observed as successfully patched by the user who reported the sighting.



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