CVE-2025-12611 (GCVE-0-2025-12611)

Vulnerability from cvelistv5 – Published: 2025-11-03 02:02 – Updated: 2026-02-24 06:21
VLAI?
Title
Tenda AC21 SetPptpServerCfg formSetPPTPServer buffer overflow
Summary
A vulnerability was identified in Tenda AC21 16.03.08.16. This vulnerability affects the function formSetPPTPServer of the file /goform/SetPptpServerCfg. The manipulation of the argument startIp leads to buffer overflow. Remote exploitation of the attack is possible. The exploit is publicly available and might be used.
Severity ?
8.7 (High)
CVSS:4.0/AV:N/AC:L/AT:N/PR:L/UI:N/VC:H/VI:H/VA:H/SC:N/SI:N/SA:N/E:P
8.8 (High)
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
8.8 (High)
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H/E:P/RL:X/RC:R
CWE
Assigner
References
URL Tags
https://vuldb.com/?id.330906 vdb-entrytechnical-description
https://vuldb.com/?ctiid.330906 signaturepermissions-required
https://vuldb.com/?submit.678491 third-party-advisory
https://github.com/LX-LX88/cve/issues/10 broken-linkexploitissue-tracking
https://www.tenda.com.cn/ product
Impacted products
Vendor Product Version
Tenda AC21 Affected: 16.03.08.16
    cpe:2.3:o:tenda:ac21_firmware:*:*:*:*:*:*:*:*
 Create a notification for this product.
Credits
LX-LX (VulDB User)
Show details on NVD website
To clipboard 

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Tags
Taxonomy of the tags.




Forecast uses a logistic model when the trend is rising, or an exponential decay model when the trend is falling. Fitted via linearized least squares.

Sightings

Author Source Type Date Other

Nomenclature

  • 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.
  • Not exploited: The vulnerability was not observed as exploited by the user who reported the sighting.
  • 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.



Detection rules are retrieved from Rulezet.