High severity · published May 5, 2024
CVE-2024-4491
A vulnerability classified as critical was found in Tenda i21 1.0.0.14(4656)
8.8
CVSS
1.5%
EPSS
No
On KEV
Description
A vulnerability classified as critical was found in Tenda i21 1.0.0.14(4656). This vulnerability affects the function formGetDiagnoseInfo. The manipulation of the argument cmdinput leads to stack-based buffer overflow. The attack can be initiated remotely. The exploit has been disclosed to the public and may be used. The identifier of this vulnerability is VDB-263080. NOTE: The vendor was contacted early about this disclosure but did not respond in any way.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Attack vector
Network
Complexity
Low
Privileges
Low
User interaction
None
Confidentiality
High
Integrity
High
Availability
High
Scope
Unchanged
Exploitation
Is it being used?
Exploit prediction (EPSS)1.5% · higher than 73% of CVEs
Exploited in the wildNo evidence yet
CISA KEVNot listed
Ransomware campaign useNot known
Affected products
Which versions
IF
I21 Firmware · Tenda
1.0.0.14(4656) · source: NVD
References
NVD
https://nvd.nist.gov/vuln/detail/CVE-2024-4491
CVE.org
https://www.cve.org/CVERecord?id=CVE-2024-4491
Broken Link
https://github.com/abcdefg-png/IoT-vulnerable/blob/main/Tenda/i/i21/formGetDiagnoseInfo.md
Permissions Required
https://vuldb.com/?ctiid.263080
Third Party Advisory
https://vuldb.com/?id.263080
Third Party Advisory
https://vuldb.com/?submit.323600
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Tenda i21 V1.0.0.14(4656) is vulnerable to Buffer Overflow via /goform/setDiagnoseInfo
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Tenda i21 V1.0.0.14(4656) is vulnerable to Buffer Overflow via /goform/setSnmpInfo
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CVE-2022-44362
Tenda i21 V1.0.0.14(4656) is vulnerable to Buffer Overflow via /goform/AddSysLogRule