Tenda AC21 16.03.08.15 /bin/httpd form_fast_setting_wifi_set buffer overflow
CVSS Meta Temp Score | Current Exploit Price (≈) | CTI Interest Score |
---|---|---|
6.4 | $0-$5k | 0.00 |
A vulnerability, which was classified as critical, was found in Tenda AC21 16.03.08.15. Affected is the function form_fast_setting_wifi_set
of the file /bin/httpd. The manipulation with an unknown input leads to a buffer overflow vulnerability. CWE is classifying the issue as CWE-120. The product copies an input buffer to an output buffer without verifying that the size of the input buffer is less than the size of the output buffer, leading to a buffer overflow. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:
Tenda AC21 V 16.03.08.15 is vulnerable to Buffer Overflow via /bin/httpd, form_fast_setting_wifi_set.
The weakness was released 09/19/2022. The advisory is available at github.com. This vulnerability is traded as CVE-2022-40075 since 09/06/2022. Technical details are known, but there is no available exploit.
There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.
Entries connected to this vulnerability are available at VDB-220640, VDB-224831, VDB-225182 and VDB-233453.
Product
Vendor
Name
Version
License
CPE 2.3
CPE 2.2
CVSSv4
VulDB CVSS-B Score: 🔍VulDB CVSS-BT Score: 🔍
VulDB Vector: 🔍
VulDB Reliability: 🔍
CVSSv3
VulDB Meta Base Score: 6.5VulDB Meta Temp Score: 6.4
VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍
NVD Base Score: 7.5
NVD Vector: 🔍
CVSSv2
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💳 | 💳 | 💳 | 💳 | 💳 | 💳 |
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Vector | Complexity | Authentication | Confidentiality | Integrity | Availability |
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unlock | unlock | unlock | unlock | unlock | unlock |
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unlock | unlock | unlock | unlock | unlock | unlock |
VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍
Exploiting
Class: Buffer overflowCWE: CWE-120 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍
Local: No
Remote: Partially
Availability: 🔍
Status: Not defined
EPSS Score: 🔍
EPSS Percentile: 🔍
Price Prediction: 🔍
Current Price Estimation: 🔍
0-Day | unlock | unlock | unlock | unlock |
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Today | unlock | unlock | unlock | unlock |
Threat Intelligence
Interest: 🔍Active Actors: 🔍
Active APT Groups: 🔍
Countermeasures
Recommended: no mitigation knownStatus: 🔍
0-Day Time: 🔍
Timeline
09/06/2022 🔍09/19/2022 🔍
09/19/2022 🔍
10/20/2022 🔍
Sources
Advisory: github.comStatus: Not defined
CVE: CVE-2022-40075 (🔍)
See also: 🔍
Entry
Created: 09/19/2022 20:40Updated: 10/20/2022 14:58
Changes: 09/19/2022 20:40 (39), 10/20/2022 14:58 (11)
Complete: 🔍
Cache ID: 3:3A7:103
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