Tenda W20E 15.11.0.6 formSetSysTime buffer overflow

CVSS Meta Temp Score
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CTI Interest Score
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7.5$0-$5k0.00

A vulnerability was found in Tenda W20E 15.11.0.6 and classified as critical. Affected by this issue is the function formSetSysTime. The manipulation with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to CWE-120. The program 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. Impacted is confidentiality, integrity, and availability. CVE summarizes:

Tenda W20E v15.11.0.6(US_W20EV4.0br_v15.11.0.6(1068_1546_841 is vulnerable to Buffer Overflow via function formSetSysTime,

The weakness was shared 03/19/2023. The advisory is available at github.com. This vulnerability is handled as CVE-2023-26806 since 02/27/2023. 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.

Productinfo

Vendor

Name

License

  • commercial

CPE 2.3info

CPE 2.2info

CVSSv3info

VulDB Meta Base Score: 7.6
VulDB Meta Temp Score: 7.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔒

CVSSv2info

AVACAuCIA
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VectorComplexityAuthenticationConfidentialityIntegrityAvailability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Buffer overflow
CWE: CWE-120 / CWE-119
ATT&CK: Unknown

Local: No
Remote: Partially

Availability: 🔒
Status: Not defined

EPSS Score: 🔒
EPSS Percentile: 🔒

Price Prediction: 🔍
Current Price Estimation: 🔒

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Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

02/27/2023 CVE reserved
03/19/2023 +20 days Advisory disclosed
03/19/2023 +0 days VulDB entry created
04/11/2023 +23 days VulDB last update

Sourcesinfo

Advisory: github.com
Status: Not defined

CVE: CVE-2023-26806 (🔒)

Entryinfo

Created: 03/19/2023 08:08 AM
Updated: 04/11/2023 11:21 PM
Changes: 03/19/2023 08:08 AM (38), 04/11/2023 11:21 PM (11)
Complete: 🔍

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