TP-Link WR-886N 2.3.8 register buffer overflow

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

Summaryinfo

A vulnerability was found in TP-Link WR-886N 2.3.8. It has been rated as critical. The impacted element is an unknown function of the file /cloud_config/router_post/register. The manipulation leads to buffer overflow. This vulnerability is listed as CVE-2021-44629. There is no available exploit.

Detailsinfo

A vulnerability, which was classified as critical, has been found in TP-Link WR-886N 2.3.8. This issue affects an unknown function of the file /cloud_config/router_post/register. The manipulation with an unknown input leads to a buffer overflow vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability.

The weakness was presented 03/11/2022. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2021-44629 since 12/06/2021. Technical details of the vulnerability 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.

Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

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

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

NVD Base Score: 9.8
NVD Vector: 🔍

CVSSv2info

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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

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

Physical: No
Local: No
Remote: Yes

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

12/06/2021 🔍
03/11/2022 +95 days 🔍
03/11/2022 +0 days 🔍
03/13/2022 +2 days 🔍

Sourcesinfo

Vendor: tp-link.com

Advisory: github.com
Status: Not defined

CVE: CVE-2021-44629 (🔍)
GCVE (CVE): GCVE-0-2021-44629
GCVE (VulDB): GCVE-100-194663

Entryinfo

Created: 03/11/2022 10:36
Updated: 03/13/2022 16:20
Changes: 03/11/2022 10:36 (37), 03/13/2022 16:13 (1), 03/13/2022 16:20 (18)
Complete: 🔍
Cache ID: 216::103

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