VDB-219173 · CVE-2022-47065 · GCVE-0-2022-47065

TRENDnet TEW-820AP 1.01.B01 /formNewSchedule submit-url stack-based overflow

CVSS Meta Temp Score CVSS is a standardized scoring system to determine possibilities of attacks. The Temp Score considers temporal factors like disclosure, exploit and countermeasures. The unique Meta Score calculates the average score of different sources to provide a normalized scoring system.	Current Exploit Price (≈) Our analysts are monitoring exploit markets and are in contact with vulnerability brokers. The range indicates the observed or calculated exploit price to be seen on exploit markets. A good indicator to understand the monetary effort required for and the popularity of an attack.	CTI Interest Score Our Cyber Threat Intelligence team is monitoring different web sites, mailing lists, exploit markets and social media networks. The CTI Interest Score identifies the interest of attackers and the security community for this specific vulnerability in real-time. A high score indicates an elevated risk to be targeted for this vulnerability.
7.7	$0-$5k	0.00

Summaryinfo

A vulnerability has been found in TRENDnet TEW-820AP 1.01.B01 and classified as critical. This impacts an unknown function of the file /formNewSchedule. The manipulation of the argument submit-url leads to stack-based overflow. This vulnerability only affects products that are no longer supported by the maintainer. This vulnerability is listed as CVE-2022-47065. There is no available exploit.

Detailsinfo

A vulnerability was found in TRENDnet TEW-820AP 1.01.B01 and classified as critical. This issue affects an unknown part of the file /formNewSchedule. The manipulation of the argument submit-url with an unknown input leads to a stack-based overflow vulnerability. Using CWE to declare the problem leads to CWE-121. A stack-based buffer overflow condition is a condition where the buffer being overwritten is allocated on the stack (i.e., is a local variable or, rarely, a parameter to a function). Impacted is confidentiality, integrity, and availability. The summary by CVE is:

TrendNet Wireless AC Easy-Upgrader TEW-820AP v1.0R, firmware version 1.01.B01 was discovered to contain a stack overflow via the submit-url parameter at /formNewSchedule. This vulnerability allows attackers to execute arbitrary code via a crafted payload. NOTE: This vulnerability only affects products that are no longer supported by the maintainer.

The weakness was presented 01/23/2023. The advisory is shared at github.com. The identification of this vulnerability is CVE-2022-47065 since 12/12/2022. Technical details are known, but no exploit is available.

There is no information about possible countermeasures known. It may be suggested to replace the affected object with an alternative product.

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Productinfo

Vendor

TRENDnet

Name

TEW-820AP

Version

1.01.B01

License

commercial

Support

end of life

CPE 2.3info

🔍

CPE 2.2info

🔍

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.7
VulDB Meta Temp Score: 7.7

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

NVD Base Score: 8.8
NVD Vector: 🔍

CNA Base Score: 8.8
CNA Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock
Unlock	Unlock	Unlock	Unlock	Unlock	Unlock

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

Exploitinginfo

Class: Stack-based overflow
CWE: CWE-121 / CWE-119
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
Today	Unlock	Unlock	Unlock	Unlock

Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/12/2022 🔍
01/23/2023 +42 days 🔍
01/23/2023 +0 days 🔍
08/03/2024 +558 days 🔍

Sourcesinfo

Advisory: github.com
Status: Confirmed

CVE: CVE-2022-47065 (🔍)
GCVE (CVE): GCVE-0-2022-47065
GCVE (VulDB): GCVE-100-219173

Entryinfo

Created: 01/23/2023 18:54
Updated: 08/03/2024 17:49
Changes: 01/23/2023 18:54 (40), 02/18/2023 13:46 (11), 06/05/2024 16:04 (16), 08/03/2024 17:49 (11)
Complete: 🔍
Cache ID: 216::103