VDB-208091 · CVE-2022-38309 · GCVE-0-2022-38309

Tenda AC18 15.03.05.05/15.03.05.19 SetVirtualServerCfg list 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.
5.3	$0-$5k	0.00

Summaryinfo

A vulnerability identified as critical has been detected in Tenda AC18 15.03.05.05/15.03.05.19. This issue affects some unknown processing of the file /goform/SetVirtualServerCfg. The manipulation of the argument list leads to stack-based overflow. This vulnerability is documented as CVE-2022-38309. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Tenda AC18 15.03.05.05/15.03.05.19. This issue affects some unknown functionality of the file /goform/SetVirtualServerCfg. The manipulation of the argument list 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:

Tenda AC18 router v15.03.05.19 and v15.03.05.05 was discovered to contain a stack overflow via the list parameter at /goform/SetVirtualServerCfg.

The weakness was released 09/08/2022. It is possible to read the advisory at github.com. The identification of this vulnerability is CVE-2022-38309 since 08/15/2022. 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.

Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Router Operating System

Vendor

Tenda

Name

AC18

Version

License

commercial

Website

Vendor: https://www.tenda.com.cn/

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.3

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

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: Partially

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

08/15/2022 🔍
09/08/2022 +24 days 🔍
09/08/2022 +0 days 🔍
09/08/2022 +0 days 🔍

Sourcesinfo

Vendor: tenda.com.cn

Advisory: github.com
Status: Not defined

CVE: CVE-2022-38309 (🔍)
GCVE (CVE): GCVE-0-2022-38309
GCVE (VulDB): GCVE-100-208091

Entryinfo

Created: 09/08/2022 10:30
Changes: 09/08/2022 10:30 (39)
Complete: 🔍
Cache ID: 216::103

Submitinfo

Duplicate

Submit #XXXXXX: Xxxxx Xxxx Xxx.xx.xx.xx Xxxxxx Xxxxxxxx (by wxhwxhwxh_miemie)