Tenda AC9 Router AC1200 AC9V1.0 WanParameterSetting DNS2 os command injection

CVSS Meta Temp Score
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CTI Interest Score
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7.0$0-$5k0.00

Summaryinfo

A vulnerability has been found in Tenda AC9 Router AC1200 AC9V1.0 and classified as critical. Impacted is an unknown function of the file /goform/WanParameterSetting. This manipulation of the argument DNS2 as part of HTTP POST Request causes os command injection. This vulnerability is tracked as CVE-2019-5072. The attack is restricted to local execution. No exploit exists.

Detailsinfo

A vulnerability classified as critical was found in Tenda AC9 Router AC1200 AC9V1.0 (Router Operating System). Affected by this vulnerability is an unknown part of the file /goform/WanParameterSetting. The manipulation of the argument DNS2 as part of a HTTP POST Request leads to a os command injection vulnerability. The CWE definition for the vulnerability is CWE-78. The product constructs all or part of an OS command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended OS command when it is sent to a downstream component. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

An exploitable command injection vulnerability exists in the /goform/WanParameterSetting functionality of Tenda AC9 Router AC1200 Smart Dual-Band Gigabit WiFi Route (AC9V1.0 Firmware V15.03.05.16multiTRU). A specially crafted HTTP POST request can cause a command injection in the DNS2 post parameters, resulting in code execution. An attacker can send HTTP POST request with command to trigger this vulnerability.

The weakness was disclosed 11/21/2019. This vulnerability is known as CVE-2019-5072. The exploitation appears to be easy. Attacking locally is a requirement. The exploitation doesn't need any form of authentication. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1202 according to MITRE ATT&CK.

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

The entry VDB-146106 is pretty similar. Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Type

Vendor

Name

Version

License

Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.0
VulDB Meta Temp Score: 7.0

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

NVD Base Score: 7.8
NVD Vector: 🔍

CNA Base Score: 7.8
CNA Vector (Talos): 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Os command injection
CWE: CWE-78 / CWE-77 / CWE-74
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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

01/04/2019 🔍
11/21/2019 +321 days 🔍
11/22/2019 +1 days 🔍
02/26/2024 +1557 days 🔍

Sourcesinfo

Vendor: tenda.com.cn

Advisory: talosintelligence.com
Status: Not defined

CVE: CVE-2019-5072 (🔍)
GCVE (CVE): GCVE-0-2019-5072
GCVE (VulDB): GCVE-100-146107
See also: 🔍

Entryinfo

Created: 11/22/2019 08:35
Updated: 02/26/2024 11:31
Changes: 11/22/2019 08:35 (38), 11/22/2019 08:40 (17), 02/26/2024 11:23 (4), 02/26/2024 11:31 (12)
Complete: 🔍
Cache ID: 216::103

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