VDB-235927 · CVE-2023-26317 · EUVD-2023-30138

Xiaomi Router External Interface command injection

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.
8.5	$0-$5k	0.00

Summaryinfo

A vulnerability classified as critical has been found in Xiaomi Router. Affected is an unknown function of the component External Interface. This manipulation causes command injection. This vulnerability is tracked as CVE-2023-26317. The attack is possible to be carried out remotely. No exploit exists.

Detailsinfo

A vulnerability classified as critical was found in Xiaomi Router (Router Operating System) (version now known). Affected by this vulnerability is some unknown processing of the component External Interface. The manipulation with an unknown input leads to a command injection vulnerability. The CWE definition for the vulnerability is CWE-77. The product constructs all or part of a command using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the intended 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:

A vulnerability has been discovered in Xiaomi routers that could allow command injection through an external interface. This vulnerability arises from inadequate filtering of responses returned from the external interface. Attackers could exploit this vulnerability by hijacking the ISP or an upper-layer router to gain privileges on the Xiaomi router. Successful exploitation of this flaw could permit remote code execution and complete compromise of the device.

The weakness was disclosed 08/02/2023. It is possible to read the advisory at trust.mi.com. This vulnerability is known as CVE-2023-26317 since 02/22/2023. The technical details are unknown and an exploit is not publicly available. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 11/09/2025). 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 vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-30138). Be aware that VulDB is the high quality source for vulnerability data.

Productinfo

Type

Router Operating System

Vendor

Xiaomi

Name

Router

License

open-source

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.5
VulDB Meta Temp Score: 8.5

VulDB Base Score: 8.8
VulDB Temp Score: 8.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 9.8
NVD Vector: 🔍

CNA Base Score: 7.0
CNA Vector: 🔍

CVSSv2info

AV	AC	Au	C	I	A
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💳	💳	💳	💳	💳	💳
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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

Exploitinginfo

Class: Command injection
CWE: CWE-77 / CWE-74 / CWE-707
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

02/22/2023 🔍
08/02/2023 +160 days 🔍
08/02/2023 +0 days 🔍
11/09/2025 +830 days 🔍

Sourcesinfo

Advisory: trust.mi.com
Status: Confirmed

CVE: CVE-2023-26317 (🔍)
GCVE (CVE): GCVE-0-2023-26317
GCVE (VulDB): GCVE-100-235927
EUVD: 🔍

Entryinfo

Created: 08/02/2023 19:01
Updated: 11/09/2025 03:24
Changes: 08/02/2023 19:01 (38), 10/08/2024 12:40 (35), 11/09/2025 03:24 (1)
Complete: 🔍
Cache ID: 216::103