TOTOLINK N600R/X2000R 1.0.0.1 FTP Service vsftpd.conf least privilege violation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.1$0-$5k0.00

Summaryinfo

A vulnerability was found in TOTOLINK N600R and X2000R 1.0.0.1. It has been classified as critical. This vulnerability affects unknown code of the file vsftpd.conf of the component FTP Service. Performing a manipulation results in least privilege violation. This vulnerability is known as CVE-2025-8181. Remote exploitation of the attack is possible. No exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, was found in TOTOLINK N600R and X2000R 1.0.0.1. This affects an unknown code block of the file vsftpd.conf of the component FTP Service. The manipulation with an unknown input leads to a least privilege violation vulnerability. CWE is classifying the issue as CWE-272. The elevated privilege level required to perform operations such as chroot() should be dropped immediately after the operation is performed. This is going to have an impact on confidentiality, integrity, and availability.

It is possible to read the advisory at notion.so. This vulnerability is uniquely identified as CVE-2025-8181. The exploitability is told to be easy. It is possible to initiate the attack remotely. The exploitation requires an enhanced level of successful authentication. Technical details of the vulnerability are known, but there is no available exploit. The pricing for an exploit might be around USD $0-$5k at the moment (estimation calculated on 10/10/2025). The attack technique deployed by this issue is T1068 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-2025-22784). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

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Version

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Website

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA CVSS-B Score: 🔒
CNA CVSS-BT Score: 🔒
CNA Vector: 🔒

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 7.1

VulDB Base Score: 7.2
VulDB Temp Score: 7.0
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.2
CNA Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Least privilege violation
CWE: CWE-272 / CWE-266
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

07/25/2025 Advisory disclosed
07/25/2025 +0 days VulDB entry created
10/10/2025 +76 days VulDB entry last update

Sourcesinfo

Vendor: totolink.net

Advisory: notion.so
Status: Not defined

CVE: CVE-2025-8181 (🔒)
GCVE (CVE): GCVE-0-2025-8181
GCVE (VulDB): GCVE-100-317595
EUVD: 🔒

Entryinfo

Created: 07/25/2025 10:27
Updated: 10/10/2025 01:27
Changes: 07/25/2025 10:27 (49), 07/25/2025 10:29 (3), 07/26/2025 16:10 (30), 07/26/2025 17:40 (1), 10/10/2025 01:27 (1)
Complete: 🔍
Submitter: TPCchecker
Cache ID: 216:D80:103

Submitinfo

Accepted

  • Submit #621966: TOTOLINK N600R V4.3.0 Misconfiguration (by TPCchecker)

Duplicate

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

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