ASUSTOR ADM up to 4.3.3.ROF1/5.1.1.RCI1 TLS/SSL certificate validation

CVSS Meta Temp Score
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CTI Interest Score
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4.8$0-$5k0.00

Summaryinfo

A vulnerability has been found in ASUSTOR ADM up to 4.3.3.ROF1/5.1.1.RCI1 and classified as critical. This affects an unknown part of the component TLS/SSL. The manipulation leads to certificate validation. This vulnerability is traded as CVE-2026-24932. It is possible to initiate the attack remotely. There is no exploit available.

Detailsinfo

A vulnerability, which was classified as problematic, has been found in ASUSTOR ADM up to 4.3.3.ROF1/5.1.1.RCI1. This issue affects an unknown part of the component TLS/SSL. The manipulation with an unknown input leads to a certificate validation vulnerability. Using CWE to declare the problem leads to CWE-295. The product does not validate, or incorrectly validates, a certificate. Impacted is integrity. The summary by CVE is:

The DDNS update function in ADM fails to properly validate the hostname of the DDNS server's TLS/SSL certificate. Although the connection uses HTTPS, an improper validated TLS/SSL certificates allows a remote attacker can intercept the communication to perform a Man-in-the-Middle (MitM) attack, which may obtain the sensitive information of DDNS updating process, including the user's account email, MD5 hashed password, and device serial number.This issue affects ADM: from 4.1.0 through 4.3.3.ROF1, from 5.0.0 through 5.1.1.RCI1.

The advisory is shared at asustor.com. The identification of this vulnerability is CVE-2026-24932 since 01/28/2026. The exploitation is known to be difficult. The attack may be initiated remotely. No form of authentication is needed for a successful exploitation. Neither technical details nor an exploit are publicly available. The price for an exploit might be around USD $0-$5k at the moment (estimation calculated on 02/19/2026). MITRE ATT&CK project uses the attack technique T1587.003 for this issue.

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

Name

Version

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: 4.8
VulDB Meta Temp Score: 4.8

VulDB Base Score: 3.7
VulDB Temp Score: 3.7
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 5.9
NVD Vector: 🔒

CVSSv2info

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

Exploitinginfo

Class: Certificate validation
CWE: CWE-295 / CWE-287
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

01/28/2026 CVE reserved
02/03/2026 +6 days Advisory disclosed
02/03/2026 +0 days VulDB entry created
02/19/2026 +16 days VulDB entry last update

Sourcesinfo

Advisory: asustor.com
Status: Confirmed

CVE: CVE-2026-24932 (🔒)
GCVE (CVE): GCVE-0-2026-24932
GCVE (VulDB): GCVE-100-343829

Entryinfo

Created: 02/03/2026 07:46
Updated: 02/19/2026 19:52
Changes: 02/03/2026 07:46 (65), 02/19/2026 19:52 (12)
Complete: 🔍
Cache ID: 216::103

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