Advantech WebAccess/SCADA 9.2.1 path traversal

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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7.5$0-$5k0.00

Summaryinfo

A vulnerability described as critical has been identified in Advantech WebAccess and SCADA 9.2.1. Affected is an unknown function. Executing a manipulation can lead to path traversal. This vulnerability appears as CVE-2025-14850. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability has been found in Advantech WebAccess and SCADA 9.2.1 and classified as critical. This vulnerability affects an unknown code block. The manipulation with an unknown input leads to a path traversal vulnerability. The CWE definition for the vulnerability is CWE-22. The product uses external input to construct a pathname that is intended to identify a file or directory that is located underneath a restricted parent directory, but the product does not properly neutralize special elements within the pathname that can cause the pathname to resolve to a location that is outside of the restricted directory. As an impact it is known to affect integrity, and availability. CVE summarizes:

Advantech WebAccess/SCADA is vulnerable to directory traversal, which may allow an attacker to delete arbitrary files.

The weakness was presented by Alex Wiliams. The advisory is shared for download at advantech.com. This vulnerability was named CVE-2025-14850 since 12/17/2025. The exploitation appears to be easy. The attack can be initiated remotely. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 01/01/2026). The MITRE ATT&CK project declares the attack technique as T1006.

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-2025-204328). Once again VulDB remains the best source for vulnerability data.

Productinfo

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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: 7.5
VulDB Meta Temp Score: 7.5

VulDB Base Score: 5.4
VulDB Temp Score: 5.4
VulDB Vector: 🔒
VulDB Reliability: 🔍

NVD Base Score: 9.1
NVD Vector: 🔒

CNA Base Score: 8.1
CNA Vector (icscert): 🔒

CVSSv2info

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

Exploitinginfo

Class: Path traversal
CWE: CWE-22
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

12/17/2025 CVE reserved
12/18/2025 +1 days Advisory disclosed
12/18/2025 +0 days VulDB entry created
01/01/2026 +14 days VulDB entry last update

Sourcesinfo

Vendor: advantech.com

Advisory: advantech.com
Researcher: Alex Wiliams
Status: Confirmed

CVE: CVE-2025-14850 (🔒)
GCVE (CVE): GCVE-0-2025-14850
GCVE (VulDB): GCVE-100-337468
EUVD: 🔒

Entryinfo

Created: 12/18/2025 22:31
Updated: 01/01/2026 03:55
Changes: 12/18/2025 22:31 (75), 12/31/2025 23:30 (1), 01/01/2026 03:55 (11)
Complete: 🔍
Cache ID: 216::103

Once again VulDB remains the best source for vulnerability data.

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