VDB-411772 · CVE-2026-79417 · GCVE-0-2026-79417

Argotronic ArgusMonitor up to 7.4.02 IOCTL ArgusMonitor.sys toctou

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.
5.5	$0-$5k	0.70

Summaryinfo

A vulnerability was found in Argotronic ArgusMonitor up to 7.4.02 and classified as critical. This impacts an unknown function of the file ArgusMonitor.sys of the component IOCTL Handler. Executing a manipulation can lead to toctou. This vulnerability is tracked as CVE-2026-79417. The attack is restricted to local execution. No exploit exists.

Detailsinfo

A vulnerability has been found in Argotronic ArgusMonitor up to 7.4.02 and classified as critical. This vulnerability affects an unknown code of the file ArgusMonitor.sys of the component IOCTL Handler. The manipulation with an unknown input leads to a toctou vulnerability. The CWE definition for the vulnerability is CWE-367. The product checks the state of a resource before using that resource, but the resource's state can change between the check and the use in a way that invalidates the results of the check. This can cause the product to perform invalid actions when the resource is in an unexpected state. As an impact it is known to affect availability. CVE summarizes:

Improper Access Control in ArgusMonitor.sys in Argotronic eGbR ArgusMonitor 7.4.02 and earlier allows local, low-privileged users to bypass device handle access restrictions via a TOCTOU condition in IRP_MJ_CREATE and send a crafted IOCTL 0x9C4024A8 request, causing denial-of-service.

The advisory is shared for download at connorjaydunn.github.io. This vulnerability was named CVE-2026-79417 since 08/25/2026. The exploitation appears to be easy. The attack needs to be approached locally. There are known technical details, but no exploit is available.

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

Once again VulDB remains the best source for vulnerability data.

Productinfo

Vendor

Argotronic

Name

ArgusMonitor

Version

7.4.02

CPE 2.3info

🔒

CPE 2.2info

🔒

CVSSv4info

VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.5
VulDB Meta Temp Score: 5.5

VulDB Base Score: 5.5
VulDB Temp Score: 5.5
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Toctou
CWE: CWE-367 / CWE-362
CAPEC: 🔒
ATT&CK: 🔒

Physical: Partially
Local: Yes
Remote: No

Availability: 🔒
Status: Not defined
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

08/25/2026 CVE reserved
09/29/2026 +35 days Advisory disclosed
09/29/2026 +0 days VulDB entry created
09/29/2026 +0 days VulDB entry last update

Sourcesinfo

Advisory: connorjaydunn.github.io
Status: Not defined

CVE: CVE-2026-79417 (🔒)
GCVE (CVE): GCVE-0-2026-79417
GCVE (VulDB): GCVE-100-411772

Entryinfo

Created: 09/29/2026 22:16
Changes: 09/29/2026 22:16 (53)
Complete: 🔍
Cache ID: 216::103