VDB-236683 · CVE-2023-33469 · EUVD-2023-37632

KramerAV VIA Connect/VIA Go prior 4.0.1.1326 Screen code 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.
8.1	$0-$5k	0.00

Summaryinfo

A vulnerability classified as very critical has been found in KramerAV VIA Connect and VIA Go. The impacted element is an unknown function of the component Screen Handler. This manipulation causes an unknown weakness. This vulnerability appears as CVE-2023-33469. The attack may be initiated remotely. There is no available exploit. It is recommended to upgrade the affected component.

Detailsinfo

A vulnerability classified as very critical was found in KramerAV VIA Connect and VIA Go. Affected by this vulnerability is some unknown processing of the component Screen Handler. The CWE definition for the vulnerability is CWE-94. The product constructs all or part of a code segment using externally-influenced input from an upstream component, but it does not neutralize or incorrectly neutralizes special elements that could modify the syntax or behavior of the intended code segment. As an impact it is known to affect confidentiality, integrity, and availability. The summary by CVE is:

In instances where the screen is visible and remote mouse connection is enabled, KramerAV VIA Connect (2) and VIA Go (2) devices with a version prior to 4.0.1.1326 can be exploited to achieve local code execution at the root level.

The weakness was presented 08/10/2023. This vulnerability is known as CVE-2023-33469 since 05/22/2023. 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 01/04/2026). The attack technique deployed by this issue is T1059 according to MITRE ATT&CK.

Upgrading to version 4.0.1.1326 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-37632). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Vendor

KramerAV

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 8.3
VulDB Meta Temp Score: 8.1

VulDB Base Score: 8.8
VulDB Temp Score: 8.4
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD 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: Code injection
CWE: CWE-94 / CWE-74 / CWE-707
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: VIA Connect/VIA Go 4.0.1.1326

Timelineinfo

05/22/2023 🔍
08/10/2023 +80 days 🔍
08/10/2023 +0 days 🔍
01/04/2026 +878 days 🔍

Sourcesinfo

Status: Confirmed

CVE: CVE-2023-33469 (🔍)
GCVE (CVE): GCVE-0-2023-33469
GCVE (VulDB): GCVE-100-236683
EUVD: 🔍

Entryinfo

Created: 08/10/2023 08:31
Updated: 01/04/2026 12:00
Changes: 08/10/2023 08:31 (36), 09/02/2023 18:21 (12), 01/04/2026 12:00 (16)
Complete: 🔍
Cache ID: 216::103

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