2345 Security Guard 3.7 Incomplete Fix CVE-2018-8873 2345NetFirewall.sys) input validation

CVSS Meta Temp Score
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CTI Interest Score
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6.9$0-$5k0.00

Summaryinfo

A vulnerability classified as critical was found in 2345 Security Guard 3.7. The impacted element is an unknown function in the library 2345NetFirewall.sys) of the component Incomplete Fix CVE-2018-8873. The manipulation results in input validation. This vulnerability is reported as CVE-2018-10809. The attack requires a local approach. Moreover, an exploit is present.

Detailsinfo

A vulnerability classified as critical has been found in 2345 Security Guard 3.7 (Firewall Software). Affected is an unknown function in the library 2345NetFirewall.sys) of the component Incomplete Fix CVE-2018-8873. The manipulation with an unknown input leads to a input validation vulnerability. CWE is classifying the issue as CWE-20. The product receives input or data, but it does not validate or incorrectly validates that the input has the properties that are required to process the data safely and correctly. This is going to have an impact on confidentiality, integrity, and availability. CVE summarizes:

In 2345 Security Guard 3.7, the driver file (2345NetFirewall.sys) allows local users to cause a denial of service (BSOD) or possibly have unspecified other impact because of not validating input values from IOCtl 0x00222040. NOTE: this vulnerability exists because of an incomplete fix for CVE-2018-8873.

The bug was discovered 05/08/2018. The weakness was disclosed 05/08/2018 (Website). The advisory is shared for download at packetstormsecurity.com. This vulnerability is traded as CVE-2018-10809 since 05/08/2018. The attack needs to be approached locally. The successful exploitation requires a authentication. Technical details and a public exploit are known.

The exploit is shared for download at exploit-db.com. It is declared as proof-of-concept.

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 Exploit-DB (44600). VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Type

Vendor

Name

Version

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.2
VulDB Meta Temp Score: 6.9

VulDB Base Score: 6.6
VulDB Temp Score: 6.0
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.8
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Input validation
CWE: CWE-20
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

Availability: 🔍
Access: Public
Status: Proof-of-Concept
Download: 🔍

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

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Exploit-DB: 🔍

Threat Intelligenceinfo

Interest: 🔍
Active Actors: 🔍
Active APT Groups: 🔍

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

Timelineinfo

05/08/2018 🔍
05/08/2018 +0 days 🔍
05/08/2018 +0 days 🔍
05/08/2018 +0 days 🔍
05/09/2018 +1 days 🔍
11/16/2025 +2748 days 🔍

Sourcesinfo

Advisory: 147538
Status: Not defined

CVE: CVE-2018-10809 (🔍)
GCVE (CVE): GCVE-0-2018-10809
GCVE (VulDB): GCVE-100-117432
scip Labs: https://www.scip.ch/en/?labs.20161013

Entryinfo

Created: 05/09/2018 08:59
Updated: 11/16/2025 17:54
Changes: 05/09/2018 08:59 (59), 02/03/2020 08:27 (4), 03/08/2023 20:46 (4), 11/16/2025 17:54 (19)
Complete: 🔍
Cache ID: 216::103

VulDB is the best source for vulnerability data and more expert information about this specific topic.

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