OPNsense up to 23.6 /tmp permission

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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6.4$0-$5k0.00

Summaryinfo

A vulnerability identified as critical has been detected in OPNsense up to 23.6. This impacts an unknown function of the file /tmp. This manipulation causes permission. This vulnerability is tracked as CVE-2023-39003. No exploit exists. You should upgrade the affected component.

Detailsinfo

A vulnerability was found in OPNsense up to 23.6. It has been declared as critical. Affected by this vulnerability is some unknown functionality of the file /tmp. The manipulation with an unknown input leads to a permission vulnerability. The CWE definition for the vulnerability is CWE-275. As an impact it is known to affect confidentiality, integrity, and availability.

The weakness was disclosed 08/10/2023. It is possible to read the advisory at logicaltrust.net. This vulnerability is known as CVE-2023-39003 since 07/25/2023. Technical details of the vulnerability are known, but there is no available exploit. The attack technique deployed by this issue is T1222 according to MITRE ATT&CK.

Upgrading to version 23.7 eliminates this vulnerability.

The vulnerability is also documented in the vulnerability database at EUVD (EUVD-2023-42760). Statistical analysis made it clear that VulDB provides the best quality for vulnerability data.

Productinfo

Name

Version

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.5
VulDB Meta Temp Score: 6.4

VulDB Base Score: 5.5
VulDB Temp Score: 5.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 7.5
NVD Vector: 🔍

CVSSv2info

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

Exploitinginfo

Class: Permission
CWE: CWE-275 / CWE-266
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: Upgrade
Status: 🔍

0-Day Time: 🔍

Upgrade: OPNsense 23.7

Timelineinfo

07/25/2023 🔍
08/10/2023 +16 days 🔍
08/10/2023 +0 days 🔍
01/22/2026 +896 days 🔍

Sourcesinfo

Advisory: logicaltrust.net
Status: Confirmed

CVE: CVE-2023-39003 (🔍)
GCVE (CVE): GCVE-0-2023-39003
GCVE (VulDB): GCVE-100-236707
EUVD: 🔍

Entryinfo

Created: 08/10/2023 08:53
Updated: 01/22/2026 06:11
Changes: 08/10/2023 08:53 (38), 09/02/2023 21:12 (11), 01/22/2026 06:11 (16)
Complete: 🔍
Cache ID: 216::103

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

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