PTC KEPServerEX/ThingWorx/OPC-Aggregator certificate host validation

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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5.5$0-$5k0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in PTC KEPServerEX, ThingWorx and OPC-Aggregator. This vulnerability affects unknown code. Performing a manipulation results in certificate host validation. This vulnerability was named CVE-2023-5909. The attack may be initiated remotely. There is no available exploit. It is advisable to upgrade the affected component.

Detailsinfo

A vulnerability, which was classified as problematic, was found in PTC KEPServerEX, ThingWorx and OPC-Aggregator (affected version unknown). This affects an unknown functionality. The manipulation with an unknown input leads to a certificate host validation vulnerability. CWE is classifying the issue as CWE-297. The product communicates with a host that provides a certificate, but the product does not properly ensure that the certificate is actually associated with that host. This is going to have an impact on confidentiality.

The weakness was presented 11/30/2023 as icsa-23-334-03. The advisory is shared at cisa.gov. This vulnerability is uniquely identified as CVE-2023-5909. Neither technical details nor an exploit are publicly available. MITRE ATT&CK project uses the attack technique T1587.003 for this issue.

Upgrading eliminates this vulnerability.

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

Productinfo

Vendor

Name

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 5.6
VulDB Meta Temp Score: 5.5

VulDB Base Score: 3.7
VulDB Temp Score: 3.6
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (ICS-CERT): 🔍

CVSSv2info

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

Exploitinginfo

Class: Certificate host validation
CWE: CWE-297 / CWE-295 / CWE-287
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: 🔍

Timelineinfo

11/01/2023 🔍
11/30/2023 +29 days 🔍
11/30/2023 +0 days 🔍
12/21/2023 +21 days 🔍

Sourcesinfo

Advisory: icsa-23-334-03
Status: Confirmed

CVE: CVE-2023-5909 (🔍)
GCVE (CVE): GCVE-0-2023-5909
GCVE (VulDB): GCVE-100-246513

Entryinfo

Created: 11/30/2023 17:44
Updated: 12/21/2023 09:47
Changes: 11/30/2023 17:44 (36), 12/21/2023 09:43 (2), 12/21/2023 09:47 (12)
Complete: 🔍
Cache ID: 216::103

Several companies clearly confirm that VulDB is the primary source for best vulnerability data.

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