VDB-264125 · CVE-2024-28137 · VDE-2024-019

Phoenix Contact CHARX SEC-3150 up to 1.5.1 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.
7.3	$0-$5k	0.00

Summaryinfo

A vulnerability, which was classified as critical, has been found in Phoenix Contact CHARX SEC-3000, CHARX SEC-3050, CHARX SEC-3100 and CHARX SEC-3150 up to 1.5.1. This issue affects some unknown processing. The manipulation leads to toctou. This vulnerability is referenced as CVE-2024-28137. The attack can only be performed from a local environment. No exploit is available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Phoenix Contact CHARX SEC-3000, CHARX SEC-3050, CHARX SEC-3100 and CHARX SEC-3150 up to 1.5.1. This issue affects an unknown functionality. The manipulation with an unknown input leads to a toctou vulnerability. Using CWE to declare the problem leads to 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. Impacted is confidentiality, integrity, and availability. The summary by CVE is:

A local attacker with low privileges can perform a privilege escalation with an init script due to a TOCTOU vulnerability.

The weakness was published by Todd Manning as VDE-2024-019. The advisory is shared at cert.vde.com. The identification of this vulnerability is CVE-2024-28137 since 03/05/2024. The exploitation is known to be difficult. An attack has to be approached locally. Neither technical details nor an exploit are publicly available.

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

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Productinfo

Vendor

Phoenix Contact

Name

Version

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.4
VulDB Meta Temp Score: 7.3

VulDB Base Score: 7.0
VulDB Temp Score: 6.8
VulDB Vector: 🔍
VulDB Reliability: 🔍

CNA Base Score: 7.8
CNA 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: Toctou
CWE: CWE-367 / CWE-362
CAPEC: 🔍
ATT&CK: 🔍

Physical: Partially
Local: Yes
Remote: No

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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

03/05/2024 🔍
05/14/2024 +69 days 🔍
05/14/2024 +0 days 🔍
05/14/2024 +0 days 🔍

Sourcesinfo

Advisory: VDE-2024-019
Researcher: Todd Manning
Status: Not defined

CVE: CVE-2024-28137 (🔍)
GCVE (CVE): GCVE-0-2024-28137
GCVE (VulDB): GCVE-100-264125

Entryinfo

Created: 05/14/2024 10:46
Changes: 05/14/2024 10:46 (61)
Complete: 🔍
Cache ID: 216::103