VDB-248036 · CVE-2023-46143 · VDE-2023-057

Phoenix Contact Automation Worx Software Suite all code download

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.
6.3	$0-$5k	0.00

A vulnerability was found in Phoenix Contact Automation Worx Software Suite, AXC 1050, AXC 1050 XC, AXC 3050, Config+, FC 350 PCI ETH, ILC1x0, ILC1x1, ILC 3xx, PC Worx, PC Worx Express, PC WORX RT BASIC, PC WORX SRT, RFC 430 ETH-IB, RFC 450 ETH-IB, RFC 460R PN 3TX, RFC 470S PN 3TX and RFC 480S PN 4TX all (Automation Software) and classified as problematic. Affected by this issue is an unknown code block. The manipulation with an unknown input leads to a code download vulnerability. Using CWE to declare the problem leads to CWE-494. The product downloads source code or an executable from a remote location and executes the code without sufficiently verifying the origin and integrity of the code. Impacted is integrity. CVE summarizes:

Download of Code Without Integrity Check vulnerability in PHOENIX CONTACT classic line PLCs allows an unauthenticated remote attacker to modify some or all applications on a PLC.

The weakness was released 12/14/2023 as VDE-2023-057. The advisory is shared for download at cert.vde.com. This vulnerability is handled as CVE-2023-46143 since 10/17/2023. There are neither technical details nor an exploit publicly available. The current price for an exploit might be approx. USD $0-$5k (estimation calculated on 12/14/2023). The MITRE ATT&CK project declares the attack technique as T1495.

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

Entry connected to this vulnerability is available at VDB-248034.

Productinfo

Type

Automation Software

Vendor

Phoenix Contact

Name

Version

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB CVSS-B Score: 🔒
VulDB CVSS-BT Score: 🔒
VulDB Vector: 🔒
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 6.4
VulDB Meta Temp Score: 6.3

VulDB Base Score: 5.3
VulDB Temp Score: 5.1
VulDB Vector: 🔒
VulDB Reliability: 🔍

CNA Base Score: 7.5
CNA Vector (CERT VDE): 🔒

CVSSv2info

AV	AC	Au	C	I	A
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳
💳	💳	💳	💳	💳	💳

Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock
unlock	unlock	unlock	unlock	unlock	unlock

VulDB Base Score: 🔒
VulDB Temp Score: 🔒
VulDB Reliability: 🔍

Exploitinginfo

Class: Code download
CWE: CWE-494
CAPEC: 🔒
ATT&CK: 🔒

Local: No
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: no mitigation known
Status: 🔍

0-Day Time: 🔒

Timelineinfo

10/17/2023 CVE reserved
12/14/2023 +58 days Advisory disclosed
12/14/2023 +0 days VulDB entry created
12/14/2023 +0 days VulDB entry last update

Sourcesinfo

Advisory: VDE-2023-057
Status: Not defined

CVE: CVE-2023-46143 (🔒)
See also: 🔒

Entryinfo

Created: 12/14/2023 15:29
Changes: 12/14/2023 15:29 (49)
Complete: 🔍
Cache ID: 3:329:103