VDB-63416 · CVE-2012-6435 · GCVE-0-2012-6435

Rockwell ControlLogix controllers up to 20 resource management

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7.5	$0-$5k	0.00

Summaryinfo

A vulnerability labeled as problematic has been found in Rockwell ControlLogix controllers up to 20. Affected by this issue is some unknown functionality. Such manipulation leads to resource management. This vulnerability is documented as CVE-2012-6435. There is not any exploit available.

Detailsinfo

A vulnerability, which was classified as critical, has been found in Rockwell ControlLogix controllers up to 20. Affected by this issue is an unknown part. The manipulation with an unknown input leads to a resource management vulnerability. Using CWE to declare the problem leads to CWE-399. Impacted is availability. CVE summarizes:

When an affected product receives a valid CIP message from an unauthorized or unintended source to Port 2222/TCP, Port 2222/UDP, Port 44818/TCP, or Port 44818/UDP that instructs the CPU to stop logic execution and enter a fault state, a DoS can occur. This situation could cause loss of availability and a disruption of communication with other connected devices. Rockwell Automation EtherNet/IP products; 1756-ENBT, 1756-EWEB, 1768-ENBT, and 1768-EWEB communication modules; CompactLogix L32E and L35E controllers; 1788-ENBT FLEXLogix adapter; 1794-AENTR FLEX I/O EtherNet/IP adapter; ControlLogix 18 and earlier; CompactLogix 18 and earlier; GuardLogix 18 and earlier; SoftLogix 18 and earlier; CompactLogix controllers 19 and earlier; SoftLogix controllers 19 and earlier; ControlLogix controllers 20 and earlier; GuardLogix controllers 20 and earlier; and MicroLogix 1100 and 1400

The weakness was released 01/24/2013 (Website). The advisory is shared for download at us-cert.gov. This vulnerability is handled as CVE-2012-6435 since 12/26/2012. The exploitation is known to be easy. The attack may be launched remotely. No form of authentication is required for exploitation. There are neither technical details nor an exploit publicly available.

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

Entries connected to this vulnerability are available at VDB-63423, VDB-63422, VDB-63421 and VDB-63420. VulDB is the best source for vulnerability data and more expert information about this specific topic.

Productinfo

Vendor

Rockwell

Name

ControlLogix controllers

Version

License

commercial

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 7.5
VulDB Meta Temp Score: 7.5

VulDB Base Score: 7.5
VulDB Temp Score: 7.5
VulDB Vector: 🔍
VulDB Reliability: 🔍

ADP CISA Base Score: 7.5
ADP CISA Vector: 🔍

CVSSv2info

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Vector	Complexity	Authentication	Confidentiality	Integrity	Availability
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VulDB Base Score: 🔍
VulDB Temp Score: 🔍
VulDB Reliability: 🔍

NVD Base Score: 🔍

Exploitinginfo

Class: Resource management
CWE: CWE-399 / CWE-404
CAPEC: 🔍
ATT&CK: 🔍

Physical: No
Local: No
Remote: Yes

Availability: 🔍
Status: Not defined

EPSS Score: 🔍
EPSS Percentile: 🔍

Price Prediction: 🔍
Current Price Estimation: 🔍

0-Day	Unlock	Unlock	Unlock	Unlock
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Threat Intelligenceinfo

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

Countermeasuresinfo

Recommended: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

12/26/2012 🔍
01/24/2013 +29 days 🔍
01/24/2013 +0 days 🔍
03/24/2015 +789 days 🔍
06/03/2026 +4089 days 🔍

Sourcesinfo

Advisory: us-cert.gov
Status: Not defined

CVE: CVE-2012-6435 (🔍)
GCVE (CVE): GCVE-0-2012-6435
GCVE (VulDB): GCVE-100-63416
See also: 🔍

Entryinfo

Created: 03/24/2015 12:22
Updated: 06/03/2026 18:28
Changes: 03/24/2015 12:22 (45), 02/09/2018 13:56 (1), 07/01/2025 00:41 (24), 06/03/2026 18:28 (10)
Complete: 🔍
Cache ID: 216::103

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