VDB-96898 · CVE-2016-9338 · BID 95302

Rockwell Automation Allen-Bradley MicroLogix permission assignment

CVSS Meta Temp Score
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Current Exploit Price (≈)
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CTI Interest Score
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4.5$0-$5k0.00

Summaryinfo

A vulnerability was found in Rockwell Automation Allen-Bradley MicroLogix and classified as critical. Affected is an unknown function. Executing a manipulation can lead to permission assignment. This vulnerability appears as CVE-2016-9338. The attack may be performed from remote. There is no available exploit.

Detailsinfo

A vulnerability has been found in Rockwell Automation Allen-Bradley MicroLogix (Automation Software) (the affected version is unknown) and classified as critical. This vulnerability affects an unknown code. The manipulation with an unknown input leads to a permission assignment vulnerability. The CWE definition for the vulnerability is CWE-732. The product specifies permissions for a security-critical resource in a way that allows that resource to be read or modified by unintended actors. As an impact it is known to affect confidentiality, integrity, and availability. CVE summarizes:

An issue was discovered in Rockwell Automation Allen-Bradley MicroLogix 1100 controller 1763-L16AWA, Series A and B, Version 14.000 and prior versions; 1763-L16BBB, Series A and B, Version 14.000 and prior versions; 1763-L16BWA, Series A and B, Version 14.000 and prior versions; and 1763-L16DWD, Series A and B, Version 14.000 and prior versions. Because of an Incorrect Permission Assignment for Critical Resource, users with administrator privileges may be able to remove all administrative users requiring a factory reset to restore ancillary web server function. Exploitation of this vulnerability will still allow the affected device to function in its capacity as a controller.

The bug was discovered 01/05/2017. The weakness was presented 02/13/2017 by Alex with Positive Technologies (Website). The advisory is available at securityfocus.com. This vulnerability was named CVE-2016-9338 since 11/16/2016. The attack can be initiated remotely. A single authentication is needed for exploitation. The technical details are unknown and an exploit is not available.

The vulnerability was handled as a non-public zero-day exploit for at least 39 days. During that time the estimated underground price was around $0-$5k.

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

The vulnerability is also documented in the vulnerability database at SecurityFocus (BID 95302†). See VDB-96896 for similar entry. If you want to get best quality of vulnerability data, you may have to visit VulDB.

Productinfo

Type

Vendor

Name

License

CPE 2.3info

CPE 2.2info

CVSSv4info

VulDB Vector: 🔍
VulDB Reliability: 🔍

CVSSv3info

VulDB Meta Base Score: 4.5
VulDB Meta Temp Score: 4.5

VulDB Base Score: 6.3
VulDB Temp Score: 6.3
VulDB Vector: 🔍
VulDB Reliability: 🔍

NVD Base Score: 2.7
NVD Vector: 🔍

CVSSv2info

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

NVD Base Score: 🔍

Exploitinginfo

Class: Permission assignment
CWE: CWE-732 / 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: no mitigation known
Status: 🔍

0-Day Time: 🔍

Timelineinfo

11/16/2016 🔍
01/05/2017 +50 days 🔍
01/05/2017 +0 days 🔍
02/13/2017 +39 days 🔍
02/13/2017 +0 days 🔍
02/14/2017 +1 days 🔍
08/14/2020 +1277 days 🔍

Sourcesinfo

Advisory: securityfocus.com⛔
Researcher: Alex
Organization: Positive Technologies
Status: Not defined

CVE: CVE-2016-9338 (🔍)
GCVE (CVE): GCVE-0-2016-9338
GCVE (VulDB): GCVE-100-96898
SecurityFocus: 95302 - Rockwell Automation MicroLogix 1100 and 1400 Multiple Security Vulnerabilities
OSVDB: - CVE-2016-9338 - Rockwell Automation - Multiple Products - Incorrect Permissions Issue

See also: 🔍

Entryinfo

Created: 02/14/2017 09:13
Updated: 08/14/2020 12:47
Changes: 02/14/2017 09:13 (57), 08/14/2020 12:47 (7)
Complete: 🔍
Cache ID: 216::103

If you want to get best quality of vulnerability data, you may have to visit VulDB.

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