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Vulnerability Details : CVE-2017-7902

A "Reusing a Nonce, Key Pair in Encryption" issue was discovered in Rockwell Automation Allen-Bradley MicroLogix 1100 programmable-logic controllers 1763-L16AWA, Series A and B, Version 16.00 and prior versions; 1763-L16BBB, Series A and B, Version 16.00 and prior versions; 1763-L16BWA, Series A and B, Version 16.00 and prior versions; and 1763-L16DWD, Series A and B, Version 16.00 and prior versions and Allen-Bradley MicroLogix 1400 programmable logic controllers 1766-L32AWA, Series A and B, Version 16.00 and prior versions; 1766-L32BWA, Series A and B, Version 16.00 and prior versions; 1766-L32BWAA, Series A and B, Version 16.00 and prior versions; 1766-L32BXB, Series A and B, Version 16.00 and prior versions; 1766-L32BXBA, Series A and B, Version 16.00 and prior versions; and 1766-L32AWAA, Series A and B, Version 16.00 and prior versions. The affected product reuses nonces, which may allow an attacker to capture and replay a valid request until the nonce is changed.
Publish Date : 2017-06-29 Last Update Date : 2019-04-18
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- CVSS Scores & Vulnerability Types

CVSS Score
5.0
Confidentiality Impact Partial (There is considerable informational disclosure.)
Integrity Impact None (There is no impact to the integrity of the system)
Availability Impact None (There is no impact to the availability of the system.)
Access Complexity Low (Specialized access conditions or extenuating circumstances do not exist. Very little knowledge or skill is required to exploit. )
Authentication Not required (Authentication is not required to exploit the vulnerability.)
Gained Access None
Vulnerability Type(s)
CWE ID 310

- Products Affected By CVE-2017-7902

# Product Type Vendor Product Version Update Edition Language
1 Application Rockwellautomation 1763-l16awa Series A 16.000 Version Details Vulnerabilities
2 Application Rockwellautomation 1763-l16awa Series B 16.000 Version Details Vulnerabilities
3 Application Rockwellautomation 1763-l16bbb Series A 16.000 Version Details Vulnerabilities
4 Application Rockwellautomation 1763-l16bbb Series B 16.000 Version Details Vulnerabilities
5 Application Rockwellautomation 1763-l16bwa Series A 16.000 Version Details Vulnerabilities
6 Application Rockwellautomation 1763-l16bwa Series B 16.000 Version Details Vulnerabilities
7 Application Rockwellautomation 1763-l16dwd Series A 16.000 Version Details Vulnerabilities
8 Application Rockwellautomation 1763-l16dwd Series B 16.000 Version Details Vulnerabilities
9 Application Rockwellautomation 1766-l32awa Series A 16.000 Version Details Vulnerabilities
10 Application Rockwellautomation 1766-l32awa Series B 16.000 Version Details Vulnerabilities
11 Application Rockwellautomation 1766-l32awaa Series A 16.000 Version Details Vulnerabilities
12 Application Rockwellautomation 1766-l32awaa Series B 16.000 Version Details Vulnerabilities
13 Application Rockwellautomation 1766-l32bwa Series A 16.000 Version Details Vulnerabilities
14 Application Rockwellautomation 1766-l32bwa Series B 16.000 Version Details Vulnerabilities
15 Application Rockwellautomation 1766-l32bwaa Series A 16.000 Version Details Vulnerabilities
16 Application Rockwellautomation 1766-l32bwaa Series B 16.000 Version Details Vulnerabilities
17 Application Rockwellautomation 1766-l32bxb Series A 16.000 Version Details Vulnerabilities
18 Application Rockwellautomation 1766-l32bxb Series B 16.000 Version Details Vulnerabilities
19 Application Rockwellautomation 1766-l32bxba Series A 16.000 Version Details Vulnerabilities
20 Application Rockwellautomation 1766-l32bxba Series B 16.000 Version Details Vulnerabilities

- Number Of Affected Versions By Product

Vendor Product Vulnerable Versions
Rockwellautomation 1763-l16awa Series A 1
Rockwellautomation 1763-l16awa Series B 1
Rockwellautomation 1763-l16bbb Series A 1
Rockwellautomation 1763-l16bbb Series B 1
Rockwellautomation 1763-l16bwa Series A 1
Rockwellautomation 1763-l16bwa Series B 1
Rockwellautomation 1763-l16dwd Series A 1
Rockwellautomation 1763-l16dwd Series B 1
Rockwellautomation 1766-l32awa Series A 1
Rockwellautomation 1766-l32awa Series B 1
Rockwellautomation 1766-l32awaa Series A 1
Rockwellautomation 1766-l32awaa Series B 1
Rockwellautomation 1766-l32bwa Series A 1
Rockwellautomation 1766-l32bwa Series B 1
Rockwellautomation 1766-l32bwaa Series A 1
Rockwellautomation 1766-l32bwaa Series B 1
Rockwellautomation 1766-l32bxb Series A 1
Rockwellautomation 1766-l32bxb Series B 1
Rockwellautomation 1766-l32bxba Series A 1
Rockwellautomation 1766-l32bxba Series B 1

- References For CVE-2017-7902

http://www.securitytracker.com/id/1038546
SECTRACK 1038546
https://ics-cert.us-cert.gov/advisories/ICSA-17-115-04

- Vulnerability Conditions

Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)
Vulnerability is valid if product versions listed below are used TOGETHER WITH(AND)

- Metasploit Modules Related To CVE-2017-7902

There are not any metasploit modules related to this CVE entry (Please visit www.metasploit.com for more information)


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