Description
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.
Published: 2017-06-30
Score: 9.8 Critical
EPSS: < 1% Very Low
KEV: No
Impact: n/a
Action: n/a
AI Analysis

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Remediation

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Tracking

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Advisories
Source ID Title
EUVD EUVD EUVD-2017-16873 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.
History

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Subscriptions

Rockwellautomation 1763-l16awa Series A 1763-l16awa Series B 1763-l16bbb Series A 1763-l16bbb Series B 1763-l16bwa Series A 1763-l16bwa Series B 1763-l16dwd Series A 1763-l16dwd Series B 1766-l32awa Series A 1766-l32awa Series B 1766-l32awaa Series A 1766-l32awaa Series B 1766-l32bwa Series A 1766-l32bwa Series B 1766-l32bwaa Series A 1766-l32bwaa Series B 1766-l32bxb Series A 1766-l32bxb Series B 1766-l32bxba Series A 1766-l32bxba Series B Ab Micrologix Controller
cve-icon MITRE

Status: PUBLISHED

Assigner: icscert

Published:

Updated: 2024-08-05T16:19:28.546Z

Reserved: 2017-04-18T00:00:00.000Z

Link: CVE-2017-7902

cve-icon Vulnrichment

No data.

cve-icon NVD

Status : Deferred

Published: 2017-06-30T03:29:00.827

Modified: 2025-04-20T01:37:25.860

Link: CVE-2017-7902

cve-icon Redhat

No data.

cve-icon OpenCVE Enrichment

No data.

Weaknesses