CVE-2017-7902

N/A
Published: June 30, 2017 at 02:35 AM UTC
Updated: June 17, 2026 at 01:25 AM UTC
24 products affected across 1 vendor1763-l16bwa Series B1763-l16bwa Series a1763-l16bbb Series a

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Severity
N/A
Exploit prediction
EPSS 3%

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.

Affected

Our own answer: ranges merged, affected separated from platform-only, with confidence and review flags.

v ≤ 16.000
rockwellautomation-ab-micrologix-controller (environment)
v ≤ 16.000
rockwellautomation-ab-micrologix-controller (environment)
v ≤ 16.000
rockwellautomation-ab-micrologix-controller (environment)
v ≤ 16.000
rockwellautomation-ab-micrologix-controller (environment)
v ≤ 16.000
rockwellautomation-ab-micrologix-controller (environment)
v ≤ 16.000
rockwellautomation-ab-micrologix-controller (environment)
v ≤ 16.000
rockwellautomation-ab-micrologix-controller (environment)
v ≤ 16.000
rockwellautomation-ab-micrologix-controller (environment)
v ≤ 16.000
rockwellautomation-ab-micrologix-controller (environment)
v ≤ 16.000
rockwellautomation-ab-micrologix-controller (environment)

Remediation

No guide yet

No remediation guidance has been written for this CVE yet. What the record does show:

References (2)

VDB Entryx_refsource_SECTRACKThird Party Advisory
http://www.securitytracker.com/id/1038546
x_refsource_MISCPatchThird Party AdvisoryUS Government Resource
https://ics-cert.us-cert.gov/advisories/ICSA-17-115-04

CVSS

Confidentiality
PARTIAL
Integrity
NONE
Availability
NONE
Vector?

Quick Info

StatusMODIFIED
CWE
CWE-323CWE-330

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