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 prio...
- Published
- Updated
- Exploit status
- No public exploit known
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 products
| Product | Affected versions | Fixed in |
|---|---|---|
| rockwellautomation 1763-l16awa series a | <= 16.000 | No fix listed |
| rockwellautomation 1763-l16awa series b | <= 16.000 | No fix listed |
| rockwellautomation 1763-l16bbb series a | <= 16.000 | No fix listed |
| rockwellautomation 1763-l16bbb series b | <= 16.000 | No fix listed |
| rockwellautomation 1763-l16bwa series a | <= 16.000 | No fix listed |
| rockwellautomation 1763-l16bwa series b | <= 16.000 | No fix listed |
| rockwellautomation 1763-l16dwd series a | <= 16.000 | No fix listed |
| rockwellautomation 1763-l16dwd series b | <= 16.000 | No fix listed |
| rockwellautomation 1766-l32awa series a | <= 16.000 | No fix listed |
| rockwellautomation 1766-l32awa series b | <= 16.000 | No fix listed |
| rockwellautomation 1766-l32awaa series a | <= 16.000 | No fix listed |
| rockwellautomation 1766-l32awaa series b | <= 16.000 | No fix listed |
| rockwellautomation 1766-l32bwa series a | <= 16.000 | No fix listed |
| rockwellautomation 1766-l32bwa series b | <= 16.000 | No fix listed |
| rockwellautomation 1766-l32bwaa series a | <= 16.000 | No fix listed |
| rockwellautomation 1766-l32bwaa series b | <= 16.000 | No fix listed |
| rockwellautomation 1766-l32bxb series a | <= 16.000 | No fix listed |
| rockwellautomation 1766-l32bxb series b | <= 16.000 | No fix listed |
| rockwellautomation 1766-l32bxba series a | <= 16.000 | No fix listed |
| rockwellautomation 1766-l32bxba series b | <= 16.000 | No fix listed |
References
- 1038546 third-party-advisory vdb-entry
- ics-cert.us-cert.gov patch third-party-advisory us-government-resource