VulnerabilityModified
CVE-2017-12092
An exploitable file write vulnerability exists in the memory module functionality of Allen Bradley Micrologix 1400 Series B FRN 21.2 and before.
HIGH 7.5EPSS 2.68%
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (2.68%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
An exploitable file write vulnerability exists in the memory module functionality of Allen Bradley Micrologix 1400 Series B FRN 21.2 and before. A specially crafted packet can cause a file write resulting in a new program being written to the memory module. An attacker can send an unauthenticated packet to trigger this vulnerability.
- CVSS 3.0
- 7.5 HIGHCVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:H/A:N
- EPSS
- 2.68% probability · 85th percentile
- CISA KEV
- Not listed
- Weakness
- CWE-200
- Affected
- rockwellautomation/micrologix 1400 b firmware
- Source
- talos-cna@cisco.com
References
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0444Exploit, Mitigation, Third Party Advisory
- https://www.talosintelligence.com/vulnerability_reports/TALOS-2017-0444Exploit, Mitigation, Third Party Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA. Refreshed daily.