Improper input validation in Rockwellautomation 1763-L16awa
CVE-2017-7924
An Improper Input Validation issue was discovered in Rockwell Automation MicroLogix 1100 controllers 1763-L16BWA, 1763-L16AWA, 1763-L16BBB, and 1763-L16DWD. A remote, unauthenticated attacker could send a single, specially crafted Programmable Controller Communication Commands (PCCC) packet to the controller that could potentially cause the controller to enter a DoS condition.
Vulnerability class: Drupalgeddon 2 (CVE-2018-7600)
EPSS: 0.222 (97.4th percentile) — read the EPSS interpretation.
CVSS v3 metric
CVSS v3 base score 7.5 (High). Vector: CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H.
Affected products
- Rockwellautomation 1763-l16awa
- Rockwellautomation 1763-l16awa_firmware
- Rockwellautomation 1763-l16bbb
- Rockwellautomation 1763-l16bbb_firmware
- Rockwellautomation 1763-l16bwa
- Rockwellautomation 1763-l16bwa_firmware
- Rockwellautomation 1763-l16dwd
- Rockwellautomation 1763-l16dwd_firmware
- N/a Rockwell Automation Micrologix 1100 Controllers — versions Rockwell Automation MicroLogix 1100 Controllers
Weakness classification (CWE)
Public proof-of-concept exploits
References
- ics-cert@hq.dhs.gov (VDB Entry, Third Party Advisory, vdb-entry, x_refsource_BID)
- ics-cert@hq.dhs.gov (US Government Resource, Third Party Advisory, x_refsource_MISC, Mitigation)
Frequently asked questions
- What is CVE-2017-7924?
- CVE-2017-7924 is a high-severity vulnerability in Rockwellautomation 1763-L16awa, classified under Improper Input Validation. CVSS score: 7.5/10. Published 2017-09-20.
- How severe is CVE-2017-7924?
- High severity. CVSS v3 base score is 7.5 out of 10.
- Is CVE-2017-7924 known to be exploited?
- 1 public proof-of-concept repositories are indexed. Not currently listed in the CISA KEV catalog.