7.5high
CVE-2017-7924in critical feed1 exploit
An Improper Input Validation issue was discovered in Rockwell Automation MicroLogix 1100 controllers 1763-L16BWA, 1763-L16AWA, 1763-L16BBB,…
Published 9 y ago · modified 4 mo ago · JSON
CVSS
7.5
v3.0 · NVD
CISA KEV
No
not known exploited
EPSS
22.2%
percentile 98%
Public exploits
1
Metasploit
Summary
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.
Exploit prediction (EPSS)
22.18% probability of exploitation in the next 30 days, higher than 98% of all scored CVEs.
Exploits and detections
- Metasploit auxiliary/dos/scada/allen_bradley_pccc DoS Exploitation of Allen-Bradley's Legacy Protocol (PCCC) · metasploit auxiliary, normal rank
CVSS scores
| Assigned by | Version | Score | Vector |
|---|---|---|---|
| NVD | 3.0 | 7.5 | CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H |
| NVD | 2.0 | 5.0 | AV:N/AC:L/Au:N/C:N/I:N/A:P |
Affected products
- n/a Rockwell Automation MicroLogix 1100 Controllers
Classification
- Weakness
- CWE-20 Improper Input Validation
References
- securityfocus.com /bid/99622 · vdb-entry, x_refsource_BID, x_transferred
- ics-cert.us-cert.gov /advisories/ICSA-17-138-03 · x_refsource_MISC, x_transferred
Sources
- CVE List: CVE-2017-7924
- NVD: CVE-2017-7924
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