CVE-2018-14807
A stack-based buffer overflow vulnerability in Opto 22 PAC Control Basic and PAC Control Professional versions R10.0a and prior may allow remote code execution.
Does this matter?
High impact if exploited, but EPSS currently rates exploitation as unlikely (3.13%). Schedule it in the normal patch cycle and watch for a rise in EPSS or a public exploit.
Description
A stack-based buffer overflow vulnerability in Opto 22 PAC Control Basic and PAC Control Professional versions R10.0a and prior may allow remote code execution.
- CVSS 3.1
- 9.8 CRITICALCVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
- EPSS
- 3.13% probability · 88th percentile
- Public exploits
- None in Exploit-DB
- CISA KEV
- Not listed
- Weakness
- CWE-121, CWE-787
- Affected
- opto22/pac control
- Source
- ics-cert@hq.dhs.gov
EPSS 3.1% since 27 October 2026; no change recorded yet. Points are recorded when the score first appears and whenever it moves by a percentage point or more.
References
- https://ics-cert.us-cert.gov/advisories/ICSA-18-247-01Third Party Advisory, US Government Resource
- https://www.opto22.com/support/resources-tools/knowledgebase/kb87547Vendor Advisory
- https://ics-cert.us-cert.gov/advisories/ICSA-18-247-01Third Party Advisory, US Government Resource
- https://www.opto22.com/support/resources-tools/knowledgebase/kb87547Vendor Advisory
Source: NVD record, EPSS from FIRST.org, KEV from CISA, exploits from Exploit-DB. Refreshed daily. Download this record as JSON.