PatchTheCVECVE-2018-19066: An issue was discovered on Foscam C2 devices with System Firmware 1.11.1.8 and Application Firmware 2.72.1.32,
CVE-2018-19066 is a high-severity flaw (CVSS 7.5) affecting i5 application firmware, i5 system firmware, c2 application firmware. Below: why it ranks where it does, which versions are affected, what to do, and the exact commands.
An issue was discovered on Foscam C2 devices with System Firmware 1.11.1.8 and Application Firmware 2.72.1.32, and Opticam i5 devices with System Firmware 1.5.2.11 and Application Firmware 2.21.1.128. The exported device configuration is encrypted with the hardcoded Pxift* password in some cases.
Why this priority
- High severity
- Public exploit reference
- Remotely exploitable, no login, no user action
No fix is published yet: follow the downgrade or mitigation steps.
Risk facts
| CVSS score | 7.5 (High) |
| Attack vector | Network (remote) |
| Attack complexity | Low |
| Privileges needed | None |
| User interaction | None |
| EPSS exploit chance | 1.6% (top 24%) |
| CISA exploited list | No |
| Weakness | CWE-798 |
| Published | 2018-11-07 |
| Last modified | 2026-06-17 |
Last updated 2026-06-17 · Sources: CVE Program, NVD, CISA KEV, EPSS and vendor advisories · How we score
Am I affected?
Timeline
- Published CVE record published
- Updated Record last modified
Scores and fixes here are computed automatically from those and other public sources. Confirm with the vendor advisory before changing production systems.
Quick answers
How do I fix CVE-2018-19066?
i5 application firmware: mitigate or apply the listed mitigation; i5 system firmware: mitigate or apply the listed mitigation; c2 application firmware: mitigate or apply the listed mitigation. Exact commands for each OS are on this page.
Is CVE-2018-19066 being exploited?
CVE-2018-19066 is not on the CISA Known Exploited Vulnerabilities list at the time of the last update. Check again, as this can change.
What does CVE-2018-19066 affect?
CVE-2018-19066 affects i5 application firmware, i5 system firmware, c2 application firmware. Severity is high (CVSS 7.5). An issue was discovered on Foscam C2 devices with System Firmware 1.11.1.8 and Application Firmware 2.72.1.32, and Opticam i5 devices with System Firmware 1.5.2.11 and Application Firmware 2.21.1.128. The exported device configuration is en
How urgent is CVE-2018-19066?
Priority 55/100. High severity; Public exploit reference; Remotely exploitable, no login, no user action
Related CVEs
- CVE-2018-19082 CRITICAL 9.8 MITIGATE MITIGATE An issue was discovered on Foscam Opticam i5 devices with System Firmware 1.5.2.11 and Application Firmware 2.
- CVE-2018-19081 CRITICAL 9.8 MITIGATE MITIGATE An issue was discovered on Foscam Opticam i5 devices with System Firmware 1.5.2.11 and Application Firmware 2.
- CVE-2018-19080 MEDIUM 6.1 MITIGATE MITIGATE An issue was discovered on Foscam Opticam i5 devices with System Firmware 1.5.2.11 and Application Firmware 2.
- CVE-2018-19079 HIGH 7.5 MITIGATE MITIGATE An issue was discovered on Foscam Opticam i5 devices with System Firmware 1.5.2.11 and Application Firmware 2.
- CVE-2018-19078 CRITICAL 9.8 MITIGATE MITIGATE An issue was discovered on Foscam Opticam i5 devices with System Firmware 1.5.2.11 and Application Firmware 2.