Security readout for executives and security teams
Plain-English summary
This flaw lets a remote attacker learn from different firewall error responses whether credentials are wrong or access is blocked by a rule. That can expose useful information about camera credentials and firewall rules on specific Foscam C2 and Opticam i5 firmware versions.
Executive priority
Treat this as a targeted exposure-reduction item, not a confirmed emergency. Prioritize internet-facing cameras, especially where camera access could affect physical security, privacy, or network foothold risk.
Technical view
CVE-2018-19075 is an information disclosure weakness in the firewall feature of Foscam C2 firmware 1.11.1.8/2.72.1.32 and Opticam i5 firmware 1.5.2.11/2.21.1.128. Different error codes distinguish invalid credentials from rule-based blocking, creating an oracle for credential and rule assessment.
Likely exposure
Exposure is limited by the source bundle to the named Foscam C2 and Opticam i5 firmware versions. Highest concern is cameras with remote management reachable from untrusted networks. The bundle does not provide broader product, CPE, or deployment data.
Exploitation context
No KEV entry is cited, and the provided sources do not state active exploitation. The issue was publicly disclosed in a broader Foscam IP camera advisory, so defenders should assume knowledgeable researchers can understand the weakness.
Researcher notes
The bundle has no CVSS, CWE, CPE, patch confirmation, or exploitation evidence. The core issue is differential error handling in access decisions. Validate only in authorized environments and avoid credential-enumeration testing against production users.
Mitigation direction
- Check Foscam and Opticam guidance for fixed firmware or supported replacement paths.
- Remove camera management interfaces from direct internet exposure.
- Limit access to trusted networks or VPN-protected administration paths.
- Use upstream firewall rules instead of relying only on the camera firewall.
- Rotate weak or reused camera credentials after exposure review.
Validation and detection
- Inventory Foscam C2 and Opticam i5 devices and record firmware versions.
- Identify whether camera management interfaces are reachable from untrusted networks.
- Review firewall and access-control configuration for externally exposed paths.
- Perform only authorized testing to confirm whether affected firmware behavior remains present.
- Check vendor advisories or support channels for firmware remediation status.
Public sources used
Generated from the cited source records. This long-tail analysis has not been individually reviewed by a named human.
Conservative CVE-to-ATT&CK context
These mappings and lookup hints may be relevant to the vulnerability behavior, CWE, affected product, or exposure path. Glexia-inferred context is not an official MITRE, ATT&CK, CWE, or CVE Program mapping.
ATT&CK lookup starting points
Use these exact CWE pages and searches to review the Glexia ATT&CK library from this CVE's weakness and description context.
CVE-2018-19075 mapping review
Open the CVE-to-ATT&CK bridge for reviewed, inferred, or future official mappings tied to this CVE.
Open ATT&CK lookup- Severity
- Unknown
- CVSS
- Not scored
- Known Exploited
- No
- Published
CNA and ADP enrichment extracted from CVE v5
These fields come from the CVE record and ADP containers, not from Glexia's Take. They preserve time-varying source decisions such as CISA SSVC, KEV status, CVSS metrics, and provider references.
CVSS and timeline data
No CVSS vectors or timeline events were available in the normalized CVE source material.
Source materials
- CVE List V5 sourceCVE List V5
- https://sintonen.fi/advisories/foscam-ip-camera-multiple-vulnerabilities.txtCVE reference · x_refsource_MISC
Products and packages named in the record
CWE details
CWE links open Glexia weakness intelligence pages with official CWE context, developer remediation guidance, and related CVE mappings.