Security readout for executives and security teams
Plain-English summary
CVE-2017-2878 is a high-severity flaw in the Foscam C1 Indoor HD Camera web management interface. A crafted HTTP request can overflow memory and potentially let an attacker compromise the camera. Business risk is highest where affected cameras are still deployed and their management interface is reachable from untrusted networks.
Executive priority
Treat this as a focused but high-impact IoT exposure. If affected cameras are reachable by attackers, compromise could affect video confidentiality, device integrity, and availability. Prioritize discovery, isolation, and vendor guidance checks.
Technical view
The issue is a buffer overflow in Foscam C1 application firmware 2.52.2.43. The CVSS 3.0 vector is AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H, meaning network access, low privileges, and no user interaction are required, with potential full confidentiality, integrity, and availability impact.
Likely exposure
Exposure appears limited to Foscam C1 Indoor HD Camera devices running the listed system, application, and plug-in firmware versions, especially where the web management interface is reachable.
Exploitation context
The source bundle says a specially crafted HTTP request can trigger the overflow. KEV is false, and the provided sources do not confirm active exploitation in the wild.
Researcher notes
The CVE description and Talos reference support a network-triggered buffer overflow in the web management interface. The supplied CVSS vector indicates low privileges are required. The bundle does not provide a patch version, exploit maturity, or evidence of active exploitation.
Mitigation direction
- Inventory Foscam C1 cameras and record exact firmware versions.
- Restrict web management access to trusted administrative networks only.
- Remove affected cameras from internet-facing or guest-accessible segments.
- Check Foscam guidance for firmware updates, replacement, or retirement options.
- Prioritize compensating controls where no vendor-supported update is available.
Validation and detection
- Confirm whether any Foscam C1 devices run application firmware 2.52.2.43.
- Review firewall and network paths to each camera management interface.
- Check whether cameras are reachable from untrusted VLANs, VPNs, or the internet.
- Review device logs or monitoring for crashes or unusual HTTP management requests.
- Document remediation status for every identified affected device.
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-2017-2878 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
- High
- CVSS
- 8.8 (3.0)
- Known Exploited
- No
- Published
Vector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
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 vector scores
1 official scoreWe collect every scored CVSS vector available in the official CNA and ADP containers. When more than one version is present, the table keeps the source vectors side by side instead of collapsing them into the highest score.
CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H2.85.9Primary CVE scoreVulnerability scoring details
Base CVSS 3.0 score
8.8HighVector: CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
Source materials
- CVE List V5 sourceCVE List V5
- https://talosintelligence.com/vulnerability_reports/TALOS-2017-0385CVE 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.