What is CVE-2017-2877?

CVE-2017-2877 is a critical-severity vulnerability in Foscam C1, classified under Improper Handling of Exceptional Conditions. CVSS score: 9.8/10. Published 2018-09-19.

How severe is CVE-2017-2877?

Critical severity. CVSS v3 base score is 9.8 out of 10.

Vulnerability in Foscam C1

CVE-2017-2877

A missing error check exists in the Multi-Camera interface used by the Foscam C1 Indoor HD Camera running application firmware 2.52.2.43. A specially crafted request on port 10001 could allow an attacker to reset the user accounts to factory defaults, without authentication.

Published 2018-09-19 · last modified 2026-06-17.

CVSS v3 metric

CVSS v3 base score 9.8 (Critical). Vector: CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H.

EPSS exploit prediction

EPSS: 0.019 (78.9th percentile), scored 2026-09-29.

Low probability of exploitation in the next 30 days, but still tracked. 79th percentile — 78.9% of CVEs in the catalogue have a lower EPSS than this one. How to read EPSS.

EPSS over last 30 days · oldest: 0.019 · newest: 0.019 · change: 0.000

Affected products

Foscam C1
Foscam C1 Firmware — versions 2.52.2.43
Foscam C1 Indoor Hd Camera — versions Foscam Indoor IP Camera C1 Series,System Firmware Version: 1.9.3.18,Application Firmware Version: 2.52.2.43,Plug-In Version: 3.3.0.26

Weakness classification (CWE)

CWE-755 — Improper Handling of Exceptional Conditions

References

talosintelligence.com/vulnerability_reports/TALOS-2017-0384 (Exploit, Third Party Advisory)

Frequently asked questions

What is CVE-2017-2877?: CVE-2017-2877 is a critical-severity vulnerability in Foscam C1, classified under Improper Handling of Exceptional Conditions. CVSS score: 9.8/10. Published 2018-09-19.
How severe is CVE-2017-2877?: Critical severity. CVSS v3 base score is 9.8 out of 10.