9.9

CVE-2017-2872: foscam c1_firmware Improper Authentication

CVSS: 9.9v3.0CriticalModified
Published 17-09-2018Last modified 16-09-2024

Vulnerability summary

CVE-2017-2872 is a critical (CVSS 9.9) Improper Authentication vulnerability in foscam c1_firmware. EPSS estimates a 1.63% chance of exploitation in the next 30 days, higher than 75.9% of scored vulnerabilities. 1 public exploit is recorded.

Overall risk
70/100
0100
High · default modelHow is this calculated?
CVSS score
9.9/10
010
Critical · v3.0 (CVE.org)
EPSS score
1.63%
0%100%
Low · 0.00 pp in 30 days
KEVNot listedIn no KEV catalog
RansomwareNone recordedNo known use recorded
Public exploits1reference

Timeline

  1. 17-09-2018
    PublishedVulnerability first disclosed.
  2. 16-09-2024
    Last modifiedVulnerability information updated.

Description

Insufficient security checks exist in the recovery procedure used by the Foscam C1 Indoor HD Camera running application firmware 2.52.2.43. A HTTP request can allow for a user to perform a firmware upgrade using a crafted image. Before any firmware upgrades in this image are flashed to the device, binaries as well as arguments to shell commands contained in the image are executed with elevated privileges.

CVSS metrics

4 scores · 2 sources · 3 versions

EPSS trend

Probability

1.63%

Chance of exploitation in the next 30 days

Percentile

76%

Versus all other CVEs

30-day change

0.00 pp

From 1.63% on 20-09-2026

20-09-202620-10-2026
EPSS score
1.63%

Known exploited

Compare KEV catalogs

Not in any of the 3 tracked catalogs.

Public exploits

1 found
  • referenceUnverified

    Exploit Reference (talosintelligence.com)

    Maturity: unknown

Weaknesses

CWE · root cause

Affected systems

Foscam2 products

1 vendor · 2 products

References

1 links