Vulnerability Details : CVE-2021-40416

An incorrect default permission vulnerability exists in the cgiserver.cgi cgi_check_ability functionality of reolink RLC-410W v3.0.0.136_20121102. All the Get APIs that are not included in cgi_check_ability are already executable by any logged-in users. An attacker can send an HTTP request to trigger this vulnerability.
Published 2022-01-28 20:15:12
Updated 2022-10-19 12:27:21
Source Talos
View at NVD,   CVE.org
Vulnerability category: BypassGain privilege

Exploit prediction scoring system (EPSS) score for CVE-2021-40416

EPSS FAQ
0.10%
Probability of exploitation activity in the next 30 days EPSS Score History
~ 42 %
Percentile, the proportion of vulnerabilities that are scored at or less

CVSS scores for CVE-2021-40416

Base Score Base Severity CVSS Vector Exploitability Score Impact Score Score Source First Seen
6.5
 MEDIUM AV:N/AC:L/Au:S/C:P/I:P/A:P
8.0
6.4
 NIST
7.1
 HIGH CVSS:3.0/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:L/A:H
2.8
4.2
 Talos
8.8
 HIGH CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:H
2.8
5.9
 NIST

CWE ids for CVE-2021-40416

  • During installation, installed file permissions are set to allow anyone to modify those files.
    Assigned by: nvd@nist.gov (Primary)
  • The product does not restrict or incorrectly restricts access to a resource from an unauthorized actor.
    Assigned by: talos-cna@cisco.com (Secondary)

References for CVE-2021-40416

Products affected by CVE-2021-40416

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