THREATPORT/VULNERABILITY/CVE-2021-45735
HIGH SEVERITY

CVE-2021-45735

X5000r Firmware vulnerability

CVSS
7.5
EPSS
3.8%
EPSS pct
89th
Exploited
No known
TOTOLINK X5000R v9.1.0u.6118_B20201102 was discovered to use the HTTP protocol for authentication into the admin interface, allowing attackers to intercept user credentials via packet capture software.
Affected vendor
Totolink
Affected product
X5000r Firmware
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:N/A:N
Weakness type (CWE)
  • CWE-319 — Cleartext Transmission of Sensitive Information
Published
2022-02-04

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, low attack complexity, requiring no privileges, no user interaction. Successful exploitation leads to high impact to confidentiality.

Its EPSS score of 3.8% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 89% of all scored CVEs.

Check your external exposure to CVE-2021-45735

  • Confirm whether Totolink X5000r Firmware is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2021-45735.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2021-45735

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2021-45735 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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