THREATPORT/VULNERABILITY/CVE-2018-19537
HIGH SEVERITY

CVE-2018-19537

Archer C5 Firmware vulnerability

CVSS
7.2
EPSS
6.0%
EPSS pct
93th
Exploited
No known
TP-Link Archer C5 devices through V2_160201_US allow remote command execution via shell metacharacters on the wan_dyn_hostname line of a configuration file that is encrypted with the 478DA50BF9E3D2CF key and uploaded through the web GUI by using the web admin account. The default password of admin may be used in some cases.
Affected vendor
Tp Link
Affected product
Archer C5 Firmware
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:H/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
  • CWE-434 — Unrestricted Upload of File with Dangerous Type
Published
2018-11-26

Risk analysis

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

Its EPSS score of 6.0% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 93% of all scored CVEs.

Check your external exposure to CVE-2018-19537

  • Confirm whether Tp Link Archer C5 Firmware is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2018-19537.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2018-19537

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2018-19537 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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