THREATPORT/VULNERABILITY/CVE-2018-4064
HIGH SEVERITY

CVE-2018-4064

Airlink Es450 Firmware vulnerability

CVSS
7.1
EPSS
16.1%
EPSS pct
97th
Exploited
No known
An exploitable unverified password change vulnerability exists in the ACEManager upload.cgi functionality of Sierra Wireless AirLink ES450 FW 4.9.3. A specially crafted HTTP request can cause a unverified device configuration change, resulting in an unverified change of the user password on the device. An attacker can make an authenticated HTTP request to trigger this vulnerability.
Affected vendor
Sierrawireless
Affected product
Airlink Es450 Firmware
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:L/UI:N/S:U/C:N/I:H/A:L
Weakness type (CWE)
  • CWE-287 — Improper Authentication
Published
2019-10-31

Risk analysis

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

Its EPSS score of 16.1% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 97% of all scored CVEs.

Check your external exposure to CVE-2018-4064

  • Confirm whether Sierrawireless Airlink Es450 Firmware is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2018-4064.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2018-4064

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2018-4064 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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