THREATPORT/VULNERABILITY/CVE-2017-7588
CRITICAL SEVERITY

CVE-2017-7588

Mfc Firmware vulnerability

CVSS
9.8
EPSS
33.6%
EPSS pct
98th
Exploited
No known
On certain Brother devices, authorization is mishandled by including a valid AuthCookie cookie in the HTTP response to a failed login attempt. Affected models are: MFC-J6973CDW MFC-J4420DW MFC-8710DW MFC-J4620DW MFC-L8850CDW MFC-J3720 MFC-J6520DW MFC-L2740DW MFC-J5910DW MFC-J6920DW MFC-L2700DW MFC-9130CW MFC-9330CDW MFC-9340CDW MFC-J5620DW MFC-J6720DW MFC-L8600CDW MFC-L9550CDW MFC-L2720DW DCP-L2540DW DCP-L2520DW HL-3140CW HL-3170CDW HL-3180CDW HL-L8350CDW HL-L2380DW ADS-2500W ADS-1000W ADS-1500W.
Affected vendor
Brother
Affected product
Mfc Firmware
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Weakness type (CWE)
  • CWE-287 — Improper Authentication
Published
2017-04-12

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, high impact to integrity, high impact to availability.

Its EPSS score of 33.6% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 98% of all scored CVEs.

Check your external exposure to CVE-2017-7588

  • Confirm whether Brother Mfc Firmware is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2017-7588.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2017-7588

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2017-7588 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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