THREATPORT/VULNERABILITY/CVE-2017-5177
HIGH SEVERITY

CVE-2017-5177

Winplc7 Firmware vulnerability

CVSS
7.5
EPSS
17.7%
EPSS pct
97th
Exploited
No known
A Stack Buffer Overflow issue was discovered in VIPA Controls WinPLC7 5.0.45.5921 and prior. A stack-based buffer overflow vulnerability has been identified, where an attacker with a specially crafted packet could overflow the fixed length buffer. This could allow remote code execution.
Affected vendor
Vipa Controls
Affected product
Winplc7 Firmware
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:N/S:U/C:N/I:N/A:H
Weakness type (CWE)
  • CWE-121 — Stack-based Buffer Overflow
  • CWE-119 — Improper Restriction of Operations within Memory Bounds
Published
2017-05-19

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 availability.

Its EPSS score of 17.7% 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-2017-5177

  • Confirm whether Vipa Controls Winplc7 Firmware is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2017-5177.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2017-5177

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2017-5177 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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