THREATPORT/VULNERABILITY/CVE-2017-2787
CRITICAL SEVERITY

CVE-2017-2787

Popup vulnerability

CVSS
9.0
EPSS
4.0%
EPSS pct
90th
Exploited
No known
A buffer overflows exists in the psnotifyd application of the Pharos PopUp printer client version 9.0. A specially crafted packet can be sent to the victim's computer and can lead to a heap based buffer overflow resulting in potential remote code execution. This client is always listening, has root privileges, and requires no user interaction to exploit.
Affected vendor
Pharos
Affected product
Popup
CVSS vector
CVSS:3.0/AV:N/AC:H/PR:N/UI:N/S:C/C:H/I:H/A:H
Weakness type (CWE)
  • CWE-119 — Improper Restriction of Operations within Memory Bounds
Published
2017-03-10

Risk analysis

Based on its CVSS vector, this vulnerability is exploitable over the network, high 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 4.0% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 90% of all scored CVEs.

Check your external exposure to CVE-2017-2787

  • Confirm whether Pharos Popup is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2017-2787.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2017-2787

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2017-2787 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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