THREATPORT/VULNERABILITY/CVE-2017-16383
HIGH SEVERITY

CVE-2017-16383

Acrobat vulnerability

CVSS
8.8
EPSS
10.7%
EPSS pct
95th
Exploited
No known
An issue was discovered in Adobe Acrobat and Reader: 2017.012.20098 and earlier versions, 2017.011.30066 and earlier versions, 2015.006.30355 and earlier versions, and 11.0.22 and earlier versions. This vulnerability is an instance of a heap overflow vulnerability when processing a JPEG file embedded within an XPS document.
Affected vendor
Adobe
Affected product
Acrobat
CVSS vector
CVSS:3.0/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness type (CWE)
  • CWE-119 — Improper Restriction of Operations within Memory Bounds
Published
2017-12-09

Risk analysis

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

Its EPSS score of 10.7% reflects a moderate probability of exploitation activity in the wild over the next 30 days, placing it above 95% of all scored CVEs.

Check your external exposure to CVE-2017-16383

  • Confirm whether Adobe Acrobat is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2017-16383.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2017-16383

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2017-16383 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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