THREATPORT/VULNERABILITY/CVE-2018-4890
HIGH SEVERITY

CVE-2018-4890

Acrobat vulnerability

CVSS
8.8
EPSS
25.0%
EPSS pct
98th
Exploited
No known
An issue was discovered in Adobe Acrobat Reader 2018.009.20050 and earlier versions, 2017.011.30070 and earlier versions, 2015.006.30394 and earlier versions. This vulnerability is an instance of a heap overflow vulnerability in the image conversion engine, when handling JPEG data embedded within an XPS file. A successful attack can lead to code corruption, control-flow hijack, or an information leak attack.
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)
Published
2018-02-27

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 25.0% 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-2018-4890

  • Confirm whether Adobe Acrobat is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2018-4890.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2018-4890

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2018-4890 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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