HIGH SEVERITY

CVE-2015-3103

Flash Player vulnerability

CVSS
10.0
EPSS
5.7%
EPSS pct
92th
Exploited
No known
Use-after-free vulnerability in Adobe Flash Player before 13.0.0.292 and 14.x through 18.x before 18.0.0.160 on Windows and OS X and before 11.2.202.466 on Linux, Adobe AIR before 18.0.0.144 on Windows and before 18.0.0.143 on OS X and Android, Adobe AIR SDK before 18.0.0.144 on Windows and before 18.0.0.143 on OS X, and Adobe AIR SDK & Compiler before 18.0.0.144 on Windows and before 18.0.0.143 on OS X allows attackers to execute arbitrary code via unspecified vectors, a different vulnerability than CVE-2015-3106 and CVE-2015-3107.
Affected vendor
Adobe
Affected product
Flash Player
CVSS vector
AV:N/AC:L/Au:N/C:C/I:C/A:C
Published
2015-06-10

Risk analysis

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

Its EPSS score of 5.7% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 92% of all scored CVEs.

Check your external exposure to CVE-2015-3103

  • Confirm whether Adobe Flash Player is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2015-3103.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2015-3103

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2015-3103 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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