THREATPORT/VULNERABILITY/CVE-2015-8820
HIGH SEVERITY

CVE-2015-8820

Flash Player vulnerability

CVSS
8.8
EPSS
7.1%
EPSS pct
94th
Exploited
No known
Adobe Flash Player before 18.0.0.268 and 19.x and 20.x before 20.0.0.228 on Windows and OS X and before 11.2.202.554 on Linux, Adobe AIR before 20.0.0.204, Adobe AIR SDK before 20.0.0.204, and Adobe AIR SDK & Compiler before 20.0.0.204 allow attackers to execute arbitrary code or cause a denial of service (out-of-bounds read and memory corruption) via crafted MPEG-4 data, a different vulnerability than CVE-2015-8045, CVE-2015-8047, CVE-2015-8060, CVE-2015-8408, CVE-2015-8416, CVE-2015-8417, CVE-2015-8418, CVE-2015-8419, CVE-2015-8443, CVE-2015-8444, CVE-2015-8451, CVE-2015-8455, CVE-2015-8652, CVE-2015-8654, CVE-2015-8656, CVE-2015-8657, and CVE-2015-8658.
Affected vendor
Adobe
Affected product
Flash Player
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
Weakness type (CWE)
Published
2016-03-04

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 7.1% reflects a lower probability of exploitation activity in the wild over the next 30 days, placing it above 94% of all scored CVEs.

Check your external exposure to CVE-2015-8820

  • Confirm whether Adobe Flash Player is running on any internet-facing host or subdomain.
  • Match discovered service fingerprints against the version affected by CVE-2015-8820.
  • Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2015-8820

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2015-8820 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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