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CVE-2016-4171

Adobe — Adobe Flash Player Remote Code Execution Vulnerability

Adobe · Remote code execution · in CISA KEV since 2022-03-25

KEV since 2022 · listed over a yearCISA KEVActively Exploited
75

EVRS 75 of 100 Urgent

Patch This Cycle

Rank 907 of 2,960 tracked

Raised to the floor for a confirmed exploited vulnerability.

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Why it scores 75

Evidence available: 6 of 7 signals

Listed in the CISA KEV catalog, and an EPSS probability of 0.201.

  • CISA KEVApplied
  • RansomwareDid not apply
  • Vendor exploitationDid not apply
  • EPSSApplied
  • Microsoft Exploitability IndexNot applicable
  • Pre-patch disclosureNo data
  • KEV recencyDid not apply
  • CVSSApplied

The band answers “how soon”, not “how bad”. No data for: Pre-patch disclosure. Why some signals show no data

Fix

Patch or fixed version identified

CISA required action

Fixed in

flashplugin-nonfree -> 11.2.202.626ubuntu0.14.04.1 | flashplugin-nonfree -> 11.2.202.626ubuntu0.16.04.1

Affected versions

  • flash player<= 11.2.202.621<= 21.0.0.242<= 18.0.0.352
  • linux kernel
  • mac os x
  • macos
  • windows
  • chrome os
  • windows 8.1
  • windows 10

+6 more affected products; see the full list at NVD.

Remediation

The impacted product is end-of-life and should be disconnected if still in use.

Fixed versions from NVD.

Evidence

Each value with its source
MeasureValueSource
CVSS base scoreHow severe the flaw is in itself. It does not say how likely an attack is. 9.8 NVD
FIRST EPSSFIRST's estimate of the chance this is exploited in the next 30 days, and how that ranks against all CVEs. 0.201 (97.4th pctl) FIRST EPSS
Actively exploitedWhether a source of record has confirmed attacks using it in the wild. Confirmed CISA KEV
Ransomware campaign useWhether CISA has seen ransomware operators use it. Unknown or none CISA KEV
CISA remediation deadlineThe date US federal agencies must have fixed or mitigated it. 2022-04-15 · KEV since 2022 · listed over a year CISA KEV
Public exploit moduleA module existing is not the same as active exploitation. None known Metasploit
EUVD cross-referenceENISA's record: CVSS 7.8 (v3.1), assigned by adobe. Listed ENISA EUVD

Description

NVD

Unspecified vulnerability in Adobe Flash Player 21.0.0.242 and earlier allows remote attackers to execute arbitrary code via unknown vectors, as exploited in the wild in June 2016.

What CISA says to do