CVE-2011-2138

Flash Player vulnerability

CVSS

10.0

EPSS

9.6%

EPSS pct

95th

Exploited

No known

Integer overflow in Adobe Flash Player before 10.3.183.5 on Windows, Mac OS X, Linux, and Solaris and before 10.3.186.3 on Android, and Adobe AIR before 2.7.1 on Windows and Mac OS X and before 2.7.1.1961 on Android, allows attackers to execute arbitrary code via unspecified vectors, a different vulnerability than CVE-2011-2136 and CVE-2011-2416.

Affected vendor

Adobe

Affected product

Flash Player

CVSS vector

AV:N/AC:L/Au:N/C:C/I:C/A:C

Weakness type (CWE)

CWE-189

Published

2011-08-10

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 9.6% reflects a lower 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-2011-2138

Confirm whether Adobe Flash Player is running on any internet-facing host or subdomain.
Match discovered service fingerprints against the version affected by CVE-2011-2138.
Prioritise remediation if the asset is public, business-critical, or near authentication/payment flows.

How ThreatPort helps with CVE-2011-2138

ThreatPort's external attack surface scanner checks your internet-facing assets — agentlessly, from the outside in — for the exposed services and versions that CVE-2011-2138 affects, then prioritises the finding by real risk using CISA KEV and FIRST.org EPSS.

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