Vulnerability report

Exploited in the wild High confidence Not in CISA KEV

CVE-2011-2110

Flash Player Denial of Service

Adobe / Flash Player

Watch CVE-2011-2110 Browse KEV feed
Severity
CVSS 10.0 · High
Confidence
High
Exploit status
Exploited in the wild
EPSS
86.4%
First observed
—
Last observed
—

Decision summary

What security teams need to know first

Direct answers before the deeper technical record.

What it is

CVE-2011-2110 is an unauthenticated vulnerability affecting Adobe Flash Player. Adobe Flash Player before 10.3.181.26 on Windows, Mac OS X, Linux, and Solaris, and 10.3.185.23 and earlier on Android, allows remote...

Is it exploited?

Yes. Previdian tracks this CVE as a known exploited vulnerability. Confidence is high. Also confirmed by third-party sources.

Who is affected?

Adobe / Flash Player.

What should we do?

Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.

Overview

Flash Player Denial of Service

Adobe Flash Player before 10.3.181.26 on Windows, Mac OS X, Linux, and Solaris, and 10.3.185.23 and earlier on Android, allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via unspecified vectors, as exploited in the wild in June 2011.

View vendor advisory (opens in new tab)
Published
16 Jun 2011
Exploitation Reported
16 Jun 2011
Attack vector
Remote
Complexity
Low
Privileges
None
User interaction
—

Tags

macos metasploit android windows linux

CVE References

  • CVE Record CVE.org · CVE Record https://www.cve.org/CVERecord?id=CVE-2011-2110
  • RHSA-2011:0869 redhat.com · Vendor Advisory http://www.redhat.com/support/errata/RHSA-2011-0869.html
  • openSUSE-SU-2011:0637 hermes.opensuse.org · Vendor Advisory https://hermes.opensuse.org/messages/8782873
  • 48308 secunia.com · Third-Party Advisory http://secunia.com/advisories/48308
  • 44950 secunia.com · Third-Party Advisory http://secunia.com/advisories/44950
  • 44941 secunia.com · Third-Party Advisory http://secunia.com/advisories/44941
  • 44964 secunia.com · Third-Party Advisory http://secunia.com/advisories/44964
  • TA11-166A us-cert.gov · Third-Party Advisory http://www.us-cert.gov/cas/techalerts/TA11-166A.html
  • 44924 secunia.com · Third-Party Advisory http://secunia.com/advisories/44924
  • oval:org.mitre.oval:def:14091 oval.cisecurity.org · VDB Entry https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.m...
  • oval:org.mitre.oval:def:16252 oval.cisecurity.org · VDB Entry https://oval.cisecurity.org/repository/search/definition/oval%3Aorg.m...
  • flash-unspec-code-execution(68029) exchange.xforce.ibmcloud.com · VDB Entry https://exchange.xforce.ibmcloud.com/vulnerabilities/68029
  • 1025651 securitytracker.com · VDB Entry http://www.securitytracker.com/id?1025651
  • adobe.com/support/security/bulletins/apsb11-18.html adobe.com · CVE Record http://www.adobe.com/support/security/bulletins/apsb11-18.html

Exploitation evidence

Why Previdian marks this CVE as exploited

Third-party attestation and first-party sensor observation are shown separately so teams can judge the evidence chain.

Exploited in the wild

CVE

Recorded 16 Jun 2011

A trusted third party reported exploitation.

Proof of concept available

Recorded 28 Apr 2025

Public scanner or PoC coverage increases practical exploitability.

Known exploited vulnerability sources

Per-source evidence links for KEV attestations are available through the Previdian Pro API.

Learn about Pro API access
Source Added
CVE First 2011-06-16 23:00 UTC

Detection

Operational artifacts and observed signals

Make the evidence actionable in scanner, SOC, and edge-control workflows.

Observed signals

Request targets
User-Agents
Callback hosts
0
0
0

Request targets and User-Agents available in Pro. Callback host details available in Enterprise.

Virtual patch status

No Previdian virtual patch is currently available. Future rules ship for ModSecurity, Cloudflare, and AWS WAF.

Learn about virtual patches →

Scanner Artifacts

Scanner and exploit-framework references linked to this CVE.

Scanner Reference Detected
Metasploit https://github.com/rapid7/metasploit-framework/blob/master/modules/exploits/windows/browser/adobe_flashplayer_arrayindexing.rb 28 Apr 2025

Risk and context

Severity, weaknesses, and research context

CVSS v2.0

10.0 High

Potential damage if exploited. Separate from whether attackers are using it.

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

EPSS

86.4%

Estimated chance of exploitation in the next 30 days. Previdian's warning comes from evidence, not this score.

Weaknesses

Improper Restriction of Operations within the Bounds of a Memory Buffer CWE-119

Potential Proof of Concepts

These PoCs are unverified and could contain malware. Use at your own risk.

adobe_flashplayer_arrayindexing

metasploit · Created Unknown

Metasploit module for CVE-2011-2110

Timeline

From disclosure to observed exploitation

  1. 15:02 UTC

    Metasploit module available

    Exploit module available

  2. 15:02 UTC

    Public PoC available

    Public proof-of-concept code published

  3. 23:00 UTC

    Added to Previdian KEV Feed

    High-confidence, third-party attested exploitation

  4. 23:00 UTC

    CVE published

    Vulnerability disclosed publicly

  5. 00:00 UTC

    CVE ID reserved

    Identifier reserved by the CNA

Pro API

Automate this intelligence

Confidence, exploit status, sensor telemetry, PoCs, scanner integrations, mentions, and tags are available programmatically for VM, SOC, and CTI workflows.

Start 14-day Pro trial Read API docs
  • Evidence confidence and provenance
  • First-party sensor telemetry
  • PoC and scanner references
  • Affected versions and enrichment
  • Automation-ready JSON delivery

GET /api/v2/pro/kevs/CVE-2011-2110

Free JSON includes basic KEV fields 
{
  "cve_id": "CVE-2011-2110",
  "confidence": "High",
  "cvss_score": 10.0,
  "cvss_estimated": false,
  "epss_score": 0.86421,
  "exploit_status": {
    "exploited_in_the_wild": true,
    "active_exploitation_observed": false
  },
  "sensor_telemetry": { "attempts": 0, "sensors": 0 }
}