CVE-2014-0502

Exp

Double free vulnerability in Adobe Flash Player before 11.7.700.269 and 11.8.x through 12.0.x before 12.0.0.70 on Windows and Mac OS X and before 11.2.202.341 on Linux, Adobe AIR before 4.0.0.1628 on Android, Adobe AIR SDK before 4.0.0.1628, and Adobe AIR SDK & Compiler before 4.0.0.1628 allows remote attackers to execute arbitrary code via unspecified vectors, as exploited in the wild in February 2014.

Published: 2014-02-21 Last update: 2026-04-21 Assigner: [email protected] Source: [email protected]
NVD Status：Analyzed，CVE State: published
View at NVD, CVE.org, EUVD

CVE-2014-0502 is rated Critical Active Threat (94.3/100): CVSS High severity, with high exploitation likelihood (EPSS 89.83%, 100th percentile). CISA KEV confirms active exploitation (added 2024-09-17) affecting Adobe / Flash Player. a weakness (CWE-415) Unauthenticated remote administrative access may be possible. The CISA remediation deadline has passed—treat as an emergency patch priority.

Risk is dynamic; we continuously reassess and refresh what is shown on this page as upstream context changes.

CISA KEV Record for CVE-2014-0502

Name: Adobe Flash Player Double Free Vulnerablity · CISA KEV detail

Exploit added: 2024-09-17

Action due: 2024-10-08

Required action: The impacted product is end-of-life (EoL) and/or end-of-service (EoS). Users should discontinue utilization of the product.

Public exploit references (Exploit-DB) for CVE-2014-0502

EDB-ID Source Kind Published Link
— nvd_ref exploit_tag Exploit-DB ↗
— nvd_ref exploit_tag Exploit-DB ↗

Exploit prediction scoring system (EPSS) score for CVE-2014-0502

EPSS lead: Daily EPSS estimates relative likelihood of exploitation; percentile ranks this CVE among scored vulnerabilities (higher = more severe relative rank).

# Date Old EPSS score New EPSS score Delta (New - Old)
1 2026-05-22 90.63% 89.83% -0.80%
2 2026-04-22 88.95% 90.63% +1.68%
3 2026-03-04 — 88.95% —

Full EPSS history (40 records total)

Common vulnerability scoring system (CVSS) metrics for CVE-2014-0502

CVSS metrics for this CVE.

Base score Version Severity Vector Exploitability Impact Score source
8.8 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:R)
A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 2.8 5.9 [email protected]
8.8 3.1 HIGH
CVSS:3.1/AV:N/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H Click to expand
Attack vector (AV:N)
Could be attacked over the internet or any normal routed network—not just someone sitting at the machine.
Attack complexity (AC:L)
Once they can reach the bug, pulling it off is straightforward—no weird race conditions or rare setup.
Privileges required (PR:N)
No account or special rights needed—anonymous or random user is enough.
User interaction (UI:R)
A real person has to do something—click, install, enable—otherwise it doesn’t land.
Scope (S:U)
Damage stays in the same “trust bubble” as the broken component—no big spill into unrelated systems.
Confidentiality (C:H)
Serious risk that confidential data gets exposed in a big way.
Integrity (I:H)
They could widely tamper with or forge data—trust in the data is badly hurt.
Availability (A:H)
Could take the service down hard or make it unusable for people who depend on it.
 2.8 5.9 134c704f-9b21-4f2e-91b3-4a467353bcc0
10.0 2.0 HIGH
AV:N/AC:L/Au:N/C:C/I:C/A:C Click to expand
Access vector (AV:N)
Can be exploited remotely over network reachability.
Access complexity (AC:L)
Exploitation conditions are straightforward and predictable.
Authentication (AU:N)
No authentication is required.
Confidentiality impact (C:C)
Complete confidentiality impact.
Integrity impact (I:C)
Complete integrity impact.
Availability impact (A:C)
Complete availability impact.
 10.0 10.0 [email protected]

Weakness enumeration for CVE-2014-0502

OS Trackers for CVE-2014-0502

vendor priority summary link
gentoo normal CVE-2014-0502: 1 GLSA(s) (201405-04), 1 atom(s) (www-plugins/adobe-flash); latest impact normal. https://bugs.gentoo.org/buglist.cgi?quicksearch=CVE-2014-0502
redhat critical — https://access.redhat.com/security/cve/CVE-2014-0502
ubuntu medium CVE-2014-0502 medium priority: Ubuntu including 2 source packages (adobe-flashplugin, flashplugin-nonfree), 10 status rows across 5 suites (lucid, precise, quantal, saucy, upstream): released 8, ignored 2. https://ubuntu.com/security/CVE-2014-0502

Affected software / configurations for CVE-2014-0502

Vendor Product Version Raw CPE
adobe flash_player < 11.7.700.269 cpe:2.3:a:adobe:flash_player:*:*:*:*:*:*:*:*
adobe flash_player >= 11.8.800.94, < 12.0.0.70 cpe:2.3:a:adobe:flash_player:*:*:*:*:*:*:*:*
adobe adobe_air_sdk < 4.0.0.1628 cpe:2.3:a:adobe:adobe_air_sdk:*:*:*:*:*:*:*:*
adobe flash_player < 11.2.202.341 cpe:2.3:a:adobe:flash_player:*:*:*:*:*:*:*:*
adobe adobe_air < 4.0.0.1628 cpe:2.3:a:adobe:adobe_air:*:*:*:*:*:*:*:*
opensuse opensuse 11.4 cpe:2.3:o:opensuse:opensuse:11.4:*:*:*:*:*:*:*
opensuse opensuse 12.3 cpe:2.3:o:opensuse:opensuse:12.3:*:*:*:*:*:*:*
opensuse opensuse 13.1 cpe:2.3:o:opensuse:opensuse:13.1:*:*:*:*:*:*:*
suse linux_enterprise_desktop 11 cpe:2.3:o:suse:linux_enterprise_desktop:11:sp3:*:*:*:*:*:*
redhat enterprise_linux_desktop 5.0 cpe:2.3:o:redhat:enterprise_linux_desktop:5.0:*:*:*:*:*:*:*
redhat enterprise_linux_desktop 6.0 cpe:2.3:o:redhat:enterprise_linux_desktop:6.0:*:*:*:*:*:*:*
redhat enterprise_linux_eus 6.5 cpe:2.3:o:redhat:enterprise_linux_eus:6.5:*:*:*:*:*:*:*
redhat enterprise_linux_server 5.0 cpe:2.3:o:redhat:enterprise_linux_server:5.0:*:*:*:*:*:*:*
redhat enterprise_linux_server 6.0 cpe:2.3:o:redhat:enterprise_linux_server:6.0:*:*:*:*:*:*:*
redhat enterprise_linux_server_aus 6.5 cpe:2.3:o:redhat:enterprise_linux_server_aus:6.5:*:*:*:*:*:*:*
redhat enterprise_linux_workstation 5.0 cpe:2.3:o:redhat:enterprise_linux_workstation:5.0:*:*:*:*:*:*:*
redhat enterprise_linux_workstation 6.0 cpe:2.3:o:redhat:enterprise_linux_workstation:6.0:*:*:*:*:*:*:*

References for CVE-2014-0502

URL Tags
http://helpx.adobe.com/security/products/flash-player/apsb14-07.html Broken Link Patch Vendor Advisory
http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00014.html Mailing List
http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00015.html Mailing List
http://lists.opensuse.org/opensuse-security-announce/2014-02/msg00017.html Mailing List
http://rhn.redhat.com/errata/RHSA-2014-0196.html Third Party Advisory
http://security.gentoo.org/glsa/glsa-201405-04.xml Third Party Advisory
http://www.alienvault.com/open-threat-exchange/blog/analysis-of-an-attack-exploiting-the-adobe-zero-day-cve-2014-0502/ Exploit Third Party Advisory
https://volatility-labs.blogspot.com/2014/04/building-decoder-for-cve-2014-0502.html Exploit Third Party Advisory
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2014-0502 US Government Resource
cvelogic Threat Intelligence