CVE-2014-8439
CVE-2014-8439 is a high-severity vulnerability in Adobe Flash Player with a CVSS 3.x base score of 8.8. It is listed in CISA's Known Exploited Vulnerabilities (KEV) catalog, confirming it has been exploited in the wild (added 2022-05-25). The underlying weakness is classified as CWE-119.
Key facts
- Severity: High (CVSS 3.x base score 8.8)
- CVSS v2: 10.0
- EPSS exploit prediction: 20% (97th percentile)
- Actively exploited: Yes — listed in CISA KEV (added 2022-05-25)
- EU (EUVD) id: EUVD-2014-8276
- EU exploitation: Flagged exploited in the ENISA EU Vulnerability Database (since 2022-05-25)
- Weakness: CWE-119
- Affected product: Adobe Flash Player
- Published:
- Last modified:
Description
Adobe Flash Player before 13.0.0.258 and 14.x and 15.x before 15.0.0.239 on Windows and OS X and before 11.2.202.424 on Linux, Adobe AIR before 15.0.0.293, Adobe AIR SDK before 15.0.0.302, and Adobe AIR SDK & Compiler before 15.0.0.302 allow attackers to execute arbitrary code or cause a denial of service (invalid pointer dereference) via unspecified vectors.
Frequently asked questions
- What is CVE-2014-8439?
- Adobe Flash Player before 13.0.0.258 and 14.x and 15.x before 15.0.0.239 on Windows and OS X and before 11.2.202.424 on Linux, Adobe AIR before 15.0.0.293, Adobe AIR SDK before 15.0.0.302, and Adobe AIR SDK & Compiler before 15.0.0.302 allow attackers to execute arbitrary code or cause a denial of service (invalid pointer dereference) via unspecified vectors.
- How severe is CVE-2014-8439?
- CVE-2014-8439 has a CVSS 3.x base score of 8.8, rated high severity. It is exploitable over network with low attack complexity, requires no privileges and user interaction. Impact on confidentiality is high, integrity high, and availability high.
- Is CVE-2014-8439 being actively exploited?
- Yes. CVE-2014-8439 is on CISA's Known Exploited Vulnerabilities (KEV) catalog, added on 2022-05-25, which means active exploitation has been confirmed. It should be prioritised for remediation.
- What products are affected by CVE-2014-8439?
- CVE-2014-8439 primarily affects Adobe Flash Player. In total, 4 product configurations (CPEs) are listed as vulnerable; see the affected-products list for the exact versions.
- How do I fix CVE-2014-8439?
- Review the linked vendor and NVD advisories for patched versions and mitigations, then upgrade or apply the recommended workaround. Because this CVE is known to be actively exploited, treat remediation as urgent — CISA KEV typically sets a short remediation deadline.
- Does CVE-2014-8439 have an EU (EUVD) identifier?
- Yes. CVE-2014-8439 is tracked in the ENISA EU Vulnerability Database (EUVD) as EUVD-2014-8276. It is also flagged as exploited in the EUVD (since 2022-05-25).
- When was CVE-2014-8439 published?
- CVE-2014-8439 was published on 2014-11-25 and last updated on 2026-06-17.
References
- http://helpx.adobe.com/security/products/flash-player/apsb14-22.html
- http://helpx.adobe.com/security/products/flash-player/apsb14-26.html
- http://lists.opensuse.org/opensuse-security-announce/2014-11/msg00020.html
- http://lists.opensuse.org/opensuse-security-announce/2014-12/msg00001.html
- http://lists.opensuse.org/opensuse-security-announce/2014-12/msg00004.html
- http://rhn.redhat.com/errata/RHSA-2014-1915.html
- http://secunia.com/advisories/60217
- http://www.securityfocus.com/bid/71289
- http://www.securitytracker.com/id/1031259
- https://exchange.xforce.ibmcloud.com/vulnerabilities/98932
- https://www.f-secure.com/weblog/archives/00002768.html
- https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2014-8439
Affected products (4)
- cpe:2.3:a:adobe:flash_player:*:*:*:*:*:*:*:*
- cpe:2.3:a:adobe:air:*:*:*:*:*:*:*:*
- cpe:2.3:a:adobe:air_sdk:*:*:*:*:*:*:*:*
- cpe:2.3:a:adobe:air_sdk_\&_compiler:*:*:*:*:*:*:*:*
More vulnerabilities in Adobe Flash Player
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- CVE-2015-8455 — Critical (CVSS 10.0): 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…
- CVE-2015-8454 — Critical (CVSS 10.0): Use-after-free vulnerability in Adobe Flash Player before 18.0.0.268 and 19.x and 20.x before 20.0.0.228 on Windows and…
- CVE-2015-8452 — Critical (CVSS 10.0): Use-after-free vulnerability in Adobe Flash Player before 18.0.0.268 and 19.x and 20.x before 20.0.0.228 on Windows and…
- CVE-2015-8451 — Critical (CVSS 10.0): 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…
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