CVE-2015-5119

Confirmed PUBLISHED

Use-after-free vulnerability in the ByteArray class in the ActionScript 3 (AS3) implementation in Adobe Flash Player 13.x through 13.0.0.296 and...

Adobe · Flash Player

Exploited in the wild PoC available

Recommended Action

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

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Confidence

Confirmed

Exploitation Status

Exploited in the wild

Observed in Sensors

Attempts (30d)

—

Unique Attacker IPs

—

CISA KEV

In CISA KEV

CVSS / EPSS

9.8 Critical

At a Glance

Use-after-free vulnerability in the ByteArray class in the ActionScript 3 (AS3) implementation in Adobe Flash Player 13.x through 13.0.0.296 and 14.x through 18.0.0.194 on Windows and OS X and 11.x through 11.2.202.468 on Linux allows remote attackers to execute arbitrary code or cause a denial of service (memory corruption) via crafted Flash content that overrides a valueOf function, as exploited in the wild in July 2015.

windows cisa linux metasploit

CVE Published: Jul 08, 2015
Exploitation Reported: Mar 03, 2022
CVSS: 9.8 Critical
EPSS: —

Remote Low complexity No user interaction Unauthenticated

Affected Versions

Vendor	Product	Version	Status
n/a	n/a	n/a	Affected

CVE References

openSUSE-SU-2015:1207 lists.opensuse.org · Vendor Advisory http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00015...
SUSE-SU-2015:1211 lists.opensuse.org · Vendor Advisory http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00017...
RHSA-2015:1214 rhn.redhat.com · Vendor Advisory http://rhn.redhat.com/errata/RHSA-2015-1214.html
SUSE-SU-2015:1214 lists.opensuse.org · Vendor Advisory http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00018...
GLSA-201507-13 security.gentoo.org · Vendor Advisory https://security.gentoo.org/glsa/201507-13

Show 11 more references

openSUSE-SU-2015:1210 lists.opensuse.org · Vendor Advisory http://lists.opensuse.org/opensuse-security-announce/2015-07/msg00016...
TA15-195A us-cert.gov · Third-Party Advisory http://www.us-cert.gov/ncas/alerts/TA15-195A
VU#561288 kb.cert.org · Third-Party Advisory http://www.kb.cert.org/vuls/id/561288
1032809 securitytracker.com · VDB Entry http://www.securitytracker.com/id/1032809
75568 securityfocus.com · VDB Entry http://www.securityfocus.com/bid/75568
rapid7.com/db/modules/exploit/multi/browser/adobe_flash... rapid7.com · CVE Record http://www.rapid7.com/db/modules/exploit/multi/browser/adobe_flash_ha...
helpx.adobe.com/security/products/flash-player/apsa15-03.html helpx.adobe.com · CVE Record https://helpx.adobe.com/security/products/flash-player/apsa15-03.html
helpx.adobe.com/security/products/flash-player/apsb15-16.html helpx.adobe.com · CVE Record https://helpx.adobe.com/security/products/flash-player/apsb15-16.html
packetstormsecurity.com/files/132600/Adobe-Flash-Player-ByteArray-Us... packetstormsecurity.com · CVE Record https://packetstormsecurity.com/files/132600/Adobe-Flash-Player-ByteA...
blog.trendmicro.com/trendlabs-security-intelligence/unpatched-fl... blog.trendmicro.com · CVE Record http://blog.trendmicro.com/trendlabs-security-intelligence/unpatched-...
twitter.com/w3bd3vil/statuses/618168863708962816 twitter.com · CVE Record http://twitter.com/w3bd3vil/statuses/618168863708962816

Recommended Actions

Prioritize remediation. Validate affected assets and apply vendor fixes on an accelerated timeline.
Check enrichment artifacts for scanner coverage and available PoCs before rolling remediation validation.
Use the Pro API to automate enrichment, telemetry, and workflow delivery for VM, SOC, and CTI pipelines.

Known Exploited Vulnerability Sources

Catalogues that list this CVE as a known exploited vulnerability.

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

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Source	Added
CISA First	2022-03-03 00:00 UTC

Scanner Artifacts

Nuclei and Metasploit references linked to this CVE.

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

CVSS Scores

CVSS v3.1 9.8 Critical

CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H

CVSS v2.0 10.0 High

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

Exploitation Status

Exploited in the wild

Recorded 2022-03-03 00:00:00 UTC · CISA

Proof of concept available

Recorded 2015-07-29 20:21:20 UTC · GitHub

Weaknesses (CWE)

CWE-416

Use After Free

Scanner Integrations

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

Potential Proof of Concepts

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

dangokyo/CVE-2015-5119

github · Created 2018-08-21 12:31:49 UTC · 3 stars

CiscoCXSecurity/CVE-2015-5119_walkthrough

github · Created 2015-09-10 10:10:36 UTC · 13 stars

Archive from the article CVE-2015-5119 Flash ByteArray UaF: A beginner's walkthrough

jvazquez-r7/CVE-2015-5119

github · Created 2015-07-29 20:21:20 UTC · 12 stars

adobe_flash_hacking_team_uaf

metasploit · Created Unknown

Metasploit module for CVE-2015-5119

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

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Pro API Example

GET /api/v2/pro/kevs/CVE-2015-5119

{
  "cve_id": "CVE-2015-5119",
  "title": "Use-after-free vulnerability in the ByteArray class in the ActionScript 3 (AS...",
  "affected_vendor": "Adobe",
  "affected_product": "Flash Player",
  "affected_versions": [
    { "vendor": "...", "product": "...", "status": "affected", "display_label": "..." }
  ],
  "confidence": "Confirmed",
  "cvss_score": 9.8,
  "epss_score": null,
  "exploit_status": {
    "exploited_in_the_wild": true,
    "active_exploitation_observed": false
  },
  "sensor_telemetry": { "...": "Pro API fields" },
  "proof_of_concepts": [ "..." ],
  "scanner_integrations": [ "..." ]
}

The free JSON API returns basic KEV fields only. Confidence, telemetry, and artifact enrichment require Pro API access.

CVE-2015-5119

At a Glance

Affected Versions

CVE References

Recommended Actions

Known Exploited Vulnerability Sources

Scanner Artifacts

Virtual Patch

CVSS Scores

Exploitation Status

Weaknesses (CWE)

Scanner Integrations

Potential Proof of Concepts

Timeline

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