CVE-2015-0311

Name: CVE-2015-0311
Creator: NVD / NIST
Published: 2015-01-23T21:59:04.897+00:00
License: https://creativecommons.org/publicdomain/zero/1.0/

CRITICALCVSS 9.8/10Actively ExploitedEPSS 85.82%

Last modified Jun 17, 2026

CVE-2015-0311 is a critical-severity vulnerability rated 9.8/10 on the CVSS scale. Unspecified vulnerability in Adobe Flash Player through 13.0.0.262 and 14.x, 15.x, and 16.x through 16.0.0.287 on Windows and OS X and through 11.2.202.438 on Linux allows remote attackers to execute arbitrary code via unknown vectors, as exploited in the wild in January 2015.. CISA has confirmed active exploitation in the wild. EPSS estimates a 85.82% chance of exploitation in the next 30 days.

Description

Unspecified vulnerability in Adobe Flash Player through 13.0.0.262 and 14.x, 15.x, and 16.x through 16.0.0.287 on Windows and OS X and through 11.2.202.438 on Linux allows remote attackers to execute arbitrary code via unknown vectors, as exploited in the wild in January 2015.

Metrics

CVSS 3.1

9.8/10

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

EPSS Probability

85.82%

99.7th percentile

Probability of exploitation in the next 30 days. Learn more

Exploitation Status

This vulnerability is listed in CISA’s Known Exploited Vulnerabilities catalog, confirming active exploitation in the wild. Federal agencies must remediate by May 4, 2022.

Affected Software

Vendor	Product	Versions	Update
Adobe	Flash Player	<= 11.2.202.438	—
Adobe	Flash Player	<= 13.0.0.262	—
Adobe	Flash Player	>= 14.0.0.125, < 16.0.0.287	—
Suse	Linux Enterprise Desktop	11	Sp3
Suse	Linux Enterprise Desktop	12	—
Suse	Linux Enterprise Workstation Extension	12	—
Microsoft	Internet Explorer	10	—
Microsoft	Internet Explorer	11	—
Microsoft	Edge	All versions	—

References

http://helpx.adobe.com/security/products/flash-player/apsa15-01.htmlVendor Advisory
http://helpx.adobe.com/security/products/flash-player/apsb15-03.htmlBroken Link
http://lists.opensuse.org/opensuse-security-announce/2015-01/msg00027.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-01/msg00031.htmlMailing List, Third Party Advisory
http://malware.dontneedcoffee.com/2015/01/unpatched-vulnerability-0day-in-flash.htmlThird Party Advisory
http://secunia.com/advisories/62432Broken Link
http://secunia.com/advisories/62543Broken Link
http://secunia.com/advisories/62650Broken Link
http://secunia.com/advisories/62660Broken Link
http://secunia.com/advisories/62740Broken Link
http://security.gentoo.org/glsa/glsa-201502-02.xmlThird Party Advisory
http://www.securityfocus.com/bid/72283Broken Link, Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1031597Broken Link, Third Party Advisory, VDB Entry
https://technet.microsoft.com/library/security/2755801Patch, Vendor Advisory
http://helpx.adobe.com/security/products/flash-player/apsa15-01.htmlVendor Advisory
http://helpx.adobe.com/security/products/flash-player/apsb15-03.htmlBroken Link
http://lists.opensuse.org/opensuse-security-announce/2015-01/msg00027.htmlMailing List, Third Party Advisory
http://lists.opensuse.org/opensuse-security-announce/2015-01/msg00031.htmlMailing List, Third Party Advisory
http://malware.dontneedcoffee.com/2015/01/unpatched-vulnerability-0day-in-flash.htmlThird Party Advisory
http://secunia.com/advisories/62432Broken Link
http://secunia.com/advisories/62543Broken Link
http://secunia.com/advisories/62650Broken Link
http://secunia.com/advisories/62660Broken Link
http://secunia.com/advisories/62740Broken Link
http://security.gentoo.org/glsa/glsa-201502-02.xmlThird Party Advisory
http://www.securityfocus.com/bid/72283Broken Link, Third Party Advisory, VDB Entry
http://www.securitytracker.com/id/1031597Broken Link, Third Party Advisory, VDB Entry
https://technet.microsoft.com/library/security/2755801Patch, Vendor Advisory
https://github.com/cisagov/vulnrichment/issues/196Issue Tracking
https://www.cisa.gov/known-exploited-vulnerabilities-catalog?field_cve=CVE-2015-0311US Government Resource

Timeline

Published: Jan 23, 2015
Last Modified: Jun 17, 2026
Status: Analyzed

Frequently Asked Questions

What is CVE-2015-0311?

How severe is CVE-2015-0311?

CVE-2015-0311 has a CVSS score of 9.8/10 (CRITICAL severity). The EPSS model estimates a 85.82% probability of exploitation in the next 30 days. This vulnerability is listed in CISA's Known Exploited Vulnerabilities catalog.

How do I fix CVE-2015-0311?

Check the vendor references and advisories linked above for patched versions and mitigation guidance. You can also run a Strix scan to test if your systems are affected.

Are you affected by CVE-2015-0311?

Run a free Strix scan to check your systems for this vulnerability.

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Source: NVD / NIST