CVE-2014-0497
Adobe Flash Player Integer Underflow Vulnerablity
Adobe Flash Player
Integer underflow in Adobe Flash Player before 11.7.700.261 and 11.8.x through 12.0.x before 12.0.0.44 on Windows and Mac OS X, and before 11.2.202.336 on Linux, allows remote attackers to execute arbitrary code via unspecified vectors.
Exploitation status
CISA Known Exploited Vulnerabilities
Listed by CISA on 17 September 2024. US federal agencies were required to remediate it by 8 October 2024.
EPSS — exploitation probability
FIRST puts the probability of exploitation activity in the next 30 days at 99.9%, which is higher than 99.9% of all scored vulnerabilities. EPSS is a forecast of activity, not a measure of severity, and it is rescored daily.
CVSS vector
CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H
Frequently asked questions
Is CVE-2014-0497 being exploited by ransomware groups?
No ransomware group in this database is currently recorded as exploiting CVE-2014-0497.
What does CVE-2014-0497 affect?
CVE-2014-0497 affects Adobe Flash Player. Integer underflow in Adobe Flash Player before 11.7.700.261 and 11.8.x through 12.0.x before 12.0.0.44 on Windows and Mac OS X, and before 11.2.202.336 on Linux, allows remote attackers to execute arbitrary code via unspecified vectors.
How severe is CVE-2014-0497?
CVE-2014-0497 is rated CRITICAL with a CVSS base score of 9.8. EPSS puts the probability of exploitation in the next 30 days at 99.9%, higher than 99.9% of all scored vulnerabilities. It is listed in the CISA Known Exploited Vulnerabilities catalog, with a federal remediation deadline of 8 October 2024.
How should organisations respond to CVE-2014-0497?
Apply the vendor patch for Adobe Flash Player as the first priority, and treat any internet-facing instance as the most urgent. Because this vulnerability is associated with ransomware activity, also review whether the affected systems were reachable before patching, rather than assuming that patching alone closes the incident.