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Fencer Intel
critical 10.0

CVE-2014-0556 in the critical feed json

Heap-based buffer overflow in Adobe Flash Player before 13.0.0.244 and 14.x and 15.x before 15.0.0.152 on Windows and OS X and before 11.2.…

published 12y ago modified 4mo ago also EUVD-2014-0587

cvss
10.0
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
84.6%
EPSS 84.6% chance of exploitation in 30 days, percentile 99.7%
public exploits
2
Metasploit and Exploit-DB

Summary

Heap-based buffer overflow in Adobe Flash Player before 13.0.0.244 and 14.x and 15.x before 15.0.0.152 on Windows and OS X and before 11.2.202.406 on Linux, Adobe AIR before 15.0.0.249 on Windows and OS X and before 15.0.0.252 on Android, Adobe AIR SDK before 15.0.0.249, and Adobe AIR SDK & Compiler before 15.0.0.249 allows attackers to execute arbitrary code via unspecified vectors, a different vulnerability than CVE-2014-0559.

Patch / fix

  • flashplugin-nonfree Ubuntu 14.04 LTS 11.2.202.406ubuntu0.14.04.1

ubuntu advisories UBUNTU-CVE-2014-0556

Ubuntu security data © Canonical Ltd., from https://github.com/canonical/ubuntu-security-notices via OSV; changed: normalised to fixed package versions per release. CC BY-SA 4.0

  • flash-plugin RHEL 5 EXTRAS 11.2.202.406-1.el5
  • flash-plugin RHEL 6 EXTRAS 11.2.202.406-1.el6

red hat advisories RHSA-2014:1173

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Vendor advisories

What the vendors themselves say about their products: affected, fixed or not affected, and what to do.

red hat product security vex CVE-2014-0556 updated cvss 6.8

flash-plugin: multiple code execution or security bypass flaws (APSB14-21)

  • Red Hat Enterprise Linux Desktop Supplementary (v. 5) flash-plugin 11.2.202.406-1.el5 Red Hat Enterprise Linux Desktop Supplementary (v. 6) flash-plugin 11.2.202.406-1.el6 Red Hat Enterprise Linux Server Supplementary (v. 5) flash-plugin 11.2.202.406-1.el5 Red Hat Enterprise Linux Server Supplementary (v. 6) flash-plugin 11.2.202.406-1.el6 Red Hat Enterprise Linux Workstation Supplementary (v. 6) flash-plugin 11.2.202.406-1.el6
    fixed: vendor fix RHSA-2014:1173

Red Hat CSAF VEX © Red Hat, Inc., from https://security.access.redhat.com/data/csaf/v2/vex/; changed: reduced to product statuses and remediations. CC BY 4.0 · csaf

Timeline

  1. Published
  2. First public exploit (Metasploit exploit/windows/browser/adobe_flash_copy_pixels_to_byte_array)

Exploit prediction

84.58% chance of exploitation in the next 30 days, higher than 99.7% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

CVSS scores

assigned by version score vector
NVD 2.0 10.0 AV:N/AC:L/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-119 Improper Restriction of Operations within the Bounds of a Memory Buffer

References

Sources

Fencer Intel keeps one entry per vulnerability: the CVE id wins, then GHSA, and records that alias each other are merged, except that two CVEs always keep separate entries. The same data is available as JSON.