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Fencer Intel
critical 9.3

CVE-2011-0621 json

Adobe Flash Player before 10.3.181.14 on Windows, Mac OS X, Linux, and Solaris and before 10.3.185.21 on Android allows attackers to execut…

published 2011-05-13 15 y ago modified 2026-06-16 4 mo ago also EUVD-2011-0639

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
3.9%
EPSS 3.9% chance of exploitation in 30 days, percentile 90%
public exploits
0
none known

Summary

Adobe Flash Player before 10.3.181.14 on Windows, Mac OS X, Linux, and Solaris and before 10.3.185.21 on Android allows attackers to execute arbitrary code or cause a denial of service (memory corruption) via unspecified vectors, a different vulnerability than CVE-2011-0619, CVE-2011-0620, and CVE-2011-0622.

Patch / fix

  • flash-plugin RHEL 5 EXTRAS 10.3.181.14-1.el5
  • flash-plugin RHEL 6 EXTRAS 10.3.181.14-1.el6

red hat advisories RHSA-2011:0511

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-2011-0621 updated cvss 6.8

flash-plugin: crash and potential arbitrary code execution (APSB11-12)

  • Red Hat Enterprise Linux Desktop Supplementary (v. 5) flash-plugin 10.3.181.14-1.el5 Red Hat Enterprise Linux Desktop Supplementary (v. 6) flash-plugin 10.3.181.14-1.el6 Red Hat Enterprise Linux Server Supplementary (v. 5) flash-plugin 10.3.181.14-1.el5 Red Hat Enterprise Linux Server Supplementary (v. 6) flash-plugin 10.3.181.14-1.el6 Red Hat Enterprise Linux Workstation Supplementary (v. 6) flash-plugin 10.3.181.14-1.el6
    fixed: vendor fix RHSA-2011:0511

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

Exploit prediction

3.88% chance of exploitation in the next 30 days, higher than 90% of all scored CVEs (FIRST EPSS, 2026-11-09).

CVSS scores

assigned by version score vector
NVD 2.0 9.3 AV:N/AC:M/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.