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Fencer Intel
critical 9.3

CVE-2012-0773 json

The NetStream class in Adobe Flash Player before 10.3.183.18 and 11.x before 11.2.202.228 on Windows, Mac OS X, and Linux; Flash Player bef…

published 2012-03-28 14 y ago modified 2026-06-16 4 mo ago also EUVD-2012-0805

cvss
9.3
version 2.0, NVD
cisa kev
Not listed
not in CISA's catalog
epss
5.4%
EPSS 5.4% chance of exploitation in 30 days, percentile 92%
public exploits
0
none known

Summary

The NetStream class in Adobe Flash Player before 10.3.183.18 and 11.x before 11.2.202.228 on Windows, Mac OS X, and Linux; Flash Player before 10.3.183.18 and 11.x before 11.2.202.223 on Solaris; Flash Player before 11.1.111.8 on Android 2.x and 3.x; and AIR before 3.2.0.2070 allows attackers to execute arbitrary code or cause a denial of service (memory corruption) via unspecified vectors.

Patch / fix

  • adobe flash_player 10.3.183.18, 11.1.111.8, 11.2.202.223, 11.2.202.228
  • adobe adobe_air 3.2.0.2070
  • flash-plugin RHEL 5 EXTRAS 10.3.183.18-1.el5
  • flash-plugin RHEL 6 EXTRAS 10.3.183.18-1.el6

red hat advisories RHSA-2012:0434

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-2012-0773 updated cvss 6.8

flash-plugin: arbitrary code execution via memory corruption flaw in NetStream class (APSB12-07)

  • Red Hat Enterprise Linux Desktop Supplementary (v. 5) flash-plugin 10.3.183.18-1.el5 Red Hat Enterprise Linux Desktop Supplementary (v. 6) flash-plugin 10.3.183.18-1.el6 Red Hat Enterprise Linux Server Supplementary (v. 5) flash-plugin 10.3.183.18-1.el5 Red Hat Enterprise Linux Server Supplementary (v. 6) flash-plugin 10.3.183.18-1.el6 Red Hat Enterprise Linux Workstation Supplementary (v. 6) flash-plugin 10.3.183.18-1.el6
    fixed: vendor fix RHSA-2012:0434

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

5.44% chance of exploitation in the next 30 days, higher than 92% 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

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.