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Fencer Intel
high 7.8

CVE-2012-1535 kev in the critical feed json

Unspecified vulnerability in Adobe Flash Player before 11.3.300.271 on Windows and Mac OS X and before 11.2.202.238 on Linux allows remote…

published 2012-08-15 14 y ago modified 2026-06-16 4 mo ago also EUVD-2012-1553

cvss
7.8
version 3.1, CNA
cisa kev
Exploited
added 2022-03-03
epss
70.4%
EPSS 70.4% chance of exploitation in 30 days, percentile 99.3%
public exploits
2
Metasploit, Exploit-DB

Summary

Unspecified vulnerability in Adobe Flash Player before 11.3.300.271 on Windows and Mac OS X and before 11.2.202.238 on Linux allows remote attackers to execute arbitrary code or cause a denial of service (application crash) via crafted SWF content, as exploited in the wild in August 2012 with SWF content in a Word document.

Patch / fix

cisa required action The impacted product is end-of-life and should be disconnected if still in use.

  • adobe flash_player 11.2.202.238, 11.3.300.271
  • flash-plugin RHEL 5 EXTRAS 11.2.202.238-1.el5
  • flash-plugin RHEL 6 EXTRAS 11.2.202.238-1.el6

red hat advisories RHSA-2012:1203RHSA-2012:1173

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-2012-1535 updated cvss 6.8

flash-plugin: code execution flaw (APSB12-18)

  • Red Hat Enterprise Linux Desktop Supplementary (v. 5) flash-plugin 11.2.202.238-1.el5
    fixed: vendor fix RHSA-2012:1203
  • Red Hat Enterprise Linux Desktop Supplementary (v. 6) flash-plugin 11.2.202.238-1.el6
    fixed: vendor fix RHSA-2012:1173
  • Red Hat Enterprise Linux Server Supplementary (v. 5) flash-plugin 11.2.202.238-1.el5
    fixed: vendor fix RHSA-2012:1203
  • Red Hat Enterprise Linux Server Supplementary (v. 6) flash-plugin 11.2.202.238-1.el6 Red Hat Enterprise Linux Workstation Supplementary (v. 6) flash-plugin 11.2.202.238-1.el6
    fixed: vendor fix RHSA-2012:1173

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. First public exploit (Metasploit exploit/windows/browser/adobe_flash_otf_font)
  2. Published
  3. Added to CISA KEV
  4. CISA patch deadline
  5. CISA SSVC: exploitation active

Known exploited

Added
4 y ago
Patch by
2022-03-24 (4 y ago)
Ransomware
Not known
Required action
The impacted product is end-of-life and should be disconnected if still in use.
Vendor, product
Adobe, Flash Player
CISA name
Adobe Flash Player Arbitrary Code Execution Vulnerability

ATT&CK techniques

How it is exploited and what it leads to, in MITRE ATT&CK terms.

  • T1204.002 Malicious File exploitation
  • T1105 Ingress Tool Transfer primary impact

kev release 2025-07-28, att&ck v16.1. KEV to ATT&CK mappings by the MITRE Center for Threat-Informed Defense (Mappings Explorer, Apache-2.0). © 2026 The MITRE Corporation. This work is reproduced and distributed with the permission of The MITRE Corporation. Terms of use

CISA SSVC

Exploitation
Active, exploited in the wild
Automatable
no
Technical impact
total
Assessed
21 mo ago

Exploit prediction

70.38% chance of exploitation in the next 30 days, higher than 99.3% of all scored CVEs (FIRST EPSS, 2026-11-09).

Exploits and checks

CVSS scores

assigned by version score vector
CISA ADP 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
CNA 3.1 7.8 CVSS:3.1/AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
NVD 2.0 9.3 AV:N/AC:M/Au:N/C:C/I:C/A:C

Classification

Weakness
  • CWE-94 Improper Control of Generation of Code
  • CWE-20 Improper Input Validation

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.