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CVE-2013-0633Flash Player Memory Corruption

flash-plugin: multiple code execution flaws (APSB13-04)

Published Feb 7, 2013 · Updated Aug 6, 2024

Key Facts

Patch immediately
  • CVE-2013-0633 is a critical-severity vulnerability (CVSS 9.3 v2) affecting Flash Player (Adobe), flash-plugin (redhat).
  • It is exploited in the wild, listed in CIRCL KEV, Industry KEV feed since Feb 8, 2013. Public exploit code is available.
  • EPSS estimates a 21% probability of exploitation in the next 30 days.
  • Fixed versions are available, including Flash Player 10.3.183.51, flash-plugin 0:11.2.202.262-1.el5, flash-plugin 0:11.2.202.262-1.el6.
  • Brandefense priority: patch immediately, because it is listed as exploited in the wild.

Scores

CVSS v2

9.3

AV:N/AC:M/Au:N/C:C/I:C/A:C

EPSS (30-day exploit likelihood)

21%

Higher than 97.5% of all scored CVEs

Exploit maturity

Proof of concept

ATLAS score

42/100

Publication score, see How it works

Exploitation Verdict

KEV listed

Feb 8, 2013

Federal due date

None

No federal due date

Ransomware use

Not reported

Attributed actors

None named

Exploit & Defence Guidance

Exploit maturity

Proof of concept

Public exploit code

1

Proof-of-concept links

In-the-wild evidence

2

Reports of active use

Description

Buffer overflow in Adobe Flash Player before 10.3.183.51 and 11.x before 11.5.502.149 on Windows and Mac OS X, before 10.3.183.51 and 11.x before 11.2.202.262 on Linux, before 11.1.111.32 on Android 2.x and 3.x, and before 11.1.115.37 on Android 4.x allows remote attackers to execute arbitrary code via crafted SWF content, as exploited in the wild in February 2013.

Known-Exploited Catalog Listings

CatalogAddedRemediation dueRansomware use
CIRCL KEVFeb 8, 2013n/aNot reported
Industry KEV feedFeb 8, 2013n/aNot reported

Affected Products

3 affected entries in total
ProductAffected versionsFixed in
Flash PlayerAdobeSee advisory10.3.183.51
flash-pluginredhatSee advisory0:11.2.202.262-1.el5

Patched Releases

Flash Player

10.3.183.51

flash-plugin

0:11.2.202.262-1.el5, 0:11.2.202.262-1.el6

Timeline

  1. Publicly disclosed

    Feb 7, 2013

  2. Added to CIRCL KEV

    Feb 8, 2013

  3. Added to Industry KEV feed

    Feb 8, 2013

  4. Last updated

    Aug 6, 2024

Weakness Type

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

References

4 more references in the full CVE brief

FAQ

Common Questions.

Is CVE-2013-0633 On Your Attack Surface?

Brandefense matches it against the products discovered on your perimeter and opens a finding the day a CVE like this is listed.

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Figures as of Oct 19, 2026. Compiled by Brandefense technologies from public vulnerability catalogs; scoring as described in How it works.

To report an error, contact Brandefense.