6.8
MEDIUM
CVE-2011-3945
FFmpeg KVG1 Decoder Stack-Based Buffer Overflow
Description

The decode_frame function in the KVG1 decoder (kgv1dec.c) in libavcodec in FFmpeg 0.7.x before 0.7.12 and 0.8.x before 0.8.11, and in Libav 0.5.x before 0.5.9, 0.6.x before 0.6.6, 0.7.x before 0.7.5, and 0.8.x before 0.8.1, allows remote attackers to cause a denial of service (crash) and possibly execute arbitrary code via a crafted media file.

INFO

Published Date :

Aug. 20, 2012, 8:55 p.m.

Last Modified :

Nov. 7, 2023, 2:09 a.m.

Remotely Exploitable :

Yes !

Impact Score :

6.4

Exploitability Score :

8.6
Affected Products

The following products are affected by CVE-2011-3945 vulnerability. Even if cvefeed.io is aware of the exact versions of the products that are affected, the information is not represented in the table below.

ID Vendor Product Action
1 Ffmpeg ffmpeg
1 Libav libav
References to Advisories, Solutions, and Tools

We scan GitHub repositories to detect new proof-of-concept exploits. Following list is a collection of public exploits and proof-of-concepts, which have been published on GitHub (sorted by the most recently updated).

Results are limited to the first 15 repositories due to potential performance issues.

The following list is the news that have been mention CVE-2011-3945 vulnerability anywhere in the article.

The following table lists the changes that have been made to the CVE-2011-3945 vulnerability over time.

Vulnerability history details can be useful for understanding the evolution of a vulnerability, and for identifying the most recent changes that may impact the vulnerability's severity, exploitability, or other characteristics.

  • CVE Modified by [email protected]

    May. 14, 2024

    Action Type Old Value New Value
  • CVE Source Update by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Changed Source Google Inc. Chrome
  • CVE Modified by [email protected]

    Nov. 07, 2023

    Action Type Old Value New Value
    Added Reference Chrome http://www.mandriva.com/security/advisories?name=MDVSA-2012:076 [No types assigned]
    Added Reference Chrome http://git.libav.org/?p=libav.git%3Ba=commit%3Bh=a02e8df973f5478ec82f4c507f5b5b191a5ecb6b [No types assigned]
    Added Reference Chrome http://git.videolan.org/?p=ffmpeg.git%3Ba=commit%3Bh=807a045ab7f51993a2c1b3116016cbbd4f3d20d6 [No types assigned]
    Added Reference Chrome http://ffmpeg.org/ [No types assigned]
    Added Reference Chrome http://libav.org/ [No types assigned]
    Removed Reference Google Inc. http://git.videolan.org/?p=ffmpeg.git;a=commit;h=807a045ab7f51993a2c1b3116016cbbd4f3d20d6
    Removed Reference Google Inc. http://ffmpeg.org/
    Removed Reference Google Inc. http://www.mandriva.com/security/advisories?name=MDVSA-2012:076
    Removed Reference Google Inc. http://git.libav.org/?p=libav.git;a=commit;h=a02e8df973f5478ec82f4c507f5b5b191a5ecb6b
    Removed Reference Google Inc. http://libav.org/
  • Initial Analysis by [email protected]

    Aug. 21, 2012

    Action Type Old Value New Value
EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days. Following chart shows the EPSS score history of the vulnerability.
Exploit Prediction

EPSS is a daily estimate of the probability of exploitation activity being observed over the next 30 days.

2.09 }} 0.62%

score

0.89325

percentile

CVSS2 - Vulnerability Scoring System
Access Vector
Access Complexity
Authentication
Confidentiality
Integrity
Availability