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Adobe Reader & Adobe Acrobat: Plug-In Buffer Overflow Vulnerability - for Windows, Mac, Linux & Solaris Versions of Software
Just the facts
     
Title   Adobe Reader & Adobe Acrobat: Plug-In Buffer Overflow Vulnerability - for Windows, Mac, Linux & Solaris Versions of Software
Description   Vulnerability can be exploited to compromise a user's system.
CyTRAP Labs ID   CT110025
Original release date   2005-08-16
Systems affected  
Version number   1.0
ISSN   1603-9858
Verify threat   http://casescontact.org/alerts/110025
Risk assessment   High
Impact/Severity   High
 

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What is the problem?
     
Admin  

A) VULNERABILITY A vulnerability has been reported in:

  • Adobe Reader, and
  • Adobe Acrobat

    These can be exploited by malicious people to run arbitrary code.

    B) THREAT

    These vulnerabilities pose a threat, whereby the result could be a buffer overflow within a core application plug-in, which is part of Adobe Acrobat and Adobe Reader ((explanation for What is a buffer overflow - go to lower part of CyTRAP110020 alert - see here: http://casescontact.org/alerts/110020 .

    If a malicious file were opened it could trigger a buffer overflow as the file is being loaded into Adobe Acrobat and Adobe Reader.

    This vulnerabilities is rated "critical" by the vendor, who recommends that users install the fix - with the upgrade - ASAP.

    C) IMPACT

    A buffer overflow can cause the application to crash and increase the risk of malicious code execution.

  •      
    How does it affect me?   Should I Worry?

    Yes

    Adobe is a widely used program and many desktops and notebooks come with Adobe Reader factory installed.

    Affects software versions running on Windows, MAC as well as Linux and Solaris operating systems.

         
    Systems affected  

    Adobe Reader - Versions

  • 7.x
  • 6.x
  • 5.x

    Adobe Acrobat - Versions

  • 7.x
  • 6.x
  • 5.x

    Be aware that versions running on Mac OS as well as Linux or Solaris are also affected by this vulnerability.

  •      
    Not affected systems   Other versions of Adobe Acrobat and Adobe Reader Other pdf readers or software that allows creating pdf files is available (see end of this alert for link for free downloads).
     

    Minimize your exposure to this threat - follow the steps outlined below
         
    How do I fix it   The vulnerabilities have been fixed and are already available for Windows and Mac OS as follows:

  • For version 7.0-7.0.2, users should utilize the product's automatic update facility. The default installation configuration runs automatic updates on a regular schedule, and can be manually activated by choosing
  • Help > Check For Updates Now.

  • Alternatively, the 7.0.3 update files can also be manually downloaded and installed from:
  • http://www.adobe.com/support/downloads

    For version 6.0-6.0.3, users should utilize the product's automatic update facility to install version 6.0.4 or alternatively download from the above link.

    For version 5.0-5.0.5, users should download and install the 5.0.10

    Mac, Linux and Solaris -- Use Automatic UPDATE Feature or else get Download here

    http://www.adobe.com/support/techdocs/321644.html  
         
    Other Actions  

    Adobe Alternatives for Free Here

    Just in case you want to create a pdf file in Word, without using Adobe Acrobat, there is a free plug in available here:

    http://security.weburb.dk/frame/show/news/3057 If you want to read a pdf file you can use another program than Adobe Reader that is also faster and has all the same features and more, download it from here:

    http://security.weburb.dk/frame/show/news/3744

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    French Version from CASES.lu ==> Adobe Acrobat vulnérable - procédez à une mise-à-jour

    http://www.cases.public.lu/alertes/2005/08/17_acrobat/index.html

  •  

    If you need more information, please read on. Otherwise follow the steps outlined above.
         
    Source   Secunia
    Source URL   http://secunia.com/advisories/16466/
    Source date   2005-08-16
    Other source URL   http://www.adobe.com/support/techdocs/321644.html
    Other source date   2005-08-16
    More information   Adobe
    CAN   CVE-2005-2470
    CVE   CVE-2005-2470
    Microsoft   -
    Secunia   SA16466
    iDefense   -.-
    USCert   -
    CyTRAP labs ID   -
    Other source   Adobe Security Advisory 321644
     

    CYTRAP resources - check it out - because it will help you better protect yourself
         

    Administrative
         
    Author   Urs E. Gattiker - CyTRAP Labs
         
    Revisions  
  • 1.0 - 2005-08-16 - First Version
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