Adobe Security Bulletin

Security updates available for Adobe Acrobat and Reader | APSB18-40

Bulletin ID

Date Published

Priority

APSB18-40

November 13, 2018

1

Summary

Adobe has released security updates for Adobe Acrobat and Reader for Windows to resolve an important vulnerability.  Successful exploitation could lead to an inadvertent leak of the user’s hashed NTLM password. 

Proof-of-concept code for CVE-2018-15979 is publicly available.  

Affected Versions

Product

Track

Affected Versions

Platform

Acrobat DC 

Continuous

2019.008.20080 and earlier versions 

Windows 

Acrobat Reader DC

Continuous

2019.008.20080 and earlier versions 

Windows

 

 

 

 

Acrobat 2017

Classic 2017

2017.011.30105 and earlier versions

Windows

Acrobat Reader 2017

Classic 2017

2017.011.30105 and earlier versions

Windows

 

 

 

 

Acrobat DC 

Classic 2015

2015.006.30456 and earlier versions

Windows

Acrobat Reader DC 

Classic 2015

2015.006.30456 and earlier versions

Windows

For questions regarding Acrobat DC, please visit the Acrobat DC FAQ page

For questions regarding Acrobat Reader DC, please visit the Acrobat Reader DC FAQ page.

Solution

Adobe recommends users update their software installations to the latest versions by following the instructions below.
The latest product versions are available to end users via one of the following methods:

  • Users can update their product installations manually by choosing Help > Check for Updates.
  • The products will update automatically, without requiring user intervention, when updates are detected.
  • The full Acrobat Reader installer can be downloaded from the Acrobat Reader Download Center.

For IT administrators (managed environments):

  • Download the enterprise installers from ftp://ftp.adobe.com/pub/adobe/, or refer to the specific release note version for links to installers.
  • Install updates via your preferred methodology, such as AIP-GPO, bootstrapper, SCUP/SCCM (Windows), or on macOS, Apple Remote Desktop and SSH.

Adobe categorizes these updates with the following priority ratings and recommends users update their installation to the newest version:

Product

Track

Updated Versions

Platform

Priority Rating

Availability

Acrobat DC

Continuous

2019.008.20081

Windows

1

Acrobat Reader DC

Continuous

2019.008.20081

Windows

1

 

 

 

 

 

 

Acrobat 2017

Classic 2017

2017.011.30106

Windows

1

Acrobat Reader DC 2017

Classic 2017

2017.011.30106

Windows

1

 

 

 

 

 

 

Acrobat DC

Classic 2015

2015.006.30457

Windows

1

Acrobat Reader DC

Classic 2015

2015.006.30457

Windows

1

Vulnerability Details

Vulnerability Category

Vulnerability Impact

Severity

CVE Number

NTLM SSO hash theft

Information Disclosure

Important

CVE-2018-15979

Note:

Please refer to this KB article for more information on mitigating CVE-2018-15979. 

Acknowledgements

Adobe would like to thank The EdgeSpot team (CVE-2018-15979) for reporting this issue and for working with Adobe to help protect our customers. 

 Adobe

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