SRC-2018-0024 : Adobe Flash Player SWF Parsing Out-of-Bounds Read Information Disclosure Vulnerability

CVE ID:

CVE-2018-5008

CVSS Score:

4.3, (AV:N/AC:M/Au:N/C:P/I:N/A:N)

Affected Vendors:

Adobe

Affected Products:

Adobe Flash Player

Vulnerability Details:

This vulnerability allows remote attackers to disclose sensitive information on vulnerable installations of Adobe Flash Player. User interaction is required to exploit this vulnerability in that the target must visit a malicious page or open a malicious file.

The specific flaw exists within the parsing of SWF files. The issue results from the lack of proper validation of user-supplied data, which can result in a read past the end of an allocated object. An attacker can leverage this in conjunction with other vulnerabilities to execute code in the context of the current process.

Vendor Response:

Adobe has issued an update to correct these vulnerabilities. More details can be found at:
https://helpx.adobe.com/security/products/flash-player/apsb18-24.html

Disclosure Timeline:

  • 2018-04-27 – Verified and acquired by iDefense
  • 2018-07-13 – Coordinated public release of advisory

Credit:

This vulnerability was discovered by Steven Seeley (mr_me) of Source Incite

Acknowledgments:

Source Incite would like to acknowledge iDefense's Vulnerability Contributor Program for the help with co-ordination of this vulnerability.