Advisory Details

September 5th, 2019

Red Lion Crimson CD31 File Parsing Use-After-Free Remote Code Execution Vulnerability

ZDI-19-788
ZDI-CAN-7645

CVE ID CVE-2019-10996
CVSS SCORE 7.8, AV:L/AC:L/PR:N/UI:R/S:U/C:H/I:H/A:H
AFFECTED VENDORS Red Lion
AFFECTED PRODUCTS Crimson
VULNERABILITY DETAILS

This vulnerability allows remote attackers to execute arbitrary code on affected installations of Red Lion Crimson. 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 processing of CD31 files. The issue results from the lack of validating the existence of an object prior to performing operations on the object. An attacker can leverage this vulnerability to execute code in the context of the current process.

ADDITIONAL DETAILS Red Lion has issued an update to correct this vulnerability. More details can be found at:
https://support.redlion.net/hc/en-us/articles/360033077531
DISCLOSURE TIMELINE
  • 2019-02-28 - Vulnerability reported to vendor
  • 2019-09-05 - Coordinated public release of advisory
CREDIT Michael DePlante, Anthony Fuller and Todd Manning of Trend Micro Zero Day Initiative
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