Advisory Details

March 28th, 2018

Slack Technologies Slack URI Parsing Command Injection Remote Code Execution Vulnerability

ZDI-18-265
ZDI-CAN-5523

CVE ID CVE-2018-1000006
CVSS SCORE 7.5, AV:N/AC:L/Au:N/C:P/I:P/A:P
AFFECTED VENDORS Slack Technologies
AFFECTED PRODUCTS Slack
TREND MICRO CUSTOMER PROTECTION Trend Micro TippingPoint IPS customers are protected against this vulnerability by Digital Vaccine protection filter ID ['30933']. For further product information on the TippingPoint IPS: http://www.tippingpoint.com
VULNERABILITY DETAILS


This vulnerability allows remote attackers to execute arbitrary code on vulnerable installations of Slack Technologies Slack. 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 URI handlers. The issue results from the lack of proper validation of a user-supplied string before using it to execute a system call. An attacker can leverage this vulnerability to execute code under the context of the current process.

ADDITIONAL DETAILS Slack Technologies has issued an update to correct this vulnerability. More details can be found at:
https://electronjs.org/blog/protocol-handler-fix
DISCLOSURE TIMELINE
  • 2018-01-31 - Vulnerability reported to vendor
  • 2018-03-28 - Coordinated public release of advisory
  • 2018-04-26 - Advisory Updated
CREDIT rgod
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