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Security Bulletin 1859972

Directory traversal with remote code execution

High

Security Bulletin 1859972
(CVE-2018-16518) 09/05/2018

SUMMARY

Opening a compromised encrypted Zed! container can create arbitrary files on host.
This anomaly is not related to a cryptographical vulnerability: data confidentiality in encrypted containers is not affected.
Upgrade is highly recommended.

CVSS SCORE: BASE 8.3

  • Attack Vector (AV): Network (N)
  • Attack Complexity (AC): High (H)
  • Privileges Required (PR): None (N)
  • User Interaction (UI): Required (R)
  • Scope (S): Changed (C)
  • Confidentiality (C): High (H)
  • Integrity (I): High (H)
  • Availability (A): High (H)

DETAILS

CVEID: 2018-16518 (created on 09/05/2018)

CERT-FR: CERTFR-2018-AVI-440

AFFECTED PRODUCTS AND VERSIONS

  • Zed! Enterprise for Windows version prior to 6.1.2226
  • Zed! Enterprise for Linux version prior to 1.0.198
  • Zed! Enterprise for MacOSX version prior to 1.0.198
  • Zed! features in ZoneCentral for Windows version prior to 6.1.2226
  • Zed! features in ZedMail for Windows version prior to 6.1.2226
  • Zed! Pro for Windows version prior to 1.0.194
  • Zed! Pro for Linux version prior to 1.0.198
  • Zed! Pro for MacOSX version prior to 1.0.198
  • Zed! Free for Windows version prior to 1.0.194
  • Zed! Free for Linux version prior to 1.0.198
  • Zed! Free for MacOSX version prior to 1.0.198

SOLUTIONS AND RECOMMENDATIONS

Depending on your solution, upgrade to one of the following versions:

  • Zed! Enterprise for Windows minimal version 6.1.2226
  • Zed! Enterprise for Linux minimal version 1.0.198
  • Zed! Enterprise for MacOSX minimal version 1.0.198
  • Zed! features in ZoneCentral for Windows minimal version 6.1.2226
  • Zed! features in ZedMail for Windows minimal version 6.1.2226
  • Zed! Pro for Windows minimal version 1.0.194
  • Zed! Pro for Linux minimal version 1.0.198
  • Zed! Pro for MacOSX minimal version 1.0.198
  • Zed! Free for Windows minimal version 1.0.194
  • Zed! Free for Linux minimal version 1.0.198
  • Zed! Free for MacOSX minimal version 1.0.198

For more information, contact support[@]primx[.]eu.

Acknowledgements

Joran HERVE