[Japanese]

JVNDB-2019-000006

POWER EGG vulnerability where EL expression may be executed

Overview

POWER EGG provided by D-CIRCLE inc. is an integrated collaboration tool. POWER EGG contains a vulnerability where an arbitray EL expression may be executed (CWE-20).

Touma Hatano reported this vulnerability to IPA.
JPCERT/CC coordinated with the developer under Information Security Early Warning Partnership.
CVSS Severity (What is CVSS?)

CVSS V3 Severity:
Base Metrics 7.3 (High) [IPA Score]
  • Attack Vector: Network
  • Attack Complexity: Low
  • Privileges Required: None
  • User Interaction: None
  • Scope: Unchanged
  • Confidentiality Impact: Low
  • Integrity Impact: Low
  • Availability Impact: Low
CVSS V2 Severity:
Base Metrics 7.5 (High) [IPA Score]
  • Access Vector: Network
  • Access Complexity: Low
  • Authentication: None
  • Confidentiality Impact: Partial
  • Integrity Impact: Partial
  • Availability Impact: Partial
Affected Products


D-CIRCLE inc.
  • POWER EGG 2.0 Ver2.0.1
  • POWER EGG 2.0 Ver 2.02 Patch 3 and earlier
  • POWER EGG 2.0 Ver 2.1 Patch 4 and earlier
  • POWER EGG 2.0 Ver 2.2 Patch 7 and earlier
  • POWER EGG 2.0 Ver 2.3 Patch 9 and earlier
  • POWER EGG 2.0 Ver 2.4 Patch 13 and earlier
  • POWER EGG 2.0 Ver 2.5 Patch 12 and earlier
  • POWER EGG 2.0 Ver 2.6 Patch 8 and earlier
  • POWER EGG 2.0 Ver 2.7 Patch 6 and earlier
  • POWER EGG 2.0 Ver 2.7 Government Edition Patch 7 and earlier
  • POWER EGG 2.0 Ver 2.8 Patch 6 and earlier
  • POWER EGG 2.0 Ver 2.8c Patch 5 and earlier
  • POWER EGG 2.0 Ver 2.9 Patch 4 and earlier

POWER EGG 2.0 Ver2.10c, POWER EGG 2.0 Ver2.11c, and POWER EGG 3.0 are not affected by this vulnerability.
Impact

A remote attacker may execute an arbitrary EL expression from the server where the product is running. As a result, an arbitrary command may be executed.
Solution

[Update the Software]
Update to the latest version of software according to the information provided by the developer.
Vendor Information

D-CIRCLE inc.
CWE (What is CWE?)

  1. Improper Input Validation(CWE-20) [IPA Evaluation]
CVE (What is CVE?)

  1. CVE-2019-5916
References

  1. JVN : JVN#63860183
Revision History

  • [2019/02/05]
      Web page was published